floral characters of solanaceae

Distribution: Solanaceae is a large family consisting of 90 genera distributed in tropical and temperate regions of the world. Range of Floral Structuresin Solanaceae: The flower is usually zygomorphic, but rarely actinomorphic, due to obliquely placed ovary. Floral Formula of Solanaceae 3. Affinity and Economic Importance. Flower color states reflect the dominant color of the corolla. (10) Tomato (Lycopersicum esculentum Mill. The mode of arrangement of sepals or petals in floral bud with respect to the other members of the same whorl is known as aestivation. General Characters of Solanaceae 2. Ebracteate, pedicellate, regular, bisexual, pentamerous, hypogynous, white. The Solanaceae, or nightshades, are a family of flowering plants that ranges from annual and perennial herbs to vines, lianas, epiphytes, shrubs, and trees, and includes a number of agricultural crops, medicinal plants, spices, weeds, and ornamentals. Plagiarism Prevention 4. Wettstein accepts the view that Solanaceae is closely associated with Convolvulaceae, that is why he has put the family under Tubiflorae. The corolla is found to be regular as in Solanum, which consists of rotate corolla, or the bell-shaped corolla of Atropa, or irregular to some extent, as in Hyoscyamus. This fain lb has a great economic importance for mankind. (1) Brinjal or Egg-plant (Solanum melongena L.), a common herb cultivated throughout India. The capitulum may be arranged in racemes, panicles, spikes, etc. Disclaimer 9. (26) Cestrum diurnum, very common on roadsides. Five, gamopetalous, rotate, white, inferior. Answer : Floral Characters : 1. Leaves: Alternate, simple or pinnately compound (rarely); exstipulate; reticulate venation. This family is ranked third in the flowering families for commercial importance in thetemperate zone. The three uppermost petals constitute the upper lip, (3) Solanum xanthocarpum Schrad. 1- Fruit: Many fruits are cbtained from the plants of this family. Number and Distribution 4. We rec-ognized five color states: white, yellow, red/orange, purple (including dark blue and violet) and mixed colors. Vania Jiménez-Lobato 1,2 and Juan Núñez-Farfán 1 1Laboratorio de Genética Ecológica y Evolución, Departamento de Ecología Evolutiva, ... (Solanaceae) is an annual plant found in semi-arid environments in Before publishing your articles on this site, please read the following pages: 1. Liliaceae or Lily family is a large and economically important family of monocotyledonous flowering plants. Bicarpellary syncarpous; ovary superior, obliquely placed, each loculus contains numerous ovules, axile Placentation; style long, slightly twisted; stigma bifid, green and capitate. FAMILY 10: Solanaceae (Potato Family) - Characters , Floral formula Solanaceae floral formula & Flowers of Solanaceae: pin. Among the most important of those are potato (Solanum tuberosum); eggplant (S. melongena); tomato (S. Hutchinson considers this family is related to Convolvulaceae and Boraginaceae. (12) Thorn-apple (Datura fastuosa L.= D. metel L.), a common herb whose seeds are highly poisonous; Jimson weed (D. stramonium L.), another highly poisonous plant from which alkaloid ‘daturin’ is extracted. 2. (8) Solanum indicum L., a prickly herb commonly found on roadsides and rubbish heaps. Petals—(5), usually rotate or funnel-shaped, rarely bilabiate, imbricate or plicate. Propagation type:Seeds and fruits Distribution: The members of this family are distributed throughout the world. Root System: Taproot system. In some species of Solanum it is an axillary, scorpioid cyme which appeal's to be arising extra axillaris v from the middle of an internode due to adnation of the peduncle with the internode. Floral formula: Range of floral structure: The Rosaceae, has a wide range of floral structure. A typical flower consists of four types of floral leaves called sepals, petals, stamens and carpels in distinct whorls normally known as calyx, corolla, androecium and gynoecium respectively. Floral Characters Inflorescence: Solitary, axillary or cymose as in Solanum. Content Filtrations 6. Flower: Characteristics and economic importance of family Solanaceae. Solanaceae is an economically important family of flowering plants. 1) (Walters, 1969; Grau and Gr6nbach, 1984; Knapp, 2002). Habit: The habit of the members of this family is variable. It differs from Convolvulaceae in having numerous seeds. February 20, 2018 Sushil Humagain Biology, Botany 0. They inhabit every conceivable situation. Vegetative characters. (14) Nicotiana plumbaginifolia Viv., a common weed. floral morphology in the genus Schizanthus is unusual among members of Solanaceae. Capsule (Datura), Berry (Solanum nigrum). Some plants are ornamentals such as, Petunia, Cestrum, Datura, Browallia, Brunfelsia, Schizanthus, etc. Exstipulate, alternate, simple, entire or lobed, pinnately compound in tomato, unicostate reticulate venation. Floral characters. Image Guidelines 5. (13) Tobacco (Nicotiana tabacum L.), a small shrub with sticky glandular hairs. Leaves—alternate, simple, often lobed, exstipulate. Stamens—usually 5, alternating with the corolla- lobes, rarely 4, didynamous (e.g., Brunfelsia, Browallia, Salpiglossis and Schizanthus), epipetalous; anthers bilocular, dehiscing by apical pores or longitudinally. Example: Solanum nigram (black Night –shade). This family includes 900 genera and about 13,000 species. (16) Cape gooseberry or Ground cherry (Physalis peruviana L.), commonly cultivated for the edible fruits which lie concealed within accrescent calyx; P. minima L., a common weed in waste places and on the borders of cultivated land. In many genera false partitions are laid down as a result of which 3-5-celled chambers are formed. Sepals—(5), persistent, often enlarging in the fruit, imbricate. Rendle is of opinion that the family Solanaceae be placed under Tubiflorae. Following are the characteristic features of the Solanaceae family: Vegetative Characters. Floral Characters: Usually an axillary cyme or combination of cymes, sometimes helicoids, Pentamerous, bisexual, rarely unisexual, regular, rarely irregular (Hyoscyamus), hypogynous, Five, gamosepalous, persistent as in Withania, cape- gooseberry and egg plant, inferior, Five, gamopetalous, rotate or infundibuliform or lobed, inferior, sometimes zygomorphic, Five, polyandrous, alternating with petals, anther often fusing around the style, dehiscence by pores (Solanum). The flower is usually zygomorphic, but rarely actinomorphic, due to obliquely placed ovary. (19) Solanum seaforthianum, a climber, very commonly found in Darjeeling with small white flowers. In this genus there are two or four fertile stamens. Floral Trait Reconstruction Four floral characters were chosen for trait reconstruction: flower color, corolla shape, corolla length and stapet morphology. (23) Henbane (Hyoscyamus niger L.), are medicinal plants. ... We provide a test of these two alternatives by measuring 11 floral characters in eight species of Lycium and using a phylogeny to reconstruct the floral size shifts associated with the evolution of gender dimorphism. Flowers are pentamerous with 10 – α stamens, 5 carpels which may be free as in … Herbaceous, erect, branched, hairy or prickly, underground in potato forming tubers. The families, Convolvulaceae and solanaceae are included in the order polymoniales mainly on the basis of . Explain in detail floral characters, floral formula of solanceae. RESEARCH ARTICLE Open Access Early consequences of allopolyploidy alter floral evolution in Nicotiana (Solanaceae) Elizabeth W. McCarthy1,8, Jacob B. Landis1,2,3, Amelda Kurti1, Amber J. Lawhorn1, Mark W. Chase4,5, Sandra Knapp6, Steven C. Le Comber7, Andrew R. Leitch7 and Amy Litt1* Abstract Which of the following represents the floral characters of liliaceae? In some species cyme is extra-axillary appearing to arise from the middle of an internode due to the adnation of the peduncle with the internode. TOS 7. In Liliaceae, the flowers are actinomorphic (radial symmetry), bisexual, trimerous (calyx, corolla, stamens and pistils are arranged in sets of 3). Copyright 10. Ramal and cauline, alternate, opposite in the floral region, exstipulate, petiolate, simple, ovate, dentate, acute, unicostate and reticulate, glaucous or sparsely. The number of ovules is generally numerous but occasionally few ovules are found, as in Cestrum. Prohibited Content 3. A flower in which all the four whorls are present (Sepal, Petal, Carpels, Stamens) are called as complete. (7) Nightshade (Solanum nigrum L.), a common weed found every­where. It is one of the largest families of flowering plants. (24) Browallia elata L., an annual garden herb. morphological features particularly the floral characters. Privacy Policy 8. It is allied to Scrophulariceae but the latter differs from it … The corolla may be two-lipped, as in Schizanthus. It has great importance in temperate (cold) region. (20) Brunfelsia, Salpiglossis, Schizanthus and Petunia are garden plants. Embryo—usually curved, sometimes straight. This family is of considerable economic importance. When sepals or petals in a whorl just touch one another at the margin, without overlapping, as in Calotropis, it is said to be valvate. It is related to Convolvulaceae in the presence of persistent calyx, twisted corolla and false septum. Floral formula and floral diagram (Rose plant) Economic Importance. 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False septum Boraginaceae in alternate leaves, regular flowers and five stamens medicinal plants gamopetalous, rotate,,! 6 ) Solanum glaucum, very common at Diamond Harbour as in Solanum 900 genera and over species... Glaucous, Woody below which 3-5-celled chambers are formed that is why he has put family... In Many genera false partitions are laid down as a result of 3-5-celled..., corolla length and stapet morphology are climbers there are two or four fertile stamens Vegetative Characters as.... With pale-blue flowers, often enlarging in the order polymoniales mainly on basis! Distributed throughout the world large shrub or small tree about 12 ft. in height number of genera Asteraceae! Garden plants strongly zygomorphic, but in Nicandra, the flowers of Solanaceae, Fabaceae and Liliaceae a small with! In tropical and temperate regions of the corolla may be two-lipped, as in Solanum garden plants family under.... ( 24 ) Browallia elata L., an annual garden herb the members of this family is to!, white, yellow, red/orange, purple ( including dark blue and violet ) and colors! Withania, Hyoscyamus, etc, rotate, white Swartz., a common garden,... Dark blue and violet ) and mixed colors is of opinion that family! Considers it as a result of which 3-5-celled chambers are formed, this family ranked. Laid down as a result of which emit a sweet odour at..

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