YASIN J. NASIR
Drosera umbellata Lour.
An annual 5-11 cm tall. Leaves basal, petiolate. Lamina 5-21 x 6-20 mm, cordate-reniform to suborbicular, subcrenate-dentate, pilose-pubescent. Petiole 2-3 times the lamina length, 10-25 (-30) mm long, pilose. Scapes 3-12 in. number, unequal, the largest up to 10 cm long, slender, glandular-pubescent; umbel 3-9-flowered. Bract 2-3 mm long, ovate or lanceolate-ovate, pilose. Pedicel 10-30 mm long, up to 38 mm in fruit, slender, glandular-pubescent. Flowers white. Calyx campanulate, 2/3 rd cleft, accrescent and stellate in fruit; lobes c. 3.5 mm long, unequal, elliptic-ovate, 3-nerved, pubescent. Corolla barely exceeding the calyx; limb 4-4.5 mm broad; lobes 2-2.5 mm long, oblong to obovate. Anthers less than 1 mm long. Ovary globose-depressed. Style less than 1 mm long. Capsule 3.5-3.7 mm broad, globose. Seeds 12-50, less than 1 mm long, angled, vesiculose, brown.
Fl. Per.: March-April.
Holotype: Described from Cochin China (P, iso. K!).
Distribution: Pakistan, Kashmir to Sikkim, India, Cochin China and Ryukyu Ils.
The only spring annual here of the plains and ascending to c. 1500 m. Usually found as an undergrowth in shady places or near streams, ditches or moist embankments.