72 xui. XYRiDE^. [Xyris 



becoming semi-ellipsoidal after flowering, bracts reddish-bi-own 

 becoming paler at the entire margin, membranous, 3-nerved, the 

 lower ones ovate and apiculate passing upwards through elliptical 

 to broadly obovate and orbicular-obovate and very blunt ; lateral 

 sepals lanceolate, blunt, with subequal sides, pale and transparent, 

 -tt-ith faintly keeled pale greenish-reddish-brown glabrous back ; 

 corolla yellow, very fugacious, lobes obovate with denticulate 

 outer edge ; staminodes 2-armed forming a dense tangle as long as 

 the stamens, anthei^s broadly oblong ; ovary oblanceolate, shortly 

 beaked, seeds reddish-brown, ellipsoidal, longitudinally striate, with 

 a prominent light-coloured apical umbo. 



Leaves less than ^ in. to 4 in. long by i to ^ line broad ; 

 peduncles 3 to 9 in. long, i to -} line bx^oad, sheaths ^ to 2 in., 

 with leaf -like appendage 1^ to 3 lines long. Spikes If to 2^ lines 

 long by 1 to barely 2 lines ; bracts 11 to 2 by f to 14- line ; lateral 

 sepals 2 lines or barely 2 lines by barely i line ; corolla lobe barely 

 2 lines long ; stamens about li to 1^ line long, anthers f to f line ; 

 ovary 1^ line. 



Near X. huillensis but a more delicate plant, with spikes pointed 

 when in flower, and more membranous reddish-bro^vn bracts. 



PuxGO Andongo. — Spongy places between Caghuy and Sansamanda 

 but somewhat rare, 1 May, 1857. No. 2461. A dwarf plant in spongy 

 wooded meadows at Mutollo near Pedras de Guinga along with dwarf 

 IvidiQdd {Ferraria andougeims) Vindi Sclpria. In fl. Jan. 1857. No. 2462. 

 Plentiful in spongy places on the higher rocks of Catete right on the 

 prajsidium. In fl. but no fr. April 1857. No. 2464. 



11. X. scabridula Rendle sp. nov. 



Habit of X. hidllensis but less rush-like, leaves markedly rugulose 

 with scabridulous margin and markedly striate scapes ; spikes 

 few-flowered (4-or more) slightly larger than in X. huillensis, bracts 

 more membranous, orbicular-obovate to suborbicular, very blunt, 

 sometimes with a small subapical mucro, with paler entire margins; 

 lateral sepals oblanceolate, keel sparsely hispidulous in the middle 

 third ; corolla intensely yellow, lobes obovate, stamens exceeding 

 the hairy 2-armed staminodes ; ovaiy oblanceolate, seeds ellipsoid,, 

 umbonate at one or both ends, crimson, almost smooth. 



Leaves \ to 2^ in. by ^ to i line ; scapes 2 to 6^ in. ; spikes 

 li to 3 lines long by § to 3 lines. Bracts 1^ to If by 1^ to 1^ 

 lines. Lateral sepals 1|- to 2 lines by |^ line, corolla-lobes a little 

 over 1 line by scarcely f line ; anthers (in bud) |- line long and 

 half as broad; ovary \\ line long. 



HuiLLA. — Culms very slender, flowers intensely yellow. Elevated 

 short thicket-grown sandy meadows, sometimes flooded in summer, of 

 the Serra de Oiahoia behind Humpata ; April 1860. No. 2470. 



12. X. anisophylla Welw. ms. in herb. 



Closely resembling X. scabridula in habit but more robust with 

 broader leaves ; spikes 5-flowered, truncate-ellipsoid often be- 

 coming hemispheiieal when mature ; bracts membranous, pale 

 reddish-ln-own, with broad transparent stramineous margins, 

 3-nervtd, orbicular-obovate to broadly oval, very blunt, sometimes- 



