#Helicoid cyme inflorescence example full#
Tutors, at the take pledge to provide full satisfaction and assurance in SOLANACEAE Potato Family homework help via online tutoring. Latest technology based Biology Online Tutoring Assistance Spinescent capsule opening through four apical valves with persistent calyx. Carpels are obliquely positioned and ovules on swollen axile placenta. Ovary mainly bilocular but tetralocular because of the creation of false septa. Anthers are basifixed, dithecous along with long filament, introrse and longitudinally dehiscent.
#Helicoid cyme inflorescence example free#
Stamens 5, free from one other epipetalous, exchange the petals and are inserted in the middle of the corolla tube. funnel shaped with wide mouth and 10 lobed. plicate (folded like a fan) showing twisted aestivation,Į. gamosepalous displaying valvate aestivation.Ĭalyx is mainly persistent and odd sepal is posterior in position.ĭ. glabrous displaying unicostate reticulate venation and exstipulate.Ĭ. In Lycopersicon esculentum, the fruit is a berry and in species of Datura and Petunia, the fruit is a capsule.į. In Datura species, bilocule becomes tetralocular by the creation of false septa.Ī berry / septicidal capsule. Ovary bilocular, carpels obliquely placed and ovules on axile placentation.Ĭ. Ovary superior, bicarpellary and syncarpous.ī. In Schizanthus pinnatus, two stamens are fertile and three stamens are decreased to staminodes.Ī. Anthers dithecous, introrse, generally basifixed or dorsifixed, dehiscing longitudinally or by apical pores (example S. Stamens 5, epipetalous, exchange with the petals, generally not equal in length and filaments are inserted in the middle or basal region of corolla tube and basifixed. Petals 5, gamopetalous, funnel shaped, rotate, tubular, generally plicate (folded such as a fan blade) displaying twisted or valvate or imbricate aestivation.
Datura metal (Oomathai) or imbricate aestivation (example Petunia hybrida), bell shaped and persistent (S. Sepals 5, green, gamosepalous, tubular and showing valvate aestivation eg.
nigrum (Manathakkaali), ebracteolate, pedicellate, dichlamydeous, pentamerous, complete, actinomorphic (example Datura stramonium) or Zygomorphic (example Schizanthus pinnatus), bisexual and hypogynous. tuberosum or umbellate cyme like in Withania somnifera.īracteate (example Petunia hybrida) or ebracteate example S. Solitary, axillary cyme (example Datura stramonium) or extra axillary scorpioid cyme termed as rhipidium (fan shaped cyme) like in S. xanthocarpum, the midrib and veins are found with yellowish spines. Petiolate, generally alternate, occasionally opposite, simple, entire (example Petunia hybrida), exstipulate and displaying unicostate reticulate venation.
tuberosum, the stem is chnaged into tuber. hairy (example Petunia hybrida and Nicotiana alata). spinous example Solanum xanthocarpum (Kandangkathiri), Mainly annual herbs (Example Solanum melongena), a few shrubs example Solanum torvum (Sundaikaai) and rarely trees (S. The plants are extensively distributed in tropical and subtropical regions. Solanaceae involves about 90 genera and in excess of 2,800 species. Introduction to SOLANACEAE - the potato familyĬlass: Dicotyledonae, Sub-class: Gamopetalae, Series: Bicarpellatae, Order: Polemoniales, Family: Solanaceae
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