172 XXVIII. GRAMiNEyE. [Panicum 



base often much drawn out to an acute or acuminate apex, 

 2 to 4 in. long hj 3 to 4 lines broad or in the thick-stemmed 

 plant 7 to 8 in. by often nearly 1 in. broad just above the base y 

 midrib conspicuous in the under surface only. Stems leafy right 

 up to the inflorescence, which in the smaller plants (No. 2625) is 

 2.V to 31 in. long, in No. 2626 forms a very dense narrow panicle 

 9 in. long with greatest width of 1.^, in. about the middle. 

 Spikelets covered with long ascending hairs. Glume I. 1]- to VI 

 line long, thinly membranous, 3-nerved, lateral nerves often short 

 or even absent ; gl. II. broadly oval, nai^rowing slightly to the blunt 

 tip, 5- or 7-nerved, with incurx-ing edges 11 to nearly 2 lines long, 

 edges incurved; gl. III. ovate-obtuse, 1^' to 2 hues long, 5-nerved, 

 edges thin and incurved, enclosing an oval subequal pale and a 

 ($ flower ; fertile gl. li line long, oval, sometimes tapering at 

 the top, coriaceous, blunt or subacute, inconspicuously 5-nerved, 

 glabrous, very minutely transversely rugulose on back, convex 

 with the edges shortly inflexed and embracing the closely-fitting 

 coriaceous pale. 



A very well-marked species, recalling in the shape of the 

 spikelet, P. holhodes Schweinf. and P. trichopus Hochst. 



MossAMKDES. — Pan/cum j^^f^inmnphilum Welw. Habit somewhat 

 that of Tr/cholcena, but scarcely a true Tr/chohena, as there is no in- 

 volucre. Common and widely cfespitose in rather damp sandy spots 

 in the littoral valley between Cabo Negro and Mossamedes, at a place 

 called "a Cazemba," near Rio Carvea : 3 Sept. 1859. No. 2624. 

 Plentiful in sandy gravelly places near the sea, and with Arixtida 

 iwodigio^a almost the only grass of this desert — yet scarcely liked by 

 cattle. July to Sept. 1859. Common on sand-covered rocks near the 

 sea at Port Alexander, and, except for a species of Lyciam and some 

 Borraginecc the only vegetation in the place. About 160 ft. above 

 Tiger Bay ; end of ^ Aug. 1859. No. 2626. Plentiful in dry sandy 

 places by the sea near the town of Mossamedes (Aguada) ; end of 

 June 1859. No. 2625. 



There are also specimens in the British Museum, collected at Fish 

 Bay by Anthony Hove. 



13. P. numidianum Lam. 111. i. p. 172 (1791) : Benth., I.e. ; 

 Steud., I.e., p. 61 ; Durand & Schinz, I.e., jd. 757. 



GoLUNGo Alto '?— No. 2960 (no information). 



14. P. oryzoides Sw., I.e., p. 23 ; Steud., I.e., p. 80 ; non 

 P. latifoliwn L. Sp. PI. p. 58 (1753). 



PuNGO Andongo.— A grass 6 to 8 ft. high-climbing, with aerial 

 roots and bearded at the joints ; rarely flowering. In thick rather 

 damp woods on the island of Calemba between Condo and Quisonde, 

 river Cuanza ; March 1857. No. 7429. 



15. P. gabunense Hack, in Verb. Bot. Ver. Prov. Brandenl>. 

 xxxi. p. 7U (1890) ; Durand & Schinz, I.e., p. 750. 



GoLUNGO Alto. — In the densest primitive forest. Cungulungulo : 

 Feb. 1855. No. 7174. A somewhat rigid, hard grass, dull green in 

 colour, eminently social, thriving in the shade of primitive woods, soon 

 disappearing never to return after the first cultivation of a place. 

 Plentiful in dense very shady rather damp woods at Cungulungulo- 



