Ericaceae are mostly shrubs, rarely trees or undershrub’s or trailing or scrambling vines. Leaves are simple, alternate or opposite or whorled, leathery, exstipulate. Inflorescence axillary or terminal clusters or raceme or panicle or flowers solitary and axillary. Flowers are hermaphrodite, usually actinomorphic, hypogynous or rarely epigynous. Calyx 4-7- lobed, persistent; lobes imbricate; sometimes sepals free. […]
Biology Notes on Ericaceae | Dicotyledonae
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Classification of Primulales: 2 Families | Dicotyledonae
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In this article we will discuss about the classification of Primulales. According to Hutchinson, Primulales consists of two families:- 1. Mysinaceae 2. Primulaceae. Family # 1. Myrsinaceae: Myrsinaceae are evergreen trees or shrubs. Leaves are simple, alternate, entire, exstipulate; usually leathery. Inflorescence usually axillary, racemose or cymose or corymbose, rarely paniculate. Flowers are regular, bisexual, […]
Biology Notes on Plumbaginaceae | Dicotyledonae
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Plumbaginaceae are perennial herbs or shrubs. Leaves are simple, alternate, stipulate or exstipulate. Inflorescence various, racemes, spikes, panicles, cymose heads or dichasial cymes, etc. Flowers are bisexual, actinomorphic or slightly zygomorphic, hypogynous and pentamerous. Calyx tubular, 5-lobed, membranous, persistent, lobes valvate. Corolla tubular; lobes 5, often free very near to the base, contorted. Stamens 5, […]
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