leav'es biteriiate or ternate-quinate or sometimes simply ternate; 
leaflets thickish, from ovate to narrowly lanceolate, 1 to 2 inches 
long, petiolulate, entire or toothed at apex: nmbel very unequally 
6 to 15-rayed, with neither involucre nor involucels; peduncles 
and rays dilated at summit; rays 1 to 8 inches long; pedicels var- 
iable, 1 to 9 lines long; flowers yellow: fruit narrowly oblong, 5 
to 7 lines long, to 2^ lines bread, narrowly winged: oil-tubes 
large and solitary in the intervals, 4 on the commissural side: 
seed-face somewhat concave. (Fig- 68.) 
From California to British Columbia, and eastward to Idaho. FI May 
to July. 
38. P. Nuttallii Watson, King’s Rep. v. 128. Like the 
preceding, but smaller, leaves once or twice ternate, with ovate to 
orbicular leaflets having cuneate to cordate base; fruit ovate to 
oblong, 4 lines long, 3 lines broad, and very narrowly winged; 
oil-tubes small, 3 in the intervals, 4 to 6 on the commissural side; 
seed-face almost plane. (Fig. 69.) — P. latifolium Nutt. Torr. & 
Gray, FI. i. 625, not DC. 
N. Nevada, Oregon, and Idaho {Wilcox). 
39. P. Brandegei C. & R. Bot. Gazette, xiii. 210. Short 
caulescent, glabrous, 6 inches to a foot high, from a thick elong- 
ated root: leaves ternately decompound, the idtimate segments 
lanceolate (6 to 12 lines long, I 34 to 3 lines wide), cuspidate 
pointed: umbel 6 to 12-rayed, with involucels of few linear or 
setaceous bractlets; rays 3 to 6 lines long, pedicels not more than a 
line, both reflexed at maturity ; flovrers yellow : calyx-teeth evident: 
fruit (immature) oblong, about 4 lines long and 2 lines broad (un- 
doubtedly becoming larger),, with wings about half as broad 
as body, and prominent or even slightly winged dorsal and inter- 
mediate libs: oil-tubes 2 to 4 in the intervals, 4 to 6 on the com- 
missural side. 
Collected in Cariby’s N. Trancontlnental Survey, in the Walla Walla 
region, Washington Territory, May, 1883 {Brandegee 799, Tweedy 85()). 
* * * Very stout and tall, 'with large decompound leaves 
and linear-oblong segments : fruit the largest in the genus. 
40. P. Suksdorfii Watson, P roc. Am. Acad. xx. 369. Gla- 
brous, 2 to 3 feet high or more: leaf-segments 1 or 2 inches long, 
entire or 2 to 3-cleft towards the top: umbel somewhat equally 6 
