POLYANDRIA. POLYGYNTA. 21 
stipules at the base of the leaves, and involucrum covered’ 
with a dense and soft silky pubescence. Leaves.4 or 5-. 
parted, segments cuneate, once or twice. cleft, ultimate 
divisions bifid or trifid, linear, acute, 1 or, 2 lines wide, 
primary segments about 2 inches long. Involucrum cup- 
shaped, subulately dissected. Petals 6, (never 4,) exter-. 
~nally silky, of a pale dull blue inclining to violet, a 
an inch long, expanding nearly flat about mid-day. Seeds 
caudate, and plumose, cauda near 2 inches. (4. patens is, 
only about 4 inches high; with trifid leaves, segments 3-cleft,. 
smooth with capillary cunionee involucell approxi- 
Mating towards the flower; petals white, larger.) 2. ne- 
morosa. 3. lancifolia. Pu. Is this plant sufficiently die 
tinct from the preceding? 4, cuneifolia, 5. tenella. Pu. 
Oss. Root bulbous; scape 1-flowered, involucrate, 4 to 6 
inches high. Leaves —— ternate, leaflets trifid, 
toothed. Involucrum 3-parted, segments cuneate, 3-labed, 
entire. Petals aoe 12to 14, white or blue, 
“ Sod embers: Sono cheeks lanu-. 
A genus of near 40 species, rincipall ex-. 
tending into Siberia, ecengliriee cory sempee 
also species in Japan, Brasil, and as far as La Plata in 
South America. 
Calix none. Petals 4or 5. Stamina very 
long. Seeds ecaudate, striate, terete. 
Herbaceous; leaves twice or thrice ternate, leaflets. 
mostly trifid or 3-lobed; flowers in terminal panicles; the 
American species are mostly dioicous, or polygamous. 
sage 1. T. Cornuti. 2. disicum. 3. rugosum. 4. 
pubescens. 5. frurpurascens. 6. ranunculinum. 
A genus of near 30 almost y indige- 
min pek Spetataoeestiors sist oe 
cies in Japan and 5 in Siberia. 
386. HYDRASTIS. L. 
 Calix none. Petals 3. mnone. Ber~ 
xy Compound, a eetakass Cee efi 
