1925] McKELVEY, SYRINGA RUGULOSA 



153 



Vaginae culmorum complete vel subcomplete artieulati, deqiduae. Gemmae 

 plures. 



Spiculae racemosae vel paniculatae; glumae conspicue vel inconspicue 



tessellatae Semiarundinaria. 



bpiculae congestae unilaterales; glumae aristato-acuminatae non tessellatae, 



sed conspicue elevato-nervosae Fargesia. 



Styli 2, liberi vel basi coaliti. 



Stamina 6. Spiculae suhglomeratae vel breviter ramosae; glumae coriaceae non 



tessellatae. Setae orales radiatae, laeves Oreiostachys. 



Stamina 3. 



Gemma solitaria; vaginae culmorum persistentes. Spiculae paniculatae. 



Setae orales scabrae vel setulosae I ndocalamus . 



Gemmae plures, parallelae. Vaginae culmorum e basi articulatim deciduae! 

 Spiculae racemosae. Setae orales laeves. 

 Internodia anormaliter elongati. Glumae tessellatae laeves. Vaginae 



culmorum appendiculatae Sinobambusa. 



Internodia non valde elongati. Glumae non tessellatae sed longitudine 

 elevato-nervosae. Vaginae culmorum breviter vel non appendiculatae, 



Chimonobambusa. 



The following species described under Arundinaria are incompletely, 

 known and their proper position is therefore indeterminable. 

 A. anceps Mitford, Bamb. Gard. 181 (1896). 

 A, armata Gamble, Ind. Bamb. 130, t. 119 (1896). 

 A. jaunsarensis Gamble, 1. c. 23. t. 22. 

 A. Kurzii Gamble, 1. c. 25, t. 25. 

 A. Manni Gamble, 1. c. 26. t. 26. 



A. microphylla Munro in Trans. Linn. Soc. xxvi. 32 (1868). 

 A. gracilis Blanchard in Rev. Hort. 1886, 490. 



A. Nagashima Pfitzer apud J. Houzon in Mitt. Deutsch. Dendr. Ges. 

 xvi. 226 (1907). 



A. nitida Mitford in Gard. Chron. ser. 3, xvm. 186, t. 33 (1895). 



A. Ragamowskii (Wheeler) Pfitzer apud J. Houzon in Mitt. Deutsch. 

 Dendr. Ges. xvi. 224 (1907). 



A. Rolloana Gamble; Ind. Bamb. 24. PI. 23 (1896). 



A. suberecta Munro in Trans. Linn. Soc. xxvi. 32 (1896). 



The Mexican and South American Bamboos described under Arundi- 

 naria apparently belong to two or more undescribed genera. 



SYRINGA RUGULOSA, A NEW SPECIES FROM 



WESTERN CHINA. 



Susan Delano McKelvey. 



Syringa rugulosa, sp. nov. 



Frutex circiter 2 m. altus vel arbor parva; ramuli tomento denso villoso 

 ad secundum annum persistente vestiti. Folia ovata vel elliptica, 3-7 

 cm. longa et 1.5-4 cm. lata, acuminata vel acuta, basi cuneata, margine 

 saepe leviter irregulariter undulata, supra dense villosa et rugulosa costa 

 et venis venulisque impressis, subtus densissime molliter villosa, costa et 



