214 XXVIII, GRAMINES, [ Pentaschistis 
or sometimes patulous; leaves very narrow-linear, bright green, 
slightly fleshy, soon becoming yellow when dried. On rocks of the 
presidium near Cabondo; Feb. 1857. No. 2808. On the spongy 
sunny slopes of Tunda-Quilombo ; end of May 1857. No. 7419. 
Tripe vu. ARUNDINELLEL, 
43, TRICHOPTER YX Nees; Benth. & Hook. f. Gen. Pl. iii. p.1162. 
1. T. simplex Benth. in Journ. Linn. Soc. xix. p. 98 (1881) ; 
Durand & Schinz, Consp. Fl. Afr. v. p. 846. 
Tristachya simpler Nees F). Afr. Austr. p, 269 (1841); Steud. 
Syn. Pl. Gram. p. 238 (1854). 
Punco ANDoNGo.—Called by the negroes Lucomba. A czspitose 
grass 3 to 5 ft. high, erect or almost ascending ; the tough culms are 
used by the fishermen for making Musias (baskets to catch fish). 
Plentiful in damp meadows from Bumba, Ambuilla, and Condo as far 
as Quisonde ; in fl. and fr. March 1857. No. 7395. Lombe, in wide 
shining rather damp meadows; March 1857. No. 2719. <A tall 
cxspitose Aristida-like grass. In wooded pastures between Condo and 
Quisonde ; March 1857, No. 7444. In the wooded rather deeply 
grassed meadows of Monino. Collected during the second reconnoitring 
excursion against the Monani ; beginning of March 1860. No. 7495 
Var. gracilis Rendle var. nov. 
Densely ceespitose, with slender erect culms springing from the 
fibrous basal sheaths, with a spreading whorl of hairs at the nodes ; 
leaves suberect or ascending, rigidulous, narrow-linear, becoming 
convolute and setaceous ; spikelets glabrous, 43 lines long ; sheaths 
and leaves glabrous or pubescent, especially in the lower part of 
the plant. 
Punco ANnponco.—On the slopes of Cabindo. No. 2714. A 
ceespitose perennial grass, 2 to 3 ft. high, culms erect with spreading 
hairs at the nodes, panicles somewhat nodding. In boggy places on 
the rocks above Catete, not fully developed ; 28 Feb. 1857. No. 2787. 
In meadows near N-billa on the river Cuanza ; March 1857. No. '7441. 
A slender widely czspitose erect grass 3 ft. high, with the habit of 
Aristida, Wooded meadows between Candumba and Muta Lucala, 
and also near Mopopo ; March and April 1857. No. 7406. 
(2) Var. erinita Stapf ined. 
Pungo ANDONGO.--Wooded meadows between Bumba and Condo ; 
March 1857. No. 7445. 
The spikelets are very young. 
2. T. grisea K. Schum. in Engl. Pf. Ost.-Afr. C. p. 109 (1895). 
Punco ANDONGO.—A cespitose grass with the habit of Aristida or 
Stipa, almost completely villose. Rather rare in wooded meadows 
between Pedras de Guinga and Candumba; March 1857. No. 7443. 
3 to 4 ft., erect, cxespitose. In thicket-grown secondary woods in 
the presidium, but not plentiful ; Jan. 1857. No. 2716. Nos. 2848, 
2867 (no information). 
3. T. densispica Rendle sp. nov. 
Perennial, cespitose, culms erect, slender, terete, wiry, springing 
