ArundinariaJ] CLXXIII. GE AMINES. (Bambnsece, Gamble.) 377 



A. Species of which the flowers are known. 



Sect. 1. Erect shrubs ; infl. on leafy branches ; bracts of infl. small. 

 Stamens 3. 



* Nodes of stem not spinous. See also A. Pantlingi. 

 t Spikelets many, in large terminal panicles. 



1. A. Walkeriana, Munro in Trans. Linn. 'Soc. xxvi. (1868) 21 ; 

 leaves shortly stoutly petioled thick elliptic to oblong-lanceolate pungent 

 acuminate tessellate base rounded margins cartilaginous recurved spinulose- 

 serrate. Bedel. Fl. Sylv., Forest. Nan. ^j.-ccxxx. ; Gamble Bamb. Brit. Ind. 

 3, t. 1; Trim. Cat. Ceyl. PL 110. 



TKAVANCOEE ; Pulney Hills, Beddome. CEYLON ; Walker, Thivaites. 



Stems ] in. ctiam., thickly clothed above with sheaths of fallen leaves, internodes 

 about 15 in. Leaves 5-11 by 1~H in., base cucullate, midrib narrow, nerves 6-10 

 pairs; sheath glabrous, mouth truncate ciliate, margin with curved bristles; ligule 

 short. Panicle 612 in., red-purple, branchlets filiform, lower axils glandular and 

 upper sparsely hairy. SpiKelets up to 1 in. when mature, narrow, glabrous, 3-4-fld. ; 

 rachilla flattened, ciliate ; gl. I and II subequal ^-5 i"-> I usually 3-nerved ; II, 5-or 

 more-nerved, apiculate, ciliate ; flg. gls. larger, with 2 prominent nerves and in- 

 termediate finer ones ; keels of palea ciliate. Probably flowers frequently. 



2. A. Wig-htiana, Nees in Linnsea, ix. (1834) 482; shrubby, slender, 

 leaves thin shortly petioled long-acuminate tessellate base rounded or 

 narrowed margins incurved scabrid, spikelets o-5-fld. in dense leafy 

 spreading panicles long-pedicelled, fl. gls. obtuse, llupr. Bamh. 26, t. 3, f. 

 10; Munro in Trans. Linn. Soc. xxvi. (1868)19; Bead. FL. Sylv., Forest. 

 Man. p. cexxx., Anal. Gen. t. 28 ; Brandis For. Fl. 56:3 ; Steud. tiyn. Gram. 

 335 ; Thw. Enum. PL Zeyl. 444 ; Gamble Bamb. Brit. Ind. 4, t. 2. 



MALABAR & TRAVANCOR, alt. 6-8600 ft., Wight, &c. CEYLON ; Pedrot-allagalla, 

 alt. $000 It., Thwailes (UP. 3860). 



Grregarious, rhizomes branching. Stems 6-10 ft., or higher; nodes swollen, girt 

 with a hairy ring ; internodes 1014 in., usually flattened on one side and rough, 

 young strongly striate; brnuchlets whorled. Stem-sheaths 4-8 by 1-3 in., narrowed 

 slightly upwards, base hispid with golden tubercle-based hairs, limb 11^ in., 

 subulate, scabrid. Leaves 5-7 by f-i in., glabrous above, glaucescent beneath, 

 midrib usually glandular-pubescent, nerves 5-7 pairs ; sheaths striate, keeled, often 

 purple, sometimes hispid with tubercle-based hairs, mouth 5-8-setose, margins ciliate ; 

 ligule short, obtuse. Spikelets 3-5-fld., purple, glabrous or scabridly hirsute ; gls. 

 I and 11 ovate, acute; I 5- II 7-nerved; fl. gls. ovate, 9-11-nerved, mucronate, 

 scabronsly hispid; palea 2-caspidate, 3-nerved and transversely nervuled, keels 

 ciliate. Flowers annually. 



Var. /3. hispida, Gamble 1. c. ; leaf-sheaths and stems thickly clothed with 

 tubercle-based golden hairs, internodes more flattened on one side. A. hispida, 

 Steud. 1. c. A. molmiformis, Hochst. 'in Herb. Holienack, n. 1282. 



3. A. floribunda, Thw. Enum. PL Zeyl. 375 ; internodes retrorsely 

 hirsute, leaves thin, lanceolate acuminate spiuulose-serrate tes>sellate 

 narrowed into a very short 2-glandular petiole, spikelets 5-8-fld. minutely 

 silkily pubescent, fl. gls. acuminate. Munro in Trans. Linn. Soc. xxvi. 

 (1868) 20 ; Beddome FL Sylv., Forest. Man. p. ccxxx. ; Trim. Cat. Ceyl. PL 

 110; Gamble Bamb. Brit. Ind. 6, t. 3. 



CEYLON; Maturatte district, alt. 5000 ft., Thwaites (CP. n. 2624). 

 Stems 2-5 ft., erect ; internodes 24 in. Leaves glabrous, primary nerves 34 

 pairs; sheath sometimes hispid with tubercle-based hairs, ending in a ciliate mem- 



