Cc Apocynaceae. Dogbane Family. 
Erect perennial herbs (shrubs or trees) with milky juice. Leaves 
opposite (in our species) simple, stipules wanting. Flowers perfect, 
regular. Sepals 5, persistent. Corolla 5-parted, the lobes convolute in 
the bud. Stamens 5, distinct, attached at the base of the corolla. Pistil 
superior, of 2 distinct carpels united by their styles or stigmas. Fruit 
formed of 2 follicles. 
Apocynum (Tourns) L. Dogbane. 
Perenniat-herbs-wi toe ~oppostte;~entireleaveg» Flowers 
in terminal few-flowered panicles. Seopade-o> Corolla campanulate, the lobes 
either spreading or recurved in anthesis, then erect and connivent. Stamens 
included, the enthers sagittate. Follicles slender, erect or reflexed. Seeds 
small, with a copious silky tuft at the apex. 
© Flowers white or whitish, the lobes of the corolla 
4 spreading, not recurved in full flower 
2 Leaves oblong-elliptical, mostly obtuse; sepals 
(, subulate, scarcely .5 mm. wide J, Ae cannabimin 
2, Leaves ovate-lanceolate, mostly acute; sepals 
@ (> lanceolate, .6 mm. wide or more A. floribundum 
O Flowers rose-pink, veined with deeper pink, the lobes 
4 recurved in full flower 
2, Leaves 4-3 cm. long, sparingly villous beneath ; Ae androsaemifolium i 
ro] Q tte dis 2.5-3 ane £. 
# Leavesl.5-5 cm. long, mostly glabrous beneath ; 4. Ae punilun 
6 BHéwsng 33-4 orm, fare 
1. Ae cannabinum L. var. glaberrimum A. DC. Indian Hemp. Stems 50-100 
em» tall or more, branching above, the branches either erect or strictly 
ascending; leaves 4-8 cm. long, 8-12 mm. broad, ascending or nearly erect, 
oblong-elliptical, mostly obtuse at both ends, both surfaces green and 
glabrous, the lower glaucous, borne on petioles 1-2 mm. long; flowars—numerous> 
im-subterming? paniclegy, the bracts subulate, scarious, 2-3 mm. long; sepals 
subulate, 1.5-2 mm. long, acute; corolla greenish-white, 3 mm. long, the lobes 
subequal to the tube, erect and soon connivent, obtuse, eG 8-10 cm. 
neny= 
Plovered 
long, glaucous; seeds 4 mm. long, the tuft 2 em. long. ~ 
© \ 
7% / 
Occasional along lake shores at low elevations. 
10 qe ——> Clarkg Fork Valley, GiQump, Leiberg 1557; Priest Lake, Epling 777l« 
sons 2ahisrsadinelcds alltins kore 
ln le tele tae 
cnt Aang se Ls 
