20 C. B. Clarke: 



in margine crispato-undulatis; nuce cum Y^ — Y3 parte glumae aequi- 

 longa, obovoidea, compressa, levi, nigra; cellulis extimis subquadratis, 

 emarcidis albescentibus saepe porosis; stylo brevi, raniis 2. 



Pycreus aiu/ulahis Nees in Linnaea IX (1834) p. 283; C. B. Clarle 

 in Hook. f. Fl. Brit. Ind. VI p. 593. 



Cyperus unioloides R. Br.f Prod. (1810) p. 216; Kunth Emmi. II 

 p. 112; Hemsl! Centr. Amer. Bot. III p. 452. 



Cypcrus hromoides Link Jahrb. III (1820) p. 85; Kunth Enum. 

 II p. 8; Griseh. Fl. Cub. p. 236; Sauv. Cub. n. 2568 p. 171; Boeck. in 

 Linnaea XXXV (1867— 68) p.463; Willd. ms. fide Link. 



Cyperiis angidatiis Nees in Wight Contrib. (1834) p. 73; Boeck.! 

 in Linnaea XXXV (1867 — 68) p. 465. 



Cyperus pseiido -bromoides Boeck.! in Linn. XXXV (1867 — 68) 

 p. 464. 



Cyperus Selloanus Boeck.! in Linnaea XXXV (1867 — 68) p. 466; 

 Hemsl. Centr. Amer. Bot. III p. 451. 



Cyperus Tauberti Boeck. in Kneuck. Allg. Bot. Zeit. I (1895) p. 158. 



Hab. in C u b a : C. Wright n. 214, 3752 ; H i s p a n i 1 a prope 

 Port-au-Priüce: Herb. Hennecart, Jacquemont. 



Distrib. in Africa australi, Asia austro - Orient. , Australia septentr., 

 Mexico, America anstrali. 



III. Juiicellus C. B. Clarke. 



Spiciilae 5 — 6 — miiltiflorac ; rhachilla persistens. Glumae 2 imae 

 vacuae, persistentes; 4 — plurimac sequentes distichae, florem nucigerum 

 bisexualem foventes, abasi spiculae sensim caducae. Setae liypogynaeO. 

 Stamina 3 — 1, antica. Styli rami 2. Nux convexo- plana aut sub- 

 trigona angulo antico plus minus depresso. — Culmi nudi. Spicu- 

 laruni spicae in quasi-umbella dispositae vel at 1 caput congestae. 



Species 13, in orbe vetere late sparsae, in orbe novo rariores. 



Obs. Genus a Cypero non-nisi stylo 2-fido diversum. 



Clavis specierum Antillanarum. 



ümbella composita, s])icnlis ninncrosis . 13. /. alojjccuroides C. B. Clarke. 

 Culraus monocephalus 14. J. laevigatiis C. B. Clarke. 



13. JiiiiccUus alopecuroulos C. B. Clarke, glaber, culmo robuste, 

 usque ad 1 metr. longo, erecto, saepissimc annuo; foliis cum culmo 

 aequilongis, 1 cm. latis; umbollae radiis 10 — 15 cm. lougis, apice saepe 

 iterum uml)ellatis; bracteis usque ad 3 — 5 dm. longis; spicis nsque ad 

 3 — 5 cm. longis 17 mm. latis, cylindricis, polystachyis; spiculis 8 mm. 

 longis, 2 — 3 mm. latis, 8 — 30-nucigeris; glumis ovatis, fusce strami- 



