'C. stans var. austrojaponensis' clematis References
Book (1965) Page(s) 441. Clematis stans ....Var. austrojaponensis (Ohwi) Ohwi. C. austrojaponensis Ohwi - Tsukushi-kusa-botan. Anthers shorter, about 3 mm. long, the filaments 2-3 times as long as the anthers. - Shikoku, Kyushu.
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