148 JOURNAL OF THE ARNOLD ARBORETUM [vol. vi 



Indocalamus/ gen. nov. 



Sympodialis pleuranthus. Nodi ramorum distantes ita ramuli distantes 



et gemma solitaria. Vaginae foliorum persistentes ; folia tessellata; setae 



orales e proeessu calloso evolutae, scabrae vel parce setulosae, fuscescentes 



vel fere albidae. Spiculae in apice rami foliati vel efoliati terminates 



panieulatae; panicula bracteata vel ebracteata; rachis sub flores articulata; 



spiculae basi glum is vacuis binis instructa; gluma fertilis exterior falcato- 



convoluta, subcoriacea, tessellata vel fere non tessellata, interior dorso bi- 



carinato-sulcate ; j)aleae 3 subaequales; stamina 3, antheris saepe coloratis; 



stylus 1, stigmata 2 arcuata plumosa. 



Species 7 in Zeylania, India orient., China, Philippin. et Formosa 

 indigenae. 



This genus is very much like Sasa, but differs in the numbers of stamens 

 and stigmas. 



1. Indocalamus Fargesii Nakai, comb. nov. 



Arundinaria Fargesii E. G. Camus in Lecomte, Not. Syst. n. 21 1 (1911). 

 China. 



2. Indocalamus floribundus Nakai, comb. nov. 



Arundinaria floribunda Thwaites, Enum. Zeyl. PI. 375 (1864). — Munro in 

 Trans. Linn. Soc. xxvi. 20 (1868).— Gamble, Ind. Bamb. 5, t. 3 (1896); in 

 Hooker, Fl. Brit. Ind. vn. 377 (1897).— Camus, Bamb. 28, t. 16, fig. B 

 (1913). 



Zeylania. 



3. Indocalamus niitakayamensis Nakai, comb. nov. 



Arundinaria niitakayamensis Hayata in Tokyo Bot. Mag. xxi. 49 (1907); 



in Jour. Coll. Sci. Tokyo, xxv. 240 (1908).— Gamble in Philip. Jour. Sci. 



Bot. v. 2(17 (1910).— Merrill, Enum. Philip. Plow. PI. i. fasc. 1. 94 (1922). 

 Bambusa aff. B. pygmaea apud Morrill in Philip. Jour. Sci. Bot. u. 261 (1907). 

 Sasa niitakayamensis Camus, Bamb. 24 (1913). 

 Sasa niitakayamensis var. microcarpa Camus, 1. c. 



FOKMOSA ET PlIILIPPlN. 



4. Indocalamus rigidulus Nakai, comb. nov. 



Arundinaria rigid ula E. G. Camus in Lecomte, Not. Syst. n. 243 (191 i). 



China. 



5. Indocalamus sinicus Nakai, comb. nov. 



Arundinaria sinica fiance in Ann. Sci. Nat. sor. 4, xviii. 235 (1862); in Jour. 

 Linn. Soc. xm. 137 (1873).— Rendle in Jour. Linn. Soc. xxxvi. 436 (1904). 

 Arundinaria longiramea Munro in Trans. Linn. Sue. xxvi. 19 (1868). 



Arundinaria Wightii Nees apud Bentham, Fl. Hong. 434 (1861). 

 Arundinaria sinicica [sic] Hance apud Camus, Bamb. 47 (1913). 



Hongkong. 



6. Indocalamus Walkerianus Nakai, comb. nov. 



Arundinaria Walkeriana Munro in Trans. Linn. Soc. xxvi. 21 (1868). 



Gamble, Bamb. Ind. 3, t. 1 (1896).— Trimen, Handb. Fl. Ceyl. v. 310 



(1900).— Camus, Bamb. 27 (1013). 



Zeylania. 



1 Etymology: Indo, of India, a country extending from the East Indies to China, and 

 calamus, reed. 



