Wild plants in and around Shimane 島根とその周辺の野生植物


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Thelogonum japonicum / Yamatogusa ヤマトグサ

Bloom time: April-May

Rubiaceae /


Species in the genus Thelogonum:

Thelogonum japonicum / Yamatogusa


Thelogonum japonicum / Yamatogusa ヤマトグサ

Thelogonum japonicum is a perennial herb inhabiting forests in mountainous regions. Stems measure 15-30 cm in height, and the lower parts sparsely branch, with hairs on one side. Leaves are of opposite phyllotaxis in an oval shape. T. japonicum is dioecious; it has membranaceous stipules at the bases of petioles and sets 1 or 2 novel shapes of male or U-shaped female flowers. The male flowers hang many stamens, and three sepals bend backward around. Bloom time: April-May.




inserted by FC2 system