СҮРЕКАСЕ Ж IN THE WELWITSCH HERBARIUM. 135 
5-pedali acute triquetro striolato; foliis linearibus acuminatis marginibus scabris 
viridissimis erectis latis, vaginis membranaceis fissis purpureis; panieula maxima 
diffusa; ramis valde ineequalibus triquetris scabris; involucralibus 8 longissimis 
latis ; spiculis copiosis in apicibus ramorum congestis, minimis paucifloris ; squamis 
ovato-lanceolatis pallide sanguineis mucronatis, mucrone recurvo, carina viridi; 
stylo caryopsin subzequante profundissime trifido rufo; staminibus 3, filamentis 
rufis; caryopsi ovata trigona basi angustata rufescente nitida, squama dimidio 
breviore. 
Golungo Alto, ad rivulos in umbrosis de Matta Quisuculo, at non frequens, Jun. Aug. 
бер. 1855, по. 6848. “ Faca de Dens" indigenarum. 
The tubers are used in medicine by the natives. 
A large plant with the habit of Scirpus sylvaticus, L.; with very long leaves, an inch 
across, and as much as 21 inches in length. The panicle is large and diffuse, the spike- 
lets very small, about 1 line long ; the style is cleft for two thirds of its length. It is most 
nearly allied to C. elegans. 
C. ELEGANS, L. Sp. Pl. p. 45. 
Pungo Andongo, rarior in umbrosis sylvaticis ad Pungo, ad finem Mart. 1857, no. 
6942: in insula Calemba ad flumen Cuanza at unico loco a me observatus, no. 6943: in 
pratis paludosis inter Condo et Quisonde ad dextram fluminis Cuanza, Mart. 1857, no. 
6943 b; in paludosis ad rivum Miexe, prope Calundo, Jan. 1857, no. 6944. 
Golungo Alto, ad margines rivulorum in montibus de Alta Queta, at non frequens, 
no. 7071. 
Widely distributed over the tropics of both hemispheres. The specimens vary a good 
deal in size of panicle and colour of the spikelets, which are often of a cinnamon-brown 
colour. 
C. MARITIMUS, Poiret, Encycl. vii. p. 240. 
Ambriz, in collinis sabulosis juxta oceanum prope Punta d'Ambriz, no. 7039. 
Loanda, in sabulosis supra Loanda (Alto das Cruzes) cum Commelina, no. 7050; 
frequentissime in omnibus fere arenosis siecis maritimis, Ша (insula) de Loanda, 
no. 7044. 
Of this plant Dr. Welwitsch says, “ Khizomate crasso intus sanguineo, oblique descen- 
dente submoniliformiter articulato. Culmi 1-3-pedales.” 
It occurs also in the Cape Verd Isles, Madagascar, and the east coast of Africa. 
С. FLABELLIFORMIS, Rottb. Gram. 42. 
Mossamedes, in lacubus ad ostia fluminis Giraül, Jul. 18, 1859, no. 6882. 
Golungo Alto, frequens ad rivulos omnes e montibus de Mongólo usque ad Canguera- 
sange, prata palustria omnia quasi palmis pygm:eis obtegens, no. 7103: 
“This is one of the plants the stalks of which are used by the negroes for wicker- 
work.” It is a native also of Nubia, Congo, Abyssinia, and, according to О. Boeckeler, 
of Costa Rica. 
