988 cxvi. UETICAOE^. [Urticastrum 



armed all round with crowded straight slender subulate pallid 

 deciduous spreading excessively stinging prickles articiilated at 

 or near the small tubercular dusky base; branches similarly 

 armed, rather thick, erect-patent, leafy at the apex ; leaves 

 alternate, deciduous, flat, crowded at the apex of the stems and 

 branches, broadly ovate -cordiform, ample, subpellate-cordate, 

 acutely pointed or shortly acuminate at the apex, membranous, 

 dentate, beset more or less especially beneath with stinging hairs 

 and with shorter hispid hairs, deep green above, paler and white- 

 arachnoid or with interwoven whitish setose hairs beneath, 

 5-nerved at the base, ranging up to a foot long by f ft. broad, 

 sometimes slightly sinuate-lobulate in general outline ; teeth 

 ovate-deltoid, apiculate, about equalling their sinuses, ^ to f in. 

 long, -g- to |- in. broad at the base ; lateral veins about 4 or 5 on 

 each side of the midrib exclusive of the basal nerves ; cystoliths 

 punctiform ; petioles rather thick, beset with spreading or down- 

 ward directed stinging hairs, ranging up to J ft. long, inserted at 

 the emargination formed by the overlapping sides of the leaf -base 

 about a fifth way above the base of the blade ; stipules triangular- 

 lanceolate, ^ to f in. long; flowers monoecious, greenish, small, 

 corymbosely paniculate, on the lower part of the stem at the 

 axils of fallen leaves ; panicles 1|- to 3 in. long, branched from 

 the base; the branches spreading, more' or less flattened or 

 narrowly winged, beset with stinging hairs; ultimate pedicels 

 very short. Male flowers about J^ in. in diameter, depresso- 

 spheroidal in the bud, valvate in aestivation ; perianth unequally 

 4-partite, the segments oblong ovate or broader than long ; 

 stamens 4, opposite the perianth-segments, the filaments more or 

 less dilated or thickened and adhering to the lower part of the 

 inner face of the perianth segments ; ovary small, rudimentary. 

 "Female flowers about y^ in. long, ovoid ; perianth S-partite, the 

 segments ovate and unequal ; staminodes ; ovary glabrous, 

 obliquely ovoid, Jj in. long, minutely scrobiculate ; style very 

 short, sublateral. 



GOLUNGO Alto. — In primitive forests by streams ; at the Delamboa, 

 fl. March 1856. No. 6267. 



This plant is named in honour of my friend Mr. William 

 Carruthers, F.R.S., one of the executors acting under Welwitsch's 

 will ; it was through his representations, when Keeper of the National 

 Herbarium, that the Trustees of the British Museum undertook the 

 publication of this Catalogue. 



3. FLEUEYA Gaudich. ; Benth. & Hook. f. Gen. PI. Lii. p. 382. 



1. F. sestuans Gaudich. in Freyc. Bot. Voy. "Dran. p. 496 

 (1826) ; Wedd. in DC. Prodr. xvi. 1, p. 71 (1869). 



Urtica cestuans L. Sp. PI., edit. 2, p. 1397 (1763). 



GoLUNGO Alto. — A bright green herb, 1 to 1^ ft. high ; stem weak, 

 the lower parts with sparse or scarcely any leaves. In damp fields 

 neglected after crops of Arachis hypogosa L, on the right bank of the 

 river Cuango, plentiful but only in a few places ; fl. and fr. Nov. 

 1855. No. 6261. 



