Botanical name: Mussaenda treutleri    Family: Rubiaceae (Coffee family)
Synonyms: Mussaenda frondosa var. grandifolia

Open-Cyme Mussaenda is an erect or climbing shrubs with branches warty. It is named In honor of William John Treutler (1841-1915) Indian-born of English parents, physician and plant collector. Leaves are opposite, up to 18 x 8 cm, broadly elliptic-tapering, bristly on the veins on both surfaces; stipule ovate-lanceshaped, up to 8 mm long, lobed halfway down, hairy without. Fowers are borne in branch-end dichotomous cymes, with bracts and bracteoles lanceshaped, subulate. Sepals are up to 1 cm long, linear-lanceshaped, woolly outside, deciduous. Flowers are orange-yellow, pinwheel-like, outside densely spreading hairy; tube about 2.2-3 cm; petals ovate, 5-7 mm, up to 10 mm, pointed to tapering. Fruits are spherical or ellipsoid, becoming hairless, up to 1 cm across. Open-Cyme Mussaenda is found in thickets or dense forests on mountains, at altitudes of 1000-2000 m, in Yunnan, Bhutan, NE India and Nepal. Flowering: July-September.

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The flower labeled Open-Cyme Mussaenda is ...