Cup-Shaped Osbeckia is an erect herb with leaves
opposite, 1.5-3 x 1-1.8 cm, ovate or elliptic, thin leathery, densely
strigose, 3-ribbed, base blunt, margin entire, tip pointed, leaf-stalk
4 mm, strigose. Flowers are borne in umbel-like cymes, at branch-ends,
also in leaf-axils, 2 x 2 cm. Flowers are 8 mm wide, flower-stalk 2 mm.
Sepals tube is urn-shaped, 6 x 4 mm, equal to flower; bristle hairs
clusters, also scattered, sepals 4, lanceshaped. Petals are 4, white
with pink blotches, somewhat heart-shaped, 5 x 5 mm. Stamens are 8;
filaments 4 mm; anthers ovoid, lobed basally, not beaked. Ovary is 4
celled, subapically strigose, basally with 8 tongue shaped appendages,
adnate to calyx tube; style 4 mm, curved. Capsules are urn-shaped;
seeds numerous. Cup-Shaped Osbeckia is endemic to Southern Western
Ghats. Flowering: October-December.
Identification credit: Siddarth Machado
Photographed in Kerala & Tamil Nadu.
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The flower labeled Cup-Shaped Osbeckia is ...