Diagnosen theils neuer, theils ungenügend be- 
schriebener Cyperaceen. 
U, 
Von OÖ. Böckeler. 
(Conf. Flora 1873 Nr. 2.) 
Cyperus. 
1. C. (Pycreus) Hahnianus n. sp. 
Pallide viridis. Radice fibrosa, fibrillis capillaribus; culmo 
elongato, subbipedali, °®/, lin. diam. obtusangulo, lateribus sulca- 
to-striatis; foliis fasciculorum hornotin. confertis valde elongatis 
(2—1 ped. long.) arcuato-flexuosis, usque fere ad apicem aequi- 
latis, planis vix supra lineam latis, apice ad margines acute 
serralis religua parte laevibus glabrisve; vaginis arctis tenui- 
membranaceis purpurascentibus 5—8 poll. long.; umbella (pol- 
liceem eire. alta atque lata) suboctoradiata, radiis patenti-erectis 
inaequalibus (9—2 lin. long.) apice corymboso -paueiramosis ; 
ramis brevissimis erectis oligostachyis; involucri hexaphylli 
foliolis valde inaequalibus, infimo 10 poll. longo, reliquis gra- 
datim valde decrescentibus; ochreis radiorum ore truncato bi- 
dentis; spieulis fuscescentibus tenerrimis faseiculatis linearibus 
acutis compressis 21/,—1”/, lin. long. 12—6- floris; rhacheola 
rectiuscula quadrangula, foveis angustis linearibus; squamis per- 
minutis sordide pallidis nitidulis ovato- v. oblongo-sublanceolatis 
naviculari-convexis acutiuseulis dorso subtiliter nervatis; eary- 
opsi squama parum breviore lineari superne paululo dilatata, 
biconvexa leviter compressa, vertice rotundato-obtuso obsolete 
umbonata, granulata atro-fusca ; stylo tenerrimo profunde bifido.— 
Species juxta C. Afzelii locanda. — Hahn. herb. no. 700. — (Vidi 
in hb. reg. Berolin.) 
Insula Martinica. 
2. C. curvifolus n. sp. 
Laete viridis. Radice fibrosa capillari e culmi basi parum 
bulboso-inerassata vaginis emortuis brunneis obteeta; culmis 
caespitosis erectis leviter Ilexuosis setaceo -flifornibus firmis 
10—6 poll, alt. evidenter triangulis lateribus suleato-striatis basin 
versus multifoliatis; foliis herbaceis remotiuseulis culmo brevi- 
oribus longioribusve supra medium falcato-recurvis ac flexuosis, 
angustis, ®/,—*/, lin. lat., longe acuminatis compaginatis sub- 
tiliter nervalis ad margines denticulatis; spiculis 6—-5—83 (in 
