CYPERACEAE. 709 



LXII. UlVCIlirc.%. Pers. 



(Knth. Enumer. II. 524. — Wlprs. Annal. I. 919.) 



U. JAMAICENSIS Pers. — Kntli. 1. c. 525. no. 2. — Liebmann, Mexicos Halvgraes p. 

 84. f — Radix longe tlbrosa ; culmus 1 y 2 — 2 - pedalis gracilis trigonus glaber strialus, 

 basi folialus; folia culmo breviora plana 4'" lata carinata nervosa glauco-viridia, ner- 

 vis carinaque utrinque margine scabra, vaginae subbipollicares glabrae, ore rotundato- 

 excisae; spica stricta pennam columbariam crassa 4 poll. longa densiflora androgyna, 

 apice mascula, ad basin plerumque nuda (semel modo bracteam setaceam observavit 

 auctor); squamae masculae ovatae oblusae coriaceae carinatae, dense striatae fuscae» 

 margine albidae ciliolatae; stamina 3; squamae foemineae oblongo - obovatae masculis 

 majores, caeterum similes ; perigynia squamas subaequantia obovato - oblonga com- 

 pressa plano - convexa, basi attenuata, parte superiore leviter pube^ila, angulis acutis 

 fasciculato - ciliatis, ore truncata fusca stricta; caryopsis obovato - oblonga compresso- 

 trigona fusco - castanea, lateribus convexiusculis, angulis dilutioribus, apice truncata 

 basi stylina dilatala griseo - tuberculata terminata subtilissime punciulata; stylus in- 

 clusus caryopsi brevior fuscus tuberculatus ; stigmata 3 exserta fusca; arista perigynio 

 duplo longior, apice bamata glabra, antice canaliculata, postice convexa fusca. — (Cha- 

 ract. emendat.) 



f Cyperacea dubia. 



1. CYPERACEA?? Schlchld. Linnaea XXI. 445. f — Spiculae 6 alternae, unaquaeque 

 sessilis in axilla bracteae basi vaginantis ovato-lanceolatae aristalo - acuminatae ner- 

 vosae brunneae cum caulis ancipitis angulo utroque minutissimis papillis pellucidis 

 obsitae. — In Nova Hollandia auslrali. 



