Prismatomeris tetrandra (Roxb.) K. Schum ssp. malayana (Ridley) J.T. Johansson - RUBIACEAE


Vernacular names : Tamil: Kattuchemengi

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Botanical descriptions Ecology Distribution Literature

Botanical descriptions :

Habit : Small trees up to 6 m tall.
Trunk\bark : Bark greyish, reticulately fissured when mature.
Branchlets : Young branchlets quadrangular, glabrous, yellowish brown.
Leaves : Leaves simple, opposite, decussate; stipules broad, interpetiolar, caducous and leaving scar; petioles 0.7-1.5 cm long, planoconvex in cross section, glabrous; lamina 10-18.5 × 4-6 cm, elliptic to oblanceolate, apex acuminate, base attenuate, margin entire, chartaceous, glabrous beneath; midrib raised above; secondary_nerves ca. 11 pairs; tertiary_nerves broadly reticulate.
Flowers : Inflorescence few flowered cymes, terminal or axillary; flowers white, fragrant; calyx tube 0.6-1.8 mm long; stamens 4.
Fruit& seed : Drupaceous, 1-2 celled; seeds 1-2.

Ecology :

Understorey trees in evergreen forests ca. 600 m.

Distribution :

Indomalaysia; in the Western_Ghats- Anaimalai.

Literature :

Johansson, Opera Bot. 94. 5-62. 1987 ; Ayyappan and Parthasarathy, JETB 29. 802. 2005.

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