Forskohlea.| | CXX11lp. URTICACER (Rendle). 301 
dark, blackish-green, sparsely hispidulous, and scabrid with the 
dense cystoliths, lower face grey-tomentose between the slender 
somewhat prominent nerves, especially when young ; petiole less than 
half the length of the blade. Stipules rotund-ovate, cuspidately 
acute, white, thinly scarious, barely 1} lin. long, hispidulous on the 
margin and midvein, persistent after leaf-fall. Flower-heads sessile, 
generally 2 at each node, proportionately large, bell-shaped, 4-4 in. 
long, densely covered to about the middle with dark greenish silky 
hairs; bracts 6, lanceolate-spathulate, acute, ciliolate above on the 
back and margin, erect in fruit. Flowers many, embedded in a 
reddish-brown wool. Male perianth minutely hispidulous, midlobe 
hooded, subacute. Achene compressed, elliptic-ovoid with a long 
apiculus, chestnut-brown, about 2 lin. long, the filiform stigma 
persistent.—F’. candida, var. B, Wedd. in DC. Prodr. xvi. i. 235°. 
Lower Guinea. Damaraland: Welwitsch, Galpin & Pearson, 7523! and 
without precise locality, Lindner ! 
Also in South Africa (Little Namaland). 
3. F. Eenii, Rendle in Journ. Bot. 1917, 203. Branchlets slender, 
becoming woody below, 6-7 in. long, } lin. in diam. Leaves small 
ovate, apex bluntish, base cuneate, elongated and passing into the 
petiole, margin entire, with 3-5 proportionately large blunt teeth on 
each side and hispidulous, 3-1 in. long, }-} in. wide, with a single 
ascending nerve on each side above the basal pair, upper face light 
green when dry, minutely hispidulous and scabrid with dense round 
cystoliths, hispidulous beneath on the somewhat prominent veins, 
and when young covered with a thin grey-white tomentum between ; 
petiole 2-4 lin. long, less than half the length of the blade. Stipules 
Scarious, ovate or broadly ovate, acuminate, 14 lin. long, hairy on 
the margin and midrib. Heads of flowers sessile, generally 2 at each 
node, ultimately about } in. long, shortly campanulate, the tube 
densely clothed with silky hairs resembling those of F’. tenacissima ; 
bracts 4, narrowly obovate, hispidulous on back and margin, erect 
in fruit. Flowers resembling those of F. tenacissima, enveloping 
wool ferruginous in colour. 
Lower Guinea. Damaraland, Hen! 
4. F. candida, Linn. f. Suppl. 245. A more or less hispid herb 
or shrub with a strong tap-root growing in dry sand or among stones, 
from a few inches to 3 ft. high, branched from the base ; stem and 
branches slender, more or less hispid, especially in the younger 
portion. Leaves elliptic-ovate or ovate, sometimes elliptic-spathu- 
late ; apex acute or sometimes blunt, base cuneate, narrowing into 
the petiole, margin sinuate-dentate with 2-4 acute teeth on each 
side, sometimes very shallowly toothed, varying much in size from 
3-2 in. long, }-1 in. wide, pinnately nerved as in F. hereroensis, upper 
