— 138 — 



159 (1934) ; Nemoto, Fl. Jap. Suppl. 146 (1936) ; Satake in Journ. 

 Fac. Sci. Imp. Univ. Tokyo, Sect. Ill, Bot. IV, Pt. 6, 481 (1936). 

 Syn. Bcchmeria platyphylla var. tricuspis Hance in Journ. Bot. n. ser. 

 Ill, 261 (1874). 

 Bcchmeria japonica var. tricuspis Maximowicz in Mel. Biol. IX, 



642 (1876). 

 Bcchmeria longispica var. tricuspis Franchet & Savatter, Ennm. 



PL Jap. II, 497 (1877). 

 Bcchmeria platanifolia var. tricuspis Matsumura, Ind. PI. Jap. II, 



-2, 42 (1912). 

 Bcchmeria rubricaulis Makino, I.e. pro syn. 

 Herbaceus monoicus. Caulis crectus ca 1 m. altus, simplex vel 

 ramosus, interne teres glaber, superne tereti-quadratus distincte 4- 

 sulcatus glabratus vel pilosellus. Folia opposita, pro quaque pare 

 longitudine et magnitudine aequalia ; laminae late hemi-ovatae, usque 

 ad 10-14 cm. longae 9-12 cm. latae, margine grosse serrratae, basi obtuse 

 truncatae integral, apice profunde tricuspidatae lobo medio oblongo- 

 lanceolato serrato laterales intus curvato-excisos vix superante, supra 

 scabriusculae, sparce hispidulae, subtus glabrae ad nervos tantum sca- 

 bro-pilosae, petiolis glabris vel pilosellis laminis brevioribus vel aequan- 

 tibus. Spicae masculae deorsum axillares, simplices vel ramosae ; 

 perigonium 4-partitum, partibus ovato-navicularibus extus pilosellis intus 

 glabris ; stamina 4 ; pistilli rudimentum clavatum glabrum. Spicae 

 femineae sursum axillares, solitariae, cum floribus densius glomeratis ; 

 perigonia fructifera compresse obcordata vel late obovata, late com- 

 planato-marginata, apice non tubulosa basi cuneata, constanter pu- 

 bescentia, usque 1 mm. longa et lata. 

 Nom. Jap. Akaso. 

 Hab. 

 Prov. Keiki : Suigen (H. Uyeki, n. 545, Sept. 1912). 

 Ins. Uturyoto: Zyoho (T. Nakai, n. 4243, Mai. 1917). 

 Quelpaert ; in sepibus Saingmoultong 800 m. (E. Taouet, n. 1408, Jul. 

 1908) ; secus torrentis Hongno (E. Taouet, n. 1406, Sept. 1908). 

 Distr. China, Hokkaido, Honsyu and Kyusyu. 



