Cyperaceae, 93 
Oyperus lasiocephalus ©. Wright ms. fide Griseb. 
Courtoisia olivacea Boeck. in Flora XLIII (1860) p. 331. 
Anosporum cubense Boeck.! in Linnaea XXXVI (1869—70) 
p. 413. 
Anosporum piliferum et A. paraguyense Maury! in Mem. Soe. 
Genev. XXXI (1890) pp. 123, 124 tt. 34, 35. 
Isolepis echinocephala Oliver! in Trans. Linn. Soc. XXIX (1875) 
p. 167 1. 107. 
Orepidocarpus cubensis Klotzsch ms. fide Boeck. 
Hab. in Cuba: Poeppig, C. Wright n. 221, 3380, 3384; Hispa- 
niola: Jacquemont, Mayerhoff; Trinidad: Bromfield, Finlay n. 1887. 
Distrib. Africa trop., Alabama, America centralis et australis tropica. 
122. Seirpus Olneyi A. Gray, glaber praeter glumarum margines, 
culmis 1-metralibus, apice triquetris, submonocephalis; foliis brevibus; 
bractea ima 1—4 cm. longa; spiculis 3—12, subcapitatis, 5—9 mm. 
longis, obtusis, fusce ferrugineis; glumis apice leviter emarginatis, minute 
mucronatis; setis 3—6, cum 1/,—?/, parte nucis subaequilongis, bruneo- 
rubris, retrorsim albo-scabris; stylo 2-fido; nuce oblongo-obovoidea, 
levi, griseo-brunea. 
Seirpus Olneyi A. Gray! in Boston Journ. Nat. Hist. V (1845) 
p. 238 in nota; Boeck. in Linnaea XXAXVI (1869—70) p. 710. 
Scirpus pungens Benth.! Pl. Hartw. (1839) p.27; Liebm.! Mexie. 
Halvgr. p. 58 partim; Boeck. in Linnaea XXX VI (1869—70) p. 708 
partim. 
Hab. in ins. Bermuda: Moseley; Jamaica: Bromfield; Hispa- 
niola: Ehrenberg n. 78, Jacquemont, Picarda n. 1460 (prope Port-au- 
Prince in litoralibus), 1570. 
Distrib. a Rhode Island usque ad Florida, New Orleans, California, 
Guatemala. 
Obs. Differt a S$. triquetro capite simplice, a $. americano Pers. (S. 
pungente Vahl) spiculis obtusis. 
123. Seirpus laeustris Linn. glaber praeter glumarum margines, 
rhizomate horizontali erassiusculo; culmis (saepius in aqua suberectis) 
5—20 dm. longis, teretibus vel apice plus minus trigonis, enodosis, 
saepius aphyllis; umbella composita aut simplice,.aut in 1 caput fere 
contracta; bractea ima suberecta, brevi aut umbellam superante; spiculis 
fasciculatis aut solitariis, usque ad 15 mm. longis 6 mm. latis, eylindrieis 
aut ovoideis, bruneis; glumis ovatis, apice emarginatis mucronulatis, 
in margine minute ciliatis, saepe glandulosis; setis 6—5, cum nuce 
subaequilongis (interdum brevioribus), retrorsim scabris; staminibus 3, 
' antheris ceristatis; stylo 3-fido aut 2-fido; nuce cum 1/,-—!/, parte 
