88 CLXXIII. GRAMINEJE. (J. D. Hooker.) \_Pennisetum. 



Stem erect, often stout and fastigiately branched at the nodes, green or purplish. 

 Leaves 6-10 by - f in., flat, flaccid, glabrous or hairy. Spikes few or many, 2-4 

 in., usually purplish brown; rachis slendsr, deeply pitted; irivolucels close-set, at 

 length spreading ; bristles laxly but copiously ciliate below the middle, all slender 

 and free at the base ; gl. II. suddenly or gradually cuspidate; III with two obtuse 

 lateral teeth at the tip and an acute median. Styles free at the base. Possibly 

 not indigenous in India. 



10. P. borbonicum, Kunth Revis. Gram. i. 259, t. 41, Enum. 

 PL i. 162, Suppl. 118 ; habit, &c. of P. setosum, but spikes longer 

 1 in. diam. across the bristles, spikelets -^ in., gl. II much longer than 

 III acuminate. Gymnothrix Thuarii, Beauv. Agrost. 59. G. Thouarii, 

 Steud. Nom. Ed. II. ; 386. Panicum longisetum, Poir. Encyc. iv. 275 

 (Fxcl. Syn. Beauv.}. Pennisetum sp. Wall. Gat. n. 8645, 



BENGAL; at Serampore, Carey, margins of fields, &c., Kurz. SILHET, Griffith, 

 DISTHIB. Bourbon. 



A very doubtful native of India. 



** Inner bristles of involucel dilated below, their bases confluent in a 

 coriaceous disk. 



11. P. cenchroides, Rich, in Pers. Syn. i. 72 ; peduncle and rachis 

 of spike glabrous, spikelets ^ in. 1-3 in each pedicelled involucel, gl. I = 

 \ III ovate acuminate nerveless, II = | IV ovate acuminate 1-nerved, 

 III oblong truncate 5-nerved, IV lanceolate truncate or cuspidate. Beauv. 

 Agrost. 59, t. 13, f. 5 ; Trin^ Fund. Agrost. 171, t. xv.,Dws.ii. 69, Pan. Gen. 

 93 ; Nees Agrost. Bras. 184, Fl. Afr. Austr. 70, inlAnnsea, vii. 162; Kunth 

 Enum. PI. i. 162; Suppl. 119 ; Parlat. Fl. Ital. i. 108, in Webb. $ Berth. 

 Phyt. Canar. iii. III. 380, t. 244 ; Steud. Syn. Gram. 105 ; Boiss. Fl. Orient, v. 

 445; Baker Fl. Maurit. 441; Wall. (7a.n.8649; Aitchis. Cat.Panjab. PI. 162 ; 

 Usboa in Jo urn. Bomb. Nat. Hist. Soc. v. (1891) 338 ; Duthie Grass. N.W. 

 Ind. 10, Indig. Fodd. Grass, t. 12, 13, Fodd. Grass. N. Ind. 17. P. ciliare, 

 Link. Hort. Berol. i. 213; Goss. # Dur. FL Alger. ii. 38. P. incomptum, 

 Nees ex Steud. I. c, 105 (ex descr.). P. distylum, Guss. Ind. Sem. Hort. 

 Bocc. 8, Fl. Sic. Prodr. i. 12 ; Bertol. FL Ital. i. 393. P. petreum, Steud. 

 1. c. 106. PP. Yahlii, Kunth Revis. i. 49. P. rufescens, Spreng. Syst. i. 

 3p2.jjrn*& l.Lc.c. 162, ii. 117. Steud. I.e. Cenchrus Anjania, 'Herb. 

 Ham. ex Wall. Cat. n. 8649 B. C. ciliaris, Linn. Sp. PI. 302 ; Desf. FL 

 Atlant. ii. 387. C. digynus, ScJireb. ex Boiss. 1. c. 449. C. longii'olius, 

 Hoch.<it. ex Steud: I.e. C. mutabilis, Wight. Herb. C. pennisetiformis, 

 Hochst. et Steud. ex Boiss. I. c. 448. C. rufescens, Desf. I. c. 388. 

 Panicum vulpinum, Willd. Enum. Hort. Berol. 1031. 



Plains and low hills throughout WESTERN INDIA, from Kashmir to the Upper 

 Gaugetic plain and southwd. (Absent from Ceylon.) DISTEIB. Westwd. to Sicily, 

 trop. Afr. and the Canaries. 



Stems tufted, 6-18 in., erect or decumbent and much branched from the base, 

 stout or slender, leafy, or ascending from a branching often nodose rootstock, the 

 sheaths of which are often woolly. Leaves 6-10 by |-i in., glabrous hairy or 

 villous. Spikes 1^-4 in., pale, rarely purplish; peduncle often flexuous ; rachis 

 scabernlous ; involucels subsossile, outer bristles slender, qdarrosely spreading ; inner 

 twice as long as the spikelets, thickened and ciliate below, filiform flexuous and 

 scabrid above. Spikelets 3, polygamous, gl. Ill male or sometimes fern, with an 

 obcordat'e ovary ; IV coriaceous ; styles nearly free at the base. 



Var. euliinoides ; inner bristles of the involucel shortly connate above the basal 

 disk. Cenchrus echinoidee, Wight ex Steud. Nom. Ed. II. i. 317 ; %n. Gram. 109. 



