186 Materials for a Flora of the Malayan Peninsula, 



Spikelets o])]oiig ovate flattened layer 



hairy . . . . . . . . . . 2. G. ScortecJiinii. 



Spikelets narrow eylindric acnto. 

 Ligule of leaf short. 



Palea o})lanceolate . . . . . . 3. G. Wraiji. 



Palea linear , 4. G. Kurzii. 



Ligiile of leaf long. 



Spikelets dimorphic glabrous . . . . 5. G. heterostaclnja. 



Spikelets conic, glumes fringed with hairs 6. G. Ugulata. 



Spikelets over an inch long broad flattened 7. G. latispkiilata. 



1. G. VERTiciLLATA, Mumo. Trans. Linn. Soc. XXVI. 124. A 

 large 1)aml)oo 60 to 80 feet tall and 4 or 5 inches through green, or 

 striped with yellow when young, internodes 18 inches long whorls 

 rather thin. Leaves oblong lanceolate narrowed at the base 10-18 

 inches long l|-3i inches wide glabrous, hairy beneath when young 

 margins sca])rous keel narrow, sheaths hairy at first, glabrescent, top 

 truncate witli a narrow callus and short rounded auricles, ligule 

 short. Panicle compound with long branches 2 feet or more of dis- 

 tant heads of spikelets, on a rather stout rachis. Heads small to 

 1 inch through dense. Spikelets ovate subacute pale^ -J inch long, 

 minutely pubescent. Empty glumes 2 or 3 ovate acute broad edges 

 ciliatc. Flowering glumes similar mucronate. Palea shorter oblong 

 bimucronate, keels 2 ciliate. Lodicules variable, 1 to 3, oblanceolate 

 fiml)riate. Stamens exsert, tube membranous, anther yellow ovary 

 suborbicular very hairy, style short stigmas 2-3. Gamble I.e. 61. PI. 

 53. G. maxima, Kurz. Tijdschr. Xed. Ind. XXVII. 226. Bamhusa 

 verticUaia, Willd. Sp. PI. II. 245. B. pseudarundmacea, Steud. Syn. 

 330. 



Singapore cultivated: Tivoli (Pidley 119). Distrib. Malay 

 Islands. 



2. G. ScoRTECiiiNiT, Gamble I.e. 62. PI. 53. Stems 30 to 80 

 feet tall, 2-4 inches through internodes H feet long. Culm-sheaths 

 6-8 inches long not mucli narrowed upwards covered with rather long 

 scattered bristles mixed witli numerous slu)rt white ones. Leaves 



-12 inches long -2 inches wide oblong lanceolate glal)rous above 

 softly hairy })ubescent beneatb, with occasionally long stiff black 

 bristles scattered over it, base broad with a very short petiole, sheath 

 densely ))ubescent, with a pul)escent callus, and two rounded auricles, 

 with a few stiff white bristles. Panicle large, of stout branches, 2 

 feet long, rachis pubescent, with tufts of spikelets 1-4 inches apart. 

 Spikelets few eylindric acute 1 inch long densely hairy. Empty 

 glumes ovate mucronate, 2 or 3. Flowering glumes 3 to 5, similar 



