Book  (1965)  Page(s) 443.  
 
19. Clematis fujisanensis Hisauchi & Hara. C. hyushuensis Tamura  - Fuji-sennin-sō. Nearly glabrous climber, to 5 m. high; leaves 20-25 cm. long, 10-13 cm. wide, 3- to 5-foliolate, the peuoles 5-7 cm. long, the leaflets deep green, chartaceous, petiolulate, ovate, ovate-lanceolate to lanceolate, 2-9 cm. long, very acute, entire, rarely unequally bifid, 5-nerved, white-pubescent while young, soon becoming glabrous, the petiolules 1-4 cm. long; panicles corymbose, few to many-flowered, nearly glabrous to sparsely pubescent, with minute subulate-deltoid bracts, the pedicels 2-3 cm. long; flowers 1.5-3 cm. across, white; sepals oblong-lanceolate, rounded, mucronate, sparingly pilose on outer side near tip, white-tomentulose on margin; stamens many, the anthers linear, 2-3 mm. long; achenes oblong or rhombic-oblong, about 5 mm. long, 3 mm. wide, appressed white-puberulent, the style 2.5-4 cm. long, with ascending-spreading white hairs. - Aug.-Sept Honshu (Kanto Distr. and westw.), Kyushu; rare.