135 



Sporobolus virginicus, Kunth; Baker, Flora, p. 449, under 

 Wilfa. 



Dupont 67, 74; Gardiner. 



Distr. A very variable littoral plant of most warm countries. 



Eragrostis riparia, Nees. 



Dupont 40, 64, 109, 202; TJiomasset 223, 229; Fryer 4; Fox 



•237, 252. 



Distr. India; Mascarenes; probably also East Africa. 

 Dupont 64 and Fryer 4 are noteworthy on account of the 

 remarkably stiff and stunted habit. 



Selerodactylon juncifoliiim, Stapf. in New Bull., 191 1, p. 318. 



Dupont 72, 105; Fryer. 



Also Piquart or West Island, from sea shore along coast near 

 settlement, Baty. 

 Distr. Madagascar. 



Enteropogon melicoides, Nees. 



Dupont 268; Fryer; TJiomasset "249. 



Distr. India; East Africa; Mascarenes; Assumption, Fox 

 238, 257. 



Chloris radiates Sioatte* 



Dupont 34; TJiomasset 222. 



Distr. Tropical America and Africa; Polynesia; introduced 

 in other hot countries. 



Dactyloctenium aegypiiacum, Willi. : Baker, Flora, p. 452; 



Schinz in Abhandl. Senckenb., xxi. p. 81. 

 Fryer; Voeltzkoiv. 



Distr. Widely spread throughout the tropical and sub- 

 tropical regions. 



Dactyloctenium pilosum, Stapf 9 species nova, affine D. 



aegyptiaco, WillflL, sed graoilius, spicarum lana et spicularum 

 armatura distinct um. 



Perenne (?). Culmi e basi saepe longe prostrata e nodis 

 ramosa et radicante ad 1-2 dm. ascendentes, secundarii (rami) 

 suberecti Tel geniculato-ascendentes saepe fasciculati, 4-5 (rarius 

 pluri-) nodi, internodiis magis minusve compressis vel superiori- 

 bus teretibus glabris, demum plerumque magis minusve exsertis. 

 Foliorum vaginae striatae, superne saepe subcarinatae, laxiuscu- 

 lae vel summae primo subinflatae, glabrae, nisi os versus pilosae 

 vel barbatae; ligulae ad marginem membranaceum redactao; 

 laminae lineares, tenuiter acuta e, 2*5 cm. longae, 1-2 mm. latae, 

 glaucescentes, praeter barbas orales glabrae vel parce pilosae 

 pilis saepe e tuberculis ortis, ad margines superne scabrae, nerves 

 obscuris vel infra prominulis paucis. Spicae 2-nae, rarius 

 solitariae, rarissime 3-nae, 1-5-3*5 cm. longae, rectae vel demum 

 falcato-recurvae, pallide gl auco-virentes, deinde straminea?, 

 densissimae; rhachis circiter 1 mm. lata, in dorso subacute vel 

 obtuse carinata, ad spicularum insertiones lana parca spiculis 

 paulo vel subduplo breviore stipata, caeterum glabra, apice in 



