The Poaceae (also called Gramineae or true grasses) are a large and nearly ubiquitous family of monocotyledonous flowering plants. They are terrestrial, annual herbs. It is a small family of heterostylous aquatic plants, occurring in tropical and subtropical waters. Plant monoecious, diclinous; two kinds of flowers in different inflorescences; male in staminate and female in pistillate inflorescence respectively. Moringaceae: Characters, Distribution and Affinities . Floral Formula and Important Families of Flowering Plants, Class 11 Biology NCERT Solutions. Poaceae (Gramineae) - the Grass Family. The family consists of plants that are generally cultivated as crop plants for food. Stem-Triangular, solid, without nodes. What is the significance of transpiration? Adventitious, fibrous, branched, fascicled or stilt (Zea mays). 9. B. tulda, B. vulgaris are used for scaffolding, thatching huts etc. 7. There are 3 stamens that hang down and the anthers shed pollen into the wind. Lubricant and purgative: Castor oil (IA and Conon oil ( jL i n are used as purgatives. Floral characters. Poaceae or Gramineae is a large and nearly ubiquitous family of monocotyledonous flowering plants known as grasses. This plant family is distributed throughout the world. Root: Adventitious stilt roots. Top Answer. Oryza sativa 3. MCQs on Floral Formula. Poaceae 1-Floral formula. 3. The term 'floret', when applied to grasses, refers to the flower and two 'fertile' bracts that usually enclose the flower, the lemma and palea. Family: Poaceae. Poaceae. There are one-hundred fifty eight (158) genera and four-hundred ninty two (492) species of this family are present in Pakistan. lemma. Content Guidelines 2. The members are cosmopolitan in distribution. Simple, alternate, green, exstipulate, entire margin, acute apex, sheathing leaf base, at the junction of leaf-sheath and leaf-blade membranous ligule present, parallel venation. They rank among the top five families of flowering plants in terms of the number of species, but they are clearly the most abundant and important family of the Earth’s flora. Bracteate (Lemma or inferior palea) pedicellate, complete, hermaphrodite, zygomorphic, small hypogynous. ... POACEAE/GRAMINAE:GRASSES/GRAINS Corn, rice, wheat, lemon grass, sugar cane. It has importance both for human beings and animals. The Virtual Floral Formula is a Web bite thai lets students practice their floral structure interpretation skills using detailed dissection photographs of the flowers of 12 species. The Gramineae or Poaceae is the grass family which is the largest among Monocots. Poaceae, formerly called Gramineae, grass family of monocotyledonous flowering plants, a division of the order Poales.The Poaceae are the world’s single most important source of food. Herbaceous, erect, cylindrical, fistular, nodes and internodes are present, green. Share Your Word File Latest Comments. Floral formula and floral diagram. MCQs on Floral Formula. Uncommonly, flowers may have no axis of symmetry at all, typically because their parts are spirally arranged. In India the family is represented by 180 species and 30 genera. Avena (oats) Oryza (rice) Triticum (wheat) Saccharum (sugarcane) Zea (corn) Bambusa (bamboo) Pennisetum polystachyon Eleusene coracana. Answer: (a) 2. Yeast: Origin, Reproduction, Life Cycle and Growth Requirements | Industrial Microbiology, How is Bread Made Step by Step? hermaphrodite, the other is sterile or male usually. All the cereals and millets belong to this plant family. formula and floral diagram. Below is the floral formula along with the floral diagram for both male and female flowers. This is a question and answer forum for students, teachers and general visitors for exchanging articles, answers and notes. Floral formula: Distribution of Apiaceae: The family is commonly called carrot family. Welcome to BiologyDiscussion! 8. 2 Lodicules are present (Presenting Calyx and corolla) forming Perianth. How many different kinds of animals are there? Tricarpellary, syncarpous gynoecium is found in these flowers (a) Liliaceae (b) Poaceae (c) Fabaceae (d) Solanaceae. Stamens 3, polyandrous, filament long, anthers dorsifixed when young and versatile when mature. At the base of rachilla two sterile scales, called glumes, are present. The spikelet consists of a short axis called rachilla on which 1 to many sessile or short stalked flowers are borne. In a spikelet one floret is perfect i.e. Poaceae 1-Floral formula. The staple food grains of the population of world is derived from Oryza sativa (Rice) and Triticum aestivum (Wheat). Important Types. Root System: Taproot system. Floral formula. Floral parts are calyx(K), corolla(C), androecium(A) and gynoecium(G). Floral Formula: Br. Incomplete:( those flower which is missing one/two whorls). Poaceae 1-Floral formula. Represented by membranous scales called the lodicules. The family consists of plants … Each flower is enclosed by inferior and superior palea. Alternate, simple, long ligule present, linear, entire margin, green, multicostate parallel venation, sheathing leaf base. 5, pages 276-280. Below is the floral formula along with the floral diagram for both male and female flowers. The family stands first and foremost in respect of economic importance in whole of Angiosperms. Besides these a number of grasses are grown to form fine lawns, play grounds etc. Floral characters. Senna forms a Cytmetera. 13 glumes. Florets are arranged in spikelets, these subtended by a pair of glumes. The number of each part in the flower is indicated with a superscript number after the letters. Alternate, simple leaves. 1 See answer rameshgiri19990916 is waiting for your help. Economic Importance of Papilionaceae. Flowers are arranged in distinct inflorescence. Caryopsis (achene with pericarp completely united or adherent with the seed coat) or rarely nut (Dendrocalamus) or berry (Bambusa). The 2 sepals are modified into lodicules. Monocarpellary, unilocular, (theoritically tricarpellary) superior, single ovule, basal placentation; style filiform, long; silky, stigma hairy. Mostly herbs, stem jointed, fistular, cylindrical; leaves simple, alternate, sheathing, sheath open, ligulate; inflorescence compound spike; flowers zygomorphic, hypogynous, protected by palea; perianth represented by 2 or 3 minute scales (lodicules); stamens 3, versatile; carpel one, style 2 or 3, stigmas feathery, basal placentation; fruit caryopsis; testa fused with pericarp. 2. Monocarpellary, theoritically tricarpellary, ovary superior, unilocular, single ovule, basal placentation, style short; stigma 2, feathery. Atom The flowers of Poaceae are small, lack petals, and are pollinated by wind. It is used to describe the salient features/characteristics of a flower with the help of certain symbols and signs known as floral symbols. There will be total 10 MCQ in this test. The glumes are placed one above the other on opposite sides. Vetiveria zizanioides (H. Khus khus) yields vetiver oil from the roots. It was constructed in ToolBook (SumTotal The American Bioh^y Teacher, Vol. The Poaceae (also called Gramineae or true grasses) are a large and nearly ubiquitous family of monocotyledonous flowering plants. Wiki User Answered . A floral formula is a written shorthand used to represent the structure of a flower using the standard set of symbols shown at the right. Floral diagram of poaceae family with floral formula? 8. Some species of Bambusa e.g. Saccharum officinarum (Sugarcane; H. Ganna) is cultivated for gur and sugar. ... Floral diagram with floral formula (Oryza sativa or rice): Some important plants of the family: Oryza sativa (Rice) Triticum aestivum (wheat) Zea mays (maize) It has six hundred (600) genera and ten thousands (10,000) species. glumes. Welcome to BiologyDiscussion! (A-l) Capsella bursa-pas- Triticum aestivum 4. Exploded spikelet of brome grass. Figure 8.92 Brassicaceae (Cruciferae). This sub-family is divided into 3 tribes. Food: Most of the important pulses are belonged to this family. Answer: (a) Both the glumes are boat shaped and sterile. Floral symmetry describes whether, and how, a flower, in particular its perianth, can be divided into two or more identical or mirror-image parts. 12 Reproductive characters. Perfect: Those flower which containing only essential whorls (Androecium & Gynoecium) Zygomorphic: Capable of division into symmetrical halves by only one longitudinal. Answer. % P lodicules A 3 or 1-6 G 1 or (2) Economic importance. The four major floral parts are always shown in the same order; sepals (CA), petals (CO), stamens (A), and carpels (G). The lemma frequently bears a long, stiff hair called awn. A caryopsis completely enclosed by the flowering glume and palea. The fruit produced by a grass flower is almost always a seedlike grain or caryopsis, a dry indehiscent one-seeded fruit with the pericarp adnate to the seed (in an achene the pericarp is free). Since true flower parts in grasses are inconsequential in identification, spikelet arrangement will be used for description of the inflorescence type. palea. Each unit of inflorescence is spikelet. Poaceae includes the cereal grasses, bamboos and the grasses of natural grassland and cultivated lawns and pasture. The four major floral parts are always shown in the same order; sepals (CA), petals (CO), stamens (A), and carpels (G). 1. They are cultivated from time immemorial. The spikelets are arranged in various ways on the main axis called rachilla. Bambusa bamboo 7. Capparidaceae: Characters, Distribution and Types. The APG IV system of 2016 (unchanged from the APG III system of 2009, the APG II system of 2003 and the APG system of 1998) places the family in the order Commelinales, in the commelinid clade, in the monocots. Floral Formula: Br. Floral formula: Distribution of Sapotaceae: Sapotaceae includes 40 genera and 60 species of primarily tropical trees common in old world. Leaf: Alternate, simple, long ligule present, linear, entire margin, green, multicostate parallel venation, sheathing leaf … They are terrestrial, annual herbs. They may be terrestrial or aquatic. lemma. 4. What is floral formula for family poaceae? Leaves: Alternate, simple or pinnately compound (rarely); exstipulate; reticulate venation. Food: Several species of Achras sapota (H. Chiku), Manilkara kauki (H. Khirini), Manilkara hexandra, Mimusops elengi (V. Maulsari), Bassia longifolia yield juicy edible fruits. These species generally have four free perianth segments that have a zygomorphic arrangement, four stamens with very short filaments that are joined to the perianth segments, and a gynoecium consisting of a single carpel with a superior ovary. Inflorescence: Racemose- terminal or axillary raceme; Cymose- solitary in Solanum. The plants are distributed almost throughout the world except the arctic regions. Spikelets mostly two flowered, rarely one flowered, falling entire at maturity with their stalks and glumes. The family is commonly known as grass family. Floral digram of grass spikelet 13. Many grasses as Cynodon dactylon, Panicum, Cymbopogon, Agrostis, Poa are grown for fodder. The flowers of Poaceae are small, lack petals, and are pollinated by wind. This sub-family is divided into 8 tribes. Share Your PDF File 1 See answer rameshgiri19990916 is waiting for your help. All florets in a spikelet are fertile. This website includes study notes, research papers, essays, articles and other allied information submitted by visitors like YOU. 15. This family has greater importance than all other angiosperm families of the flowering plants. are medicinal. Our mission is to provide an online platform to help students to share notes in Biology. By contrast, sedge spikelets are often (but not always) composed of flowers arranged in tight spirals within which each flower is subtended by a single scale. Floral Formula. 11 Reproductive characters. The Commelinidae Family Overview - Cyperales. Privacy Policy3. Floral Formula for NEET, AIIMS, AIPMT, JIPMER| SIMPLIFIED BIOLOGY Learn about FLORAL FORMULA. Rhynchelytrum repens, Cortaderia selloana and some species of the tribe Bambusoideae are ornamentals. The latter are commonly referred to collectively as grass. 14. Daneben finden zahlreiche Arten lokale Verwendung als Heu, Dachdeckmaterial oder in der Parfümindustrie. Please keep a pen and paper ready for rough work but keep your books away. Florets are enclosed by two bracts, the palea and the lemma . Style 2, short; stigma 2 feathery and lateral. Brainly User Brainly User This family is also known as Poaceae family. This family has greater importance than all other families of the flowering plants. Its flower is characterized by bracteate, bracteolate, sessile, incomplete, bisexual, zygomorphic, hypogynous, homochlamydeous. (With Methods)| Industrial Microbiology, How is Cheese Made Step by Step: Principles, Production and Process, Enzyme Production and Purification: Extraction & Separation Methods | Industrial Microbiology, Fermentation of Olives: Process, Control, Problems, Abnormalities and Developments, The best answers are voted up and rise to the top. 10 Reproductive characters. Fibrous roots, rhizomes or stolons. The family has been divided on economic basis as follows: Triticum aestivum, Oryza sativa, Zea mays (Maize), Hordeum vulgare (Jaw), Sorghum vulgare (Jowar), Avena sativa (Oats), Pennisetum typhoides (Bajra) are cultivated for cereals and food grains. The perianth is reduced to vestigial structures, lodicules , positioned beneath the ovary and the fruit is single-seeded with the testa adnate to the pericarp, a caryopsis. Asked by Wiki User. Floral symmetry describes whether, and how, a flower, in particular its perianth, can be divided into two or more identical or mirror-image parts. The family Poaceae (Gramineae) closely resembles the family Cyperaceae and the two families have been placed in same order Glumiflorae by Engler and Prantl, and Glumaceae by Bentham and Hooker. All of these flowers are from species in the Proteaceae. Cymbopogon citarus. Family 14: Poaceae (GFTAMINEAE) (Monocot) - Grass Family Diagnostic characters , Floral formula and floral diagram f wheat , Economic Importance and Common species of Poaceae There are 3 stamens that hang down and the anthers shed pollen into the wind. Poaceae is by far the most economically important family of angiosperms. Flowers are hypogynous and hermaphrodite. Usually stamens 3, rarely 6 (Bambusa, Oryza) and one in various species of Anrostis, Lepturus; polyandrous, filaments long, anthers dithecous, versatile, linear, extrorse; pollen grains dry. Floral formula- Comparison # Cyperaceae: 1. January 31, 2019 Angiosperm families, Botany, Rosaceae, Rose family. Floral formula: 2. What are the general characters of bryophytes? The lower one (in the axil of which the flower develop) is the flowering glume, which may or may not have at its apex a narrow elongated outgrowth called the awn; the upper one inserted at little above the flowering glume is called Palea. It includes 295 genera and 2,850 species according to Willis. There are 3 stamens that hang down and the anthers shed pollen into the wind. Related Posts. Floral Formula. Each spikelet has two flowers-one pedicellate other sessile; each has a pair of bracts the inferior and superior palea, zygomorphic. The 2 sepals are modified into lodicules. Botany, Plant Taxonomy, Angiosperms, Monocotyledons, Families, Poaceae. Ähnlich den Poaceae besitzen auch die Cyperaceen Silicat-Einlagerungen, was ihnen deren Festigkeit verleiht. The plants represent all the 3 ecological types as hydrophytes, xerophytes and mesophytes. NEET Biology Floral Formula Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high. 7. palea. Floral diagram of poaceae family with floral formula? Floral Formulas and Diagrams A floral formula is a "shorthand" method used to represent the structure of a flower using the standard set of symbols shown at the right. It consists two perianth, three stamens and monocarpellary gynoecium with single ovule on basal placentation. In this article we will discuss about:- 1. They are terrestrial, annual herbs. Hegnauer (1963) has also supported the same view. GROWTH HYBRIDIZATION Locomotory organ: Flagella About The Author sidra. The four major floral parts are always shown in the same order; sepals (CA), petals (CO), stamens (A), and carpels (G). 8.Importance of poaceae 1. Stem: Erect or climber; Solanaceae includes herbs, shrubs, small trees, and climbers. The leaves of Cassia senna and Cassia obovata giN c a drug called Senna. It is useful for round worms. Telescoped spikelet. Ergotine is an excellent remedy for uterine contraction. Diversity: often tufted (caespitose) perennial herbs, also many annuals, rhizomatous or stoloniferous perennials and some 'woody' types (bamboo) - ca. Floral formula and floral. Floral formula and floral diagram. Perigynous flowers are found in (a) Rose (b) China rose (c) Cucumber (d) … Flowers are small, incospicuous and zygomorphic. 72, No. Poaceae - Poaceae - Characteristic morphological features: Although grasses superficially resemble other plants, most notably the rushes (family Juncaceae) and sedges (family Cyperaceae), these similarities are far outweighed by the numerous less-conspicuous differences in the structure and arrangement of reproductive parts, pollen development and structure, chromosome structure, and … The family consists of plants that are generally cultivated as crop plants for food. Zea mays: Habit: An annual cultivated crop plant. The number of each part in the flower is indicated with a superscript number after the letters. Add your answer and earn points. Grasses are annual, biennial, or perennial plants that are usually herbaceous but may be woody in some genera. Many species occur in early successional communities. All of these flowers are from species in the Proteaceae. Monocarpellary, ovary superior, unilocular with only one ovule. Br. Underground rhizome in all perennial grasses, cylindrical, culm with conspicuous nodes and internodes, internodes hollow, herbaceous or woody, glabrous or glaucous, vegetative shoots are arising from the base of aerial stem or from underground stems are called tillers. Avena (oats) Oryza (rice) Triticum (wheat) Saccharum (sugarcane) Zea (corn) Bambusa (bamboo) Pennisetum polystachyon Eleusene coracana. The family consists of plants that are generally cultivated as crop plants for food. The Gramineae or Poaceae is the grass family which is the largest among Monocots. Huge family, most important economic crops. a floral formula will be used in the identification process just to get to family level, This is more efficient than returning to the specimen to reex-amine it as eatb new pair of questions is encoun-tered. Pistil-Monocarpellary, one loculed, one ovuled. The florets may be arranged in alternate or opposite manner on the central axis. Florets are enclosed by two bracts, the palea and the lemma . Phragmites karka, Cymbopogon schoenanthus etc. Root System: Taproot system. 1.Medical importance:The leaves of cassia alata are used to cure ring worm and skin diseases. Fruit-Caryopsis. Uncommonly, flowers may have no axis of symmetry at all, typically because their parts are spirally arranged. Fruit aggregate of achenes [Floral formula: Ca 3 Co 3 A 6- G 6 ... Fruit achene or drupe [Floral formula: T 4 A 4 G 4 ] ... | PowerPoint PPT presentation | free to view Fruit-Achene or nut. Poaceae is by far the most economically important family of angiosperms. Short notes on Inflorescence of Poaceae. ), ROSACEAE; Rose family – General characters , floral formula , floral diagram , economic importance and common species, Automatic street light ON OFF directly with 220AC. It includes the cereal grasses, bamboos and the grasses of natural grassland and species cultivated in lawns and pasture. It was also named as Umbelliferae. Poaceae or Gramineae: Grass Family Characteristics, Floral formula, Floral Diagram And Economic Importance March 26, 2020 Poaceae or Gramineae Diagnostic characters of Poaceae Kingdom: Plantae. It has importance both for man and animals. 9. Each spikelet is two flowered and subtended by two glumes – the sterile and fertile. Bracteate and bracteolate, sessile, incomplete, hermaphrodite, or unisexual (Zea mays), irregular, zygomorphic, hypogynous, cyclic. Protected by Lemma and Palea. rachilla. A floral formula is a symbolic representation of different floral parts, their numbers, arrangement pattern and how they are related. Post Comments Second, comparing the llora! Affinities 5. These pulses are used as food. Oryzae Sativa (Rice) Triticum aestivum (Wheat) Zea mays (Maize) Hordeum vulgare (Barley) Cynodon dactylon (Grass) Saccharum officinarum (Sugarcane) Roots: They have fibrous or adventitious root system. 10 Reproductive characters. Economic Importance----- ----- Source of food: The plant Montt:at gives starchy food from its tuberous roots. The common species of pulses are Grain, Pea, and Kidney bean. Panicle of spikelets, Spikelet – one loosely arranged on the branches of the panicle. rachilla. shivanesh m November 16, … Pennisetum glaucum 5. Rachilla is not continued above the upper floret. Oils: Some plants give wood oil, artist oil and other drying oils. It is one of the largest among the angiospermic families. FAMILY 9: Cucurbitaceae – Gourd Family characters, Floral formula & species; Poaceae (GFTAMINEAE) (Monocot) – Grass Family characteristics and floral diagram; Tweet. Many perennial, grown as annuals. A compound inflorescence may be spike of spikelets (Triticum), panicle of spikelets (Avena). Secale cereale is cultivated for infection of its inflorescence by Claviceps purpurea for production of Ergot and for extraction of ergotine. Get complete information on Family Gramineae (Poaceae) Here is your essay on Hypanthodium . 7. Hutchinson (1959) believes that the origin of Grasses i.e., the family Poaceae (Gramineae) took place on parallel line with Cyperaceae through Juncaceae which was derived directly from Liliforean stock. The roots are also woven into curtains. Species of Dendrocalamus (H. Bent), Arundinaria, Melocalamus are used in manufacture of furniture. F L O R A L F O R M U L A 6.Floral digram 11. Moraceae: Mulberry Family Characters, Floral formula, Floral Diagram And Economic Importance Syed Muhmmad Muzammil Gilani January 02, 2020 Angiosperm families , Angiosperms , Botany , Moraceae , … Flowers of Poaceae are characteristically arranged in spikelets, each having one or more florets. ISSN 0002-7685, eleclronk ISSN 1938-4211. What is a mushroom shaped gland? The leaf of a grass consists of a blade, generally narrow and elongate, and a sheath which surrounds the stem like a sleeve. It is manufactured from certain species of grasses and bamboos. Where are the pollen grains formed in the flower? What is its function? Above the glumes a series of florets are present. ( The flowers of Poaceae are small, lack petals, and are pollinated by wind. The inflorescence of grasses has been classified variously. Neben der bereits erwähnten Stärke und fettem Öl kommen auch Polyphenole und ätherische Öle vor. Use as food. 1. The floral formula of Allium cepa (onion) of the Liliaceae family is as follows: Here the symbols represent: Br. Cronquist (1968) considered that the families are also related on account of some chemical data. These oils are used in paints. Exploded spikelet of brome grass. Herbs, annuals or perennials or shrubs, sometimes tree like (Bambusa, Dendrocalamus). glumes. It consists two perianth, three stamens and monocarpellary gynoecium with single ovule on basal placentation. It consists of 620 genera and 6,000 species. Poaceae or Gramineae is a large and nearly ubiquitous family of monocotyledonous flowering plants known as grasses. 3. These oils are extracted from the seeds of several species. 13 glumes. Vegetables and fruits: 1 – he leaves and flower bud of Bauhinia variegate are used as vegetable. TOS4. % ⚥P 2 (lodicules) A 3 G 1. This family is also known as Poaceae family. Style is short or absent and ovary is superior. Telescoped spikelet. Saccharaum officinarum 6. Actinomorphic. Medicinal: Artemisia yields a drug santonine. ... DIAGRAMA FLORAL POACEAE Fonte: Flora do Brasil 12. The syncarpous gynoecium has 2 carpels, the ovary is superior, the styles are feather-like to catch pollen from the wind, and the ovary is 1-locular with 1 basal ovule. Home » Botany » Family 7: Moraceae characters , Floral formula & importance. grass family. Inflorescence: Racemose- terminal or axillary raceme; Cymose- solitary in Solanum. Liliaceae: Characters, Distribution and Types. Poaceae or Gramineae: Grass Family Characteristics, Floral formula, Floral Diagram And Economic Importance Syed Muhmmad Muzammil Gilani March 26, 2020 Angiosperm families , Angiosperms , Botany , Gramineae , Grass Family , Poaceae Poaceae is the scientific name for grass. A floral formula is the numeric representation of different floral structures that constitute a flower. Botany, Plant Taxonomy, Angiosperms, Monocotyledons, Families, Comparison, Poaceae and Cyperaceae. Stem: Erect or climber; Solanaceae includes herbs, shrubs, small trees, and climbers. Plants are mostly herbaceous, annuals and perennials. Answer Now and help others. 7. 1. also yield oil. … Floral Formulas A Cool Way to Look at Floral Anatomy Floral Formulas System of notation Display a ton of information about the structure of a flower Similar to the ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 760d75-NzViM Pistil-Tricarpellary, syncarpous, one celled, single basal ovule. Following operations occurs in the replication of  deoxyribonucleic acid  (DNA): Origin of Replication Elongation of new DNA strand The prob... 4v DC to 220V AC inverter circuit with Mobile charger transformer 4v DC to 220V AC inverter circuit In this simple electronic p... Poaceae or Gramineae: Grass Family Characteristics, Floral formula, Floral Diagram And Economic Importance. The 2 sepals are modified into lodicules. Floral formula: capsule, silique-like capsule, silique Distribution and ecology: Cosmopolitan, most diverse in the Mediterranean region, southwestern and central Asia, and western North America. Floral formulae: Related Articles: Comparison between Arecaceae and Liliaceae ; Alismaceae: Characters, Distribution and Types ; Botany, Plant Taxonomy, Angiosperms, Monocotyledons, Family, Arecaceae. The leaves may be evergreen or deciduous and are all basal or alternate, and usually much longer than wide. Floral formula-. Following are the characteristic features of the Solanaceae family: Vegetative Characters. Floral formula and floral diagram of orchidaceae and Asclepiadaceae . Brainly User Brainly User This family is also known as Poaceae family. Lettuce has properties resemble to opium r ill. Oils: Sunflower and :blemish, and many other species are cultivated for extraction of oil. Gynoecium is monocarpellary and unilocular. ... Floral formula and floral diagram of orchidaceae and Asclepiadaceae . A floral formula is a written shorthand used to represent the structure of a flower using the standard set of symbols shown at the right. maize). Grasses have stems that are hollow except at the nodes and narrow alternate leaves borne in two ranks. Disclaimer Copyright, Share Your Knowledge Following are the characteristic features of the Solanaceae family: Vegetative Characters. 25 26 27. Many grasses yield scented oils which are used in perfumery viz. Distribution of Poaceae 3. The flowers of Poaceae are small, lack petals, and are pollinated by wind. The Virtual Floral Formula. This oil is applied externally for skin diseases. % ⚥P 2 (lodicules) A 3 G 1. Hutchinson (1964), Butzin (1965) and Takhtajan (1969) placed the families into 2 separate orders, the Cyperales and Graminales on the basis of many differences viz., 1. leaf sheath, 2. jointed and unjointed stem, 3. single bract and lemma and palea, 4. seed coat etc.
2020 floral formula of poaceae