In this article we will discuss about:- 1. Characters of Asteraceae 2. Distribution of Asteraceae 3. Economic Importance 4. Affinities 5. Important Types. Characters of Asteraceae: Mostly herbs or shrubs or rarely trees; leaves alternate rarely opposite, exstipulate rarely stipulate; inflorescence capitulum or head surrounded by involucre of bracts; ray and disc florets, flower tubular or ligulate, flowers bi- or [...]
In this article we will discuss about:- 1. Characters of Juncaceae 2. Distribution of Juncaceae 3. Economic Importance 4. Affinities. Characters of Juncaceae: Herbs, leaves terate compressed, sheathing, often reduced to mere sheath, blade and petiole absent; flower hermaphrodite, bracteate, actinomorphic, hypogynous; perianth segments 6. biseriate, persistent; stamens 6, rarely 3; carpels 3, trilocular, axile placentation; fruit loculicidal capsule. A. [...]
In this article we will discuss about:- 1. Characters of Orchidaceae 2. Distribution of Orchidaceae 3. Economic Importance 4. Affinities 5. Important Type. Characters of Orchidaceae: Perennial herbs, epiphytes or saprophytes may be terrestrial; flowers zygomorphic, hermaphrodite, epigynous, resupinated; perianth 6 in two whorls, the posterior segment of the inner whorl developed as lip or labellum; presence of peculiar structures [...]