426 ex LI. CTPEEACEiE. 



sexual. — Male: Periauth 0. Stamens 3, in the axil of the 

 ^lume. — Female: Ovary enclosed in a saccate palea; style 

 2-3-fi(i. Achene lenticular or 3-anf^led, enclosed in the en- 

 larged 2-dentate, saccate utricle. — Kunth, I. c. p. 3GS. 



A vast genus, diffused over the world. Culms triangular, leafy. Spike- 

 lets variously disposed, mostly many-flowered. — Several Cape species 

 Eastern. 



30. UNCINIA, Pers. 



Spikelets androgynous, male in the upper, female in the 

 lower half. Grlumes imbricate on all sides. Perianth 0. 

 — Male : Stamens 3. — Pemale : Ovary enclosed in a saccate 

 utricle, and having at its base (within the sac) a hooked awn ; 

 style 3-fid, rarely 2-fid. Achene enclosed in the persistent 

 and enlarged sac ; awn persistent, exserted. — Kunth, I.e. p. 524. 



Culms 3-angled ; leaves grassy ; spikelets solitary, terminal, erect. — 1 

 Cape species. 



31. SCHCENOXIPHIUM, Nees. 



Spikelets disposed in compound spikes, the terminal of each 

 branchlet male, the lateral androgynous, sub distichous, sessile, 

 bracteate at base. — Male spikelets many-flowered ; glumes 

 imbricate all round. Stamens 3. Androgynous ; upper flower 

 male, the basal flower female. Griume (or palea) of the 

 female flower opposite the bract, contiguous to the common 

 rachis, 2-keeled, embracing the pistil and the base of the 

 racheole, its margins more or less connate so as to form a 3- 

 angled sac, persistent in fruit. Perianth 0. Style 3-fid. 

 Achene 3-angled, beaked by the style-base, covered by the 

 persistent, saccate palea. — Kunth, I. c. p. 528. 



6 species, resembling androgynous Carices. 



32. AULACORHYNCHUS, Nees. 



Spikelets monoecious, the female axillary. — Male : (jrlumes 

 distichous, 4-5, papery-membranous, all except the lowest fer- 

 tile. Stamens 3 ; anthers long, erect, cuspidate. — Pemale : 

 Grlumes as in the male, imbricate all round, 6-7, the lower all 

 sterile, the uppermost alone fertile. Perianth 0. Style elon- 

 gate, attenuate below, deeply 3-fid, with long, twisted, hispidu- 

 lous branches ; base thick, 3-furrowed, persistent. Fruit utri- 

 cular, roundish, obsoletely 3-angled, inflated, nerve-veined, 

 beaked by the continuous style-base, the beak thick, deeply 

 3-furrowed, obtuse, with a solid point. — Kunth, I. c. p. 535. 



Male spikes many, tufted at the apex of the culm, subcapitate j fema le 

 distant, 1-2 in the axils of the leaves. — 1 species. 



