274 CXXIIIp. URTICACEZ (Rendle). [ Pilea. 
margin grossly serrate, 3-nerved, the lateral nerves extending above 
the middle, 11-4 in. long, 1-3 in. wide, thinly membranous when 
dry, with pointed white hairs scattered on the upper face, more 
numerous beneath especially on the nerves; cystoliths linear, 
generally numerous on both faces; petiole $-2} in. long. Stipules 
membranous, brown, broadly ovate or rounded, 2-3 lin. long, per- 
sistent. Cymes solitary or geminate in the leaf-axils, stalked, 
generally shorter than the petiole, 1-13 in. long, unisexual, but male 
and female cymes sometimes present in the same axil. Flowers 
crowded in small subglobose heads 3-4 lin. in diam., at the end of 
the peduncle or its few short branches; male flower subglobose, 
about 1 lin. in diam. ; perianth divided above into 4 ovate hooded 
lobes with a short subapical dorsal appendage; female 3-partite, 
the median lobe broadly oblanceolate in profile, with a short sub- 
apical dorsal appendage, about equal to the achene, lateral lobes 
ovate, about one-third the length of the median in the fruiting stage. 
Achene compressed-ovate, brown, } lin. long, minutely scrobiculate. 
—Engl. Pfl. Ost-Afr. C. 163, incl. var. runssorensis ; Cortesi 1m 
Abruzzi, Il Ruwenzori, i. 462; R. E. Fries in Rhod.-Kongo-Exped. 
1911-12, 1. 18. 
Nile Land. British East Africa: Mau, Baker! Kenia, Hutchins, 385! 
Uganda: Nandi district, 6000 ft., Whyte! second day’s march from Eldama 
Ravine, Whyte! Ruwenzori; Kivata, 7000-10,000 ft., Scott Elliot, 7742 ! 
Stuhlmann, 2730 ; between Kichuchu and Nakitava, Abruzzi. 
South Central. Belgian Congo: Ninagongo, about 8800 ft., Frics, 1642. 
Mozamb. Distr. German East Africa: Kilimanjaro, 5000 ft., Johnston ! 
Marangu, 5800 ft., Volkens, 1136! 1848! 
10, P. veronicifolia, Engl. Pfl. Ost-Afr. C.164. A glabrous herb. 
Stem accumbent, rooting below, branched; branches ascending, 
6-9 in. long, marked when dry with numerous white linear cysto- 
liths, leafy in the upper part. Leaves of a pair nearly equal, 
ovate, acuminate, extreme apex blunt, base obtuse or truncate, 
above the base crenate-serrate, 3-nerved, the lateral nerves reaching 
the middle or a little beyond, 3-2} in. long, 3-14 in. wide, those 
at the lower nodes smaller, with numerous linear cystoliths on 
both faces and sometimes a few scattered hairs ; petiole slender, 
about equal to or shorter than the blade. Stipules small, broadly 
ovate, deciduous. Flowers in small globular heads in the leaf-axil, 
heads unisexual, the female often sessile or shortly stalked, stalk 
rarely as long as the petiole, male long-stalked, stalk exceeding the 
petiole. The large median segment of the perianth nearly equal to 
the achene, the lateral segments small. Achene compressed, rather 
broadly ovate, brown, } lin. long. 
Mozamb. Distr. German East Africa : : Mshuza, Holst, 
9885! Amani, Herb, Amani, 458 ! ee ee 
11. P. Getzii, Engl. in Engl. Jahrb. xxviii. 379. A tall dicecious 
herb about 3 ft. high. Stem quadrangular, with a few scattered 
