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DFLPHINIUM. RANUNCULACE. 23 
D. leucopheum Greene Eryth. iii, 118. D. Menziesii var. ochroleucum 
Nutt. T. & G. Fl. i, 31. Very finely pubescent with retrorsely appressed 
hairs, usually rather slender, 1-3 feet high from a more or less branching 
tuber: leaves ternate, the nearly sessile leaflets deeply cut into 3-5 lacini- 
ately trifid lobes: racemes virgate, 3-10 inches long: pedicels erect in fruit, 
the lowest 1-2 inches long, the upper 2-6 lines long, all more or less gland- 
ular: sepals whitish or ochroleucous outside, spur slender, 8-10 lines long, 
longer than the oblong lower petals, blue bordered with white, rounded at 
the summit, repand-dentate, rather densely bearded: follicles erect, rather 
‘densely pubescent, oblong, 5-7 lines long. Open plains, Willamette val- 
ley and along the Willamette river near Oswego. 
D. simplex Dougl. Hook. Fl. i, 25. Tall and strict, 2-3 feet high: 
pempecens throughout, with short and soft spreading almost velvety down: 
eaves all dissected into linear divisions and lobes, racemes spiciform and 
virgate : pedicels shorter than the spur, erect in flower and fruit: calyx 
pubescent outside. Root and fruit not seen. Western Idaho. (Gray Syn. 
Fl. 4, 49.) 
_D. distichum Geyer Lond. Journ. Bot. vi. 68. Stem strict a foot or 
two to rarely 3 feet high from a fasciculate tuberous root, glaucescent, gla- 
brous or the inflorescence puberulent, rather rigid, several-leaved, simple 
or the larger plants having one or more lateral racemes: leaves thickish ; 
lower ones of rounded outline, with cuneate or narrow divisions and lobes; 
upper ones short-petioled, erect, and with aproximate or little spreading 
linear divisions and lobes: raceme spiciform and virgate, Rac torsest: 
pedicels shorter than the spur, erect or appressed both in flower and fruit : 
flowers blue or violet, approximate and conspicuously distichous in the 
very spiciform raceme: sepals at first canescent puberulent outside, a third 
to nearly a half inch long,follicles erect, seldom over a half inch long. Low 
prairies, etc., Oregon and Washington to Montana. 
D. Columbianum Greene Eryth. ii, 193. Densely canescent: stems 
simp.e, 4-12 inches high or more, from a fascicle of thickened roots: lower 
leaves reniform, irregularly cut into oblong callous-tipped lobes; upper 
ones finely dissected into linear lobes: inflorescence tawny pubescent: 
flowers dark blue, rather small, in a strict secund or virgate spike: pedi- 
cels erect, short and stout: sepals oblong, about half as long as the slender 
spur, appressed canescent; follicles densely tawny-pubescent, 5-8 lines 
long by a line or more wide, erect: seeds winged. In winter rivulets, east- 
ern Washington to Nevada and California. 
D. Andersoni Gray l.c. Sparingly pubescent or glabrous,4—18 inches 
high, rather stout: leaves thickish, round-reniform in outline, the lower 
coarsely and the upper finely dissected into obtuse linear lobes; flowers 
blue, in a condensed spike: sepals broadly spatulate, 6 lines long or more, 
finely pubescent: petals pale blue veined with dark blue: follicles glab- 
rous, 8-12 lines long by 144-2 lines wide, erect, with acute spreading 
tips: seeds broadly winged with a broad depressed summit. Southeastern 
Oregon to Nevada and California. 
D. Nuttallianum Pritz. in Walp. Rep. ii, 744. Glabrous or barely pu- 
berulent: stem slender, a span to a foot high from a fasciculate-tuberous 
iroot; leaves small, all pedately parted into narrowly linear divisions of an 
onch or more in length: racemes 3-15 flowered: pedicels about the length, 
of the flowers; sepals 3 lines long, oblong, little surpassing the petals 
much shorter than the slender spur: follicles (so far as known) oval-ob- 
long, erect, about 4 lines long. Eastern borders of Washington to the 
Rocky Mountains. 
D. bicolor Nutt. Jour. Acad. Philad. vii, 10. Pubescent, a span toa 
foot high from fascicled, and mostly deep descending roots, rather stout : 
leaves thickish, the lower orbicular in outline, all deeply cleft or parted 
with mostly linear and obtuse segments; racemes few to several-flowered : 
lower pedicels an inch or two long, ascending: sepals and spur half to 
