Urera.] _ OXXIIIp, URTICACEH (Rendle). 265 
branches. Leaves in clusters at the ends of the branches, with 
fairly long petioles, grossly toothed, up to 6 in. long, surface rough 
with brittle transparent stinging hairs. 
Lower Guinea. Damaraland; Waterberg, Dinter, 
Possibly not congeneric, 
6. GIRARDINIA, Gaud.; Benth. et Hook. f. Gen. Pl. iii. 384. 
Flowers dicecious or monccious, densely spicate. Male flowers : 
Perianth 4-5-partite, lobes ovate, concave, valvate in bud; bud 
depressed. Stamens 4-5, Ovary rudimentary. Female flowers : 
Perianth consisting of a broad very concave posterior portion denti- 
culate at the apex which surrounds the ovary, and a small slender 
hair-like transitory anterior portion. Ovary straight ; stigma long, 
subulate to filiform, partially persistent ; ovale erect from the base. 
Achene rounded, much compressed, furnished at the base with the 
slightly enlarged and thickened persistent perianth ; pericarp with a 
thin dark membranous outer coat, and a white horny inner coat. 
Seed-coat thin, membranous, brown; albumen very scanty ; coty- 
ledons rounded, emarginate.—--Tall erect herbs, armed with strong 
stinging hairs. Leaves large, alternate, petioled, grossly serrate or 
lobed, 3-nerved. Stipules connate into a single broad entire or 2-fid 
structure, caducous. Inflorescences axillary, generally solitary in 
the leaf-axils ; male flowers crowded in clusters on a simple or forked 
or paniculately branched axis; female flowers densely crowded in 
unilateral cymes on the short branchlets, becoming stout and very 
densely crowded in fruit and copiously armed with stinging hairs. 
Species 5 or 6; in Asia, Tropical Africa and Madagascar. 
Leaves bullate, with margin cut into numerous short 
triangular grossly serrate lobes sas oe tee de hs Dello, 
; ‘ rrate to grossl 
ee et ae ee eens 
1. G. bullosa, Wedd. in, Ann. Sci. Nat. 4me sér. i. 181. A large 
herb, moncecious or dicoctous : branches stout, hollow, hispidulous 
and densely beset with strong whitish spreading or recurved stinging 
hairs. Leaves large, rotund-ovate, apex shortly acuminate, base 
cordate or truncate, margin cut into numerous short triangular 
gtossly serrate lobes, 3-nerved at the base, with 4-5 somewhat ascend- 
ig conspicuous nerves above on each side, spaces between the — 
occupied by an elaborate conspicuous network of veins, Be t. 
ong and about as wide; upper face dark green when dry, bu At 
with scattered large stinging hairs and smaller appressed whitish 
stiff hairs ; under face with strong stinging hairs on the nerves, and 
tomentose from the soft hairs on the veins; petiole 2-8 in. long, 
Stout, hairy like the leaf-nerves. United stipules broadly elliptic, 
