Vincentoxicum pycnostelma is
a perennial herb inhabiting sunny grasslands; stems are solid and
slender, 0.4-1m in height. The somewhat thick leaves are of opposite
phyllotaxis, in the shape of a long or linear-lanceolate, 6-13cm in
length, 0.4-1.5cm in width, the tips pointed—leaf axils on the upper
parts birth to inflorescences that set sparse 1-2cm-in-diameter
yellow-brown flowers in them. The flowers open in the early morning
and close as the sun rises higher. Bloom time: July-August.
Wild plants in and around Shimane
島根とその周辺の野生植物
