Botanical name: Oldenlandia ovatifolia Family: Rubiaceae (Coffee family)
Synonyms: Hedyotis ovatifolia, Oldenlandia rosettifolia
Ovate-Leaf Snake-Needle Grass is an erect annual herb with slender branches and delicate white four-petal flowers. Flowers are stalked, with flower-cup nearly globose, about 0.5 mm. Sepal are triangular, 0.2-0.3 mm. Flowers are white, narrow-tubular opening into a flat-faced flower (salverform). Flower-tube is 1-1.5 mm long, bearded in throat, petals lanceshaped, about 1 mm. Anthers and stigma protruding. Leaves are stalkless to usually stalked, stalk 1-5 mm, hairy. Leaves are drying membranous, elliptic or ovate, 1-6 x 0.7-3 cm, hairless above, velvety below, base wedge-shaped to rounded, tip pointed to rounded, secondary veins 3-6 pairs. Fruit is capsular, compressed globose, 2-3 × 2-3 mm, hairless. Ovate-Leaf Snake-Needle Grass is found in the Himalayas, from Kumaun to Sikkim, other parts of India, Thailand, Indo-China, Taiwan and Malaysia, at altitudes of 200-1200 m. Flowering: July-August.
Identification credit: Krishan Lal
The flower labeled Ovate-Leaf Snake-Needle Grass is ...