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Taxonomy practicals 1
Bsc botony (Botony)
University of Calicut
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Hibiscus Family: Malvaceae Class: Dicots Subclass: Polypetalae Series: Thalamiflorae Order: Malvales
Habit: Shrub, Mucilage is present in plants. Leaves: Simple, alternate, spiral, serrate, stipulate, petiolate, reticulate. Inflorescence: Flowers solitary.
Flower: Bisexual, actinomorphic, hypogynous, pentamerous, regular, pedicellate, complete, cyclic, dichlamydeous. Calyx: Sepals 5, gamosepalous, valvate, epicalyx present. Corolla: Petals 5, polypetalous, twisted, petals fused with the staminal tube at the base. Androecium: Stamens numerous, monadelphous, anthers monothecous and kidney-shaped, staminal tube fused with the petals at the base Gynoecium: Carpels 5, syncarpous, locules 5, axile placentation, ovary superior, stigma branched into 5. Fruit : Capsule.
Inflorescence: Raceme Flower: Bisexual, zygomorphic, perigynous, pentamerous, irregular, pedicellate, complete, cyclic, dichlamydeous. Calyx: Sepals 5, gamosepalous, valvate, odd sepal anterior. Corolla: Petals 5, polypetalous, descending imbricate, papilionaceous, petals clawed. Androecium: Stamens 10, monadelphous, anthers dimorphic. Gynoecium: Monocarpellary, unilocular, marginal placentation, ovary half-inferior, ovary stalked, stigma simple. Fruit: Legume.
Gliricidia Family: Papilionaceae Class: Dicots Subclass: Polypetalae Series: Calyciflorae Order: Rosales
Habit: Tree Leaves: Pinnately compound, alternate, pulvinate, stipulate, petiolate, reticulate.
Caesalpinia Family: Caesalpiniaceae Class: Dicots Subclass: Polypetalae Series: Calyciflorae Order: Rosales
Habit: Shrub, prickles present on the stem. Leaves: Bipinnately compound, alternate, pulvinate, reticulate. Inflorescence: Corymb. Flower: Bisexual, zygomorphic, perigynous, pentamerous, pedicellate, complete, irregular, cyclic, dichlamydeous. Calyx: Sepals 5, polysepalous, imbricate, odd sepal anterior. Corolla: Petals 5, polypetalous, ascending imbricate, petals clawed, petals wrinkled and crumpled. Androecium: Stamens 10, free, anthers versatile, filaments vary in length. Gynoecium: Monocarpellary, unilocular, marginal placentation, stigma simple. Fruit: Legume.
Habit: Shrub. Leaves: Simple, opposite, decussate, petiolate, interpetiolar stipules present. Inflorescence: Corymbose cyme. Flower: Bisexual, actinomorphic, epigynous, tetramerous, regular, pedicellate, complete, regular, cyclic, dichlamydeous. Calyx: Sepals 4, gamosepalous, valvate. Corolla: Petals 4, gamopetalous, twisted. Androecium: Stamens 4, epipetalous, anthers sagittate. Gynoecium: Bicarpellary, syncarpous, bilocular, one ovule per locule, axile placentation, ovary inferior, stigma bifid (branched into two). Fruit: Berry.
Hamelia Family: Rubiaceae Class: Dicots Subclass: Gamopetalae Series: Inferae Order: Rubiales
Vinca Family: Apocynaceae Class: Dicots Subclass: Gamopetalae Series: Bicarpellatae Order: Gentianales
Habit: Herb, milky latex is present in plants. Leaves: Simple, opposite, decussate, petiolate, reticulate.
Inflorescence: Flowers solitary or in pairs. Flower: Bisexual, actinomorphic, hypogynous, pentamerous, regular, pedicellate, complete, cyclic, dichlamydeous. Calyx: Sepals 5, polysepalous, quincuncial. Corolla: Petals 5, gamopetalous, twisted, salver-shaped, corolline corona present at the mouth of the corolla tube. Androecium: Stamens 5, epipetalous, anthers sagittate, filaments short, stamens included. Gynoecium: Bicarpellary, apocarpous. Ovaries are free, but with a common style and stigma. Marginal placentation, two horn-like discs present, ovary superior, stigma dumb-bell-shaped.
Habit: Shrub, milky latex is present in plants. Leaves: Simple, whorled, petiolate, reticulate. Inflorescence: Cymose type. Flower: Bisexual, actinomorphic, hypogynous, pentamerous, regular, pedicellate, complete, cyclic, dichlamydeous. Calyx: Sepals 5, polysepalous, quincuncial. Corolla: Petals 5, gamopetalous, twisted, funnel-shaped, corolline corona present at the mouth of the corolla tube. Androecium: Stamens 5, epipetalous, anthers sagittate, filaments short, stamens included. Gynoecium: Bicarpellary, syncarpous, unilocular, parietal placentation, ovary superior, annular disc present, stigma dumb-bell-shaped.
Thunbergia Family: Acanthaceae Class: Dicots Subclass: Gamopetalae Series: Bicarpellatae Order: Personales
Habit: Shrub, nodes swollen. Leaves: Simple, opposite, decussate, petiolate, reticulate.
Leucas Family: Lamiaceae Class: Dicots Subclass: Gamopetalae Series: Bicarpellatae Order: Lamiales
Habit: Herb, stem quadrangular, plants aromatic, stem hairy. Leaves: Simple, opposite, decussate, aromatic, serrate, petiolate.
Inflorescence: Verticillaster. Flower: Bisexual, zygomorphic, hypogynous, pentamerous, irregular, with small pedicels, complete, cyclic, dichlamydeous. Calyx: Sepals numerous, gamosepalous, valvate. Corolla: Petals 5, gamopetalous, imbricate, bilipped or bilabiate, Androecium: Stamens 4, epipetalous, didynamous, anthers divergent or divaricate. Gynoecium: Bicarpellary, syncarpous, tetralocular, one ovule per locule, axile placentation, ovary superior, ovary deeply four-lobed, style–gynobasic, disc present below the ovary, stigma bifid.
Taxonomy practicals 1
Course: Bsc botony (Botony)
University: University of Calicut
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