CYPERACEJE IN THE WELWITSCH HERBARIUM. 127 
Quitage, apud Cuije, no. 6940. Lagoa de Quibinda, no. 6907. 
In Africa this plant has been collected in Nubia, Kotschy! Abyssinia, Schimper | 
Gallabat, Schweinfurth! It also occurs in Madagascar, India, Australia, and Tropical 
South America. 
С. ($ Русвкиз) Ағ/Еші, Boeckeler, Сур. Herb. Berol. p. 79. 
Pungo Andongo, in pratis humidis ad Catete cum Polygala microdendron, ad paludes 
sylvaticas prope Quilanga et in ipso Presidio, no. 6919. 
A native of Sierra Leone and Bongo Land. This form has very yellow glumes and 
almost setaceous leaves and culms. It is perhaps the variety capillifolius, Bekler. Flora, 
1879, p. 547. . 
С. ($ Русккоз) MELAS, n. sp.  C:espitosus, radicibus tenuibus; culmis gracilibus setaceis 
glabris vix semipedalibus ; foliis setaceis vel angustissime linearibus, culmis breviori- 
bus striatis glabris, vaginis fissis; involucralibus 1-2 gracilibus setaceis vel anguste 
linearibus, basi vix dilatatis demum patentibus; spiculis seepius 5, in capitulo aggre- 
gatis linearibus, 20-30-floris; ocreis brevibus apice purpureis; rhacheola flexuosa, 
purpureo-punctata; squamis ovatis carinatis haud mucronatis remotiusculis lateribus 
atro-purpureis, marginibus apiceque scariosis, carina pallida; stylo parum exserto, 
breviter bifido; caryopsi oblonga basi angustata, apiculata, apicula longiuscula 
atra, cancellata, quam squama + breviore. 
Pungo Andongo, in paludosis prope Lombe cum Cypero altero robusto atro-rubente, 
Mar. 1857, по. 6913; Mutollo Sobata de Guinga cum Jrideis pusillis et Xyrideis, Jan. 
1857, no. 6914. 
Huilla, in pascuis editis ad Morro de Lopollo versus Empalanca, locis tempore pluvii 
inundatis, Apr. 1860, no. 6871. 
The affinity of this plant is with C. Afzelii, Boeckeler. The culms are from 33 to 6 
inches in height, the longer of the involucral phylla is three inches in length. Spikelets 
nearly $ inch. | 
С. ($ Pycrevs) POLYSTACHYUS, Rottb. Descr. et Ic. p. 39, t. 11. 
Prince's Island, in uliginosis editioribus ad Rio de Papagaio, Sept. 1883, no. 7032. 
Ambriz, in paludosis sylvestribus ad austrum vici Ambriz, 1853, no. 7041. 
Loanda, ad aquaria et stagna insule dictæ Ilha de Cazanga, ad austrum Loande sitze, 
paucis locis socialis eum Typha angustifolia etc., April. 30, 1854, no. 7081. 
Mossamedes, in paludosis prope Aguadas non procul Mossamedes, Jul. 1859, no. 6890, 
in humidis ad ripas fluminis Caroca (vulgo Croque) prope Cabo Negro, Sept. 1859, 
no. 6891. 
Pungo Andongo, in pratis paludosis cum Ascolepidibus, no. 6927. 
Golungo Alto, frequens in humidis spongiosis ad ripas rivuli Quiapose, prope Sange, 
Jan. 1855, no. 7100. я 
A cosmopolitan plant, common in Africa from Algeria to the Cape. 
С. ($ PYCREUS) FLUMINALIS, n. sp. ; rhizomate descendente, culmo singulo erecto sesqui- 
