412 URTICACEAE, [Boehmeria. 
perigones numerous, the middle segment narrow oblong, curved, 2—3 times 
as long as the lateral ones, little shorter than the minute ovate achene. 
— Dubrueilia eee Gaud. Bot. Freye. p. 495. — P. pygmaea, Miq. 
common sa i lower regions of all islands, on wet rocks. The upper surface 
of me is es exhibit its numerous linear eystoliths when dry. The species is reported also 
from the Galapagos oe. from Java and Burmah. 
3 var. major. — A larger plant. Leaves suborbicular, with cuneate base, 
7—8" in diameter, crenato-dentate in the upper portion, on petioles of 
6—12”. Glomerules of flowers on a short leafy peduncle. — Wedd, in 
DC. Prod. 1. e. — Wawra, in Flora, 1874, p. 545 
Same habitat. 
10. BOEHMERIA, Jacq. 
Flowers monoecious or dioecious. Male perigone usually of 4 segments, 
valvate in the bud, with as many stamens. Jem. perigone tubular, 2- or 
4-toothed. Ovary 1-celled, with 1 erect ovule. Stigma linear, hairy on 
one side, continuous with the ovary and persistent. Achene enclosed in 
the thin and dry perigone and sometimes adherent to it, thin crustaceous. 
Seed albuminous; cotyledons elliptical. — Shrubs or small trees. Leaves 
alternate or opposite, tripli-nerved, usually dentate, Stipules generally 
axillary and free, or a at the base. Flowers glomerate, the clusters 
" eae or in A eeontine ese spikes or panicles. 
dispersed over ah gp araris ae of the whole world, with a few 
chan tet gestion and N. Ameri specie 
1. B. stipularis, Wedd. in DC. Prod. XVI, Sect. I, p. 209. — A shrub, 
3—5 ft. high, with stout angular hispid branches. Leaves opposite, both 
equal, ovate, 6—-7/< 4—5', on petioles of 1—3‘, shortly acuminate, coarsely 
a emarginate or subcordate at the base, of thick texture, rugose, 
and sparingly hispid on the upper face, tripli-nerved, the lateral 
nerves poner ng to the upper fourth of the blade, all nerves and the 
rectangular areoles strongly ridged or fenestrate hiicnndls and coarsely 
pubescent. Stipules interpetiolar, broad lanceolate, 2—2"/2‘ long, bicarinate, 
prevailing; t 
diam., all discreet and spicate along the mostly simple and patent branches 
of a pubescent axillary rhachis which measures from 4—8 inches. Bracts 
soon caducous, small lanceolate, 1!/2—1". Male perigone 4-parted to o the 
base into ovate-acute lobes, 1” high, peaked in the bud. Filaments pt 
berulous; anthers short-oblong. Fem. perigone 3/4“, 4-toothed, at — 
adherent to the ovoid subeompressed achene. Stigma long exserted, curved 
— Wedd. Monogr. Urt. p. 376. — Urtica grandis, Hook. & Arn. in Bot. Beech. 
p. 95. — Male flowers prevail at the extremities of the panicle, female 
