290 CXXIIIp. URTICACER (Rendle). { Pouzolzia. 
tenacious, simple, naked and glabrescent below, leafy and somewhat 
hispidly hairy to pubescent above, with short slender branches, 
stem and branches densely leaved at the apex. Leaves long-stalked, 
membranous, alternate, ovate or elliptic-ovate, acuminate, base 
bluntly wedge-shaped, margin entire, 2-34 in. long, 1-2} in. wide, 
those on the lateral branchlets much smaller, 3-nerved at the base, 
with 2 additional lateral nerves on each side, upper face deep green 
with scattered whitish appressed hairs and dotted with numerous 
cystoliths, lower face with long white hairs on the nerves and an 
often somewhat thin cottony tomentum between the nervation ; 
petioles slender, up to 24 in. long, with long spreading stiffish 
hairs. Stipules glumaceous, ovate-lanceolate,long-acuminate-caudate, 
about $ in. long, with long hairs on the margin and back of nerves. 
The dense axillary yellowish-green flower-clusters generally andro- 
gynous; male perianth 4-partite, segments ovate with a few long 
hairs on the back. Fruiting perianth somewhat compressed ovoid with 
a short constricted apex, about 1 lin. long, glabrescent, with a few 
inconspicuous longitudinal nerves, closely investing the shining 
brownish achene.—P. denudata, De Wild. & Th. Durand in Comptes- 
rendus Soc. Bot. Belg. xxviii. 53 and Relig. Dewevr. 220; De 
Wild. Miss. E. Laurent, 73; Th. & Hél. Durand, Syll. Fl. Congol. 518. 
Lower Guinea. Angola: Pungo Andongo; rocky thickets of the Presidium, 
Welwitsch, 6260! by streams in the Presidium, near Cazella, Welwitsch, 6271! 
South Central. Belgian Congo: near Stanleyville, Dewévre, 11644; Lie 
langa, Laurent. 
I have included the Congo specimens (P. denudata, De Wild. & Th. Durand) 
from the authors’ original description which has apparently been based on 
somewhat smaller plants than those sent by Welwitsch. 
A textile plant (Welwittsch). 
5. P. huillensis, Hiern in Cat. Afr. Pl. Welw. i. 993. Apparently 
a perennial shrubby herb 3-5 ft. high; branches purplish-brown, 
sparsely pubescent ; branchlets ascending, reddish-brown to brown; 
pubescent, leafy, about 9 in. long. Leaves membranous, alternate, 
ovate to elliptic, acuminate, base rounded or obtuse, margin entire, 
4-3 in. long, }-2 in. wide, triplinerved near the base, with 2 additional 
lateral nerves above on each side, deep green with scattered whitish 
appressed hairs above and dotted with numerous minute cystoliths, 
paler beneath and more or less covered between the somewhat prom 
nent venation with a white cottony tomentum; petioles rather 
slender, somewhat hispidly hairy, 1 in. or less in length. Stipules 
glumaceous, lanceolate, acuminate-caudate, hairy on the back, marg!? 
ciliate, up to about 4 in. long. Flowers in dense clusters in the 
leaf-axils, in the single specimen mostly male with a few females 
intermixed. Male flowers shortly stalked, depressed globose in bud; 
perianth 4-partite for three-quarters of the length, about 1 lin. loné: 
lobes elliptic, apiculate. Female flower with a long narrow-lineat 
