437 
URTICACE^. (NETTLE FAMILY.) 
ed scale (abortive stamen) before each. Stigma sessile, pencil- 
tufted. Achenium minutely warty. — Smooth or hairy herbs, 
with opposite Iong-petided leaves ; the flowers in axillary clusters! 
1- P. pillllila. (Richweed. Clearweed.) Low, annual; 
stems smooth and shining, translucent; leaves ovate, coarsely tooth¬ 
ed, pointed, 3-nerved, smoothish; clusters much shorter than the pe¬ 
tioles ; sepals of the fertile flowers lanceolate, a little unequal. (Du- 
brueilia, Gaud. Adice, Raf.) — Cool and moist shaded places, com¬ 
mon. July-Sept. —Plant 4 f -18' high : the smooth stems pellucid. 
6. BODHMERIA, Jacq. False Nettle. 
Sterile flowers as in Urtica; the fertile with a tubular or urn¬ 
shaped entire or 4-toothed calyx inclosing the ovary. Style awl- 
shaped, stigmatic down one side. Achenium elliptical, closely 
invested by the dry or somewhat fleshy persistent calyx. — Flow¬ 
ers clustered in axillary spikes. Hairs not stinging. (Named 
after G. R. Boehmer , Prof, at Wittemberg in the last century.) 
1 cyllndrica, Willd. (False Nettle.) Smoothish; 
stem tall and simple ; leaves chiefly opposite, oblong-ovate or ovate- 
lanceolate, pointed, serrate, 3-nerved, long-petioled; flowers dioecious 
or sometimes intermixed, in clusters which are densely aggregated in 
simple and elongated axillary spikes, the sterile interrupted, the fer¬ 
tile mostly continuous and interrupted. 1J. — A var. with often alter¬ 
nate leaves is B. lateriflora, Muhl. — Moist thickets, &c., common. 
July - Sept. — Stem 1£° - 3° high. Leaves 2'- 4' long. Spikes often 
leafy at the summit. 
T'* PARIETARIA, Toum. Pellitory. 
Flowers monoecious or polygamous (an imperfect ovary in the 
sterile) ; the two kinds intermixed in the same involucrate-bracted 
cymose axillary clusters ; the sterile as in Urtica; the fertile with 
a tubular or bell-shaped 4-Iobed or toothed and nerved calyx in¬ 
closing the ovary and the ovoid achenium. Style terminal, short 
or none : stigma pencil-tufted. — Small herbs, chiefly with alter¬ 
nate leaves; not stinging. (Name from paries , a wall, from the 
places where the European species often grow.) 
!• P. Pennsylvanica, Muhl. (American Pellitory.) 
Low, annual, simple or sparingly branched, minutely downy; leaves 
oblong-lanceolate, very thin, veiny, roughish with opaque dots; flow¬ 
ers often perfect, shorter than the involucral leaves; fertile calyx 
bell-shaped, 4-cleft to the middle; stigma sessile. — Shaded rocky 
banks, Vermont to Penn, and Wisconsin, rather rare. June-Aug. 
A small, homely weed. 
37* 
