224° ONAGRACE. -s-: BPILOBIUM. 
calyx-tube very narrowly funnel-form, 1-2 lines long; petals about 4 lines 
long, violet; capsule fusiform, falcate, ascending about 10 lines long; seeds 
a line long, low-papillate. Brit. Columbia to California, and the 
Rocky Mts. 
E. jucundum Gray Proc. Am. Acad. xii, 57. Stems erect, 2-4 feet 
high, diffusely paniculately branched: leaves linear-lanceolate, acute or 
acuminate, sparingly denticulate: 1-2 inches long, narrowed below toa 
distinct petiole: flowers somewhat fasciculate at the end of the branches; 
tube of the calyx linear, dilated at the top, 6 lines long; petals obcordate 
6 lines long or more; capsule somewhat clavate. Dry prairies, eastern 
Washington to northern California. 
E. Hammondi. Stems slender and flexuons,1-3 feet high, paniculately 
branched above, glabrate and whitish below: leaves linear, |-2 inches long: 
flowers larger, borne towards the ends of the branches, erect: calyx tube 
6-8 lines long, almost filiform below ; petals obcordate,6 lines long or more, 
bright purple: capsule lanceolate to somewhat clavate about an inch long, 
ascending. On dry rocky slopes, Southwestern Oregon, blooming in 
August and September. 
E. minutum Lindl. Hook. Fl. I. 207. Stems slender, a span or two 
high, simple or mostly with ascending branches throughout, crisp-pubes- 
cent below: leaves 6-10 lines long, usually alternate, narrowly to broadly 
lanceolate or the lowest spatulate, acutish, undulate, cuneately narrowed to 
a slender winged petiole; flowers rather numerous, erect; calyx tube 
broadly funnel-form, short; petals |-2 lines long; capsules about one inch 
long, narrowed to the base, on short pedicles; seeds less than a line long, 
reticulated or low papillate. Brit Colambia to California. 
* * * Stigma clavate; entire or slightly notched: coma of seeds 
mostly persistent. Plants of various habit; perennial by rhizomes, 
stolons, turions, etc. (Exceptions are EF. exaltatum and E. Oreganum, 
both of which have conspicuously 4-lobed stigmas.) 
+ Spreading by filiform remotely scaly subterranean shoots which 
end in ovoid winter bulblets with fleshy scales: capsule many-seeded : 
seeds more or less papillate mostly fusiform with conspicuous trans- 
lucent beak at insertion of coma. 
E. palustre L Sp. 348. Quite canescent above, with incurved hairs; 
leaves 1-2 inches long, narrowly oblong or rarely lanceolate, obtuse or 
almost truncate, gradually narrowed to a sessile base: fruiting peduncle 
often long and slender; flowers few, mostly nodding at first; seed fusiform 
with prominent scarcely narrowed translucent point) Swamps and wet 
places, Alaska to Oregon and the N. E. states. , 
+ + Producing at base of stem in late summer and autumn ro- 
settes of foliage; leaves not revolute, more or less toothed: seeds 
papillate. . 
++ Habit of E. palustre: stems terete or with occasional low decur- 
rent lines: seeds fusiform, prominently beaked. 
E. Davuricum Fischer. A span or two high, mostly simple, the yery 
slender stems sparingly incurved-pubescent, otherwise glabrous; roots 
densely fascicled: leaves less than 8 lines long, somewhat crowded at base, 
alternate and remote above, linear or oblong, obtuse, remotely denticu- 
late, sessile, l-nerved: flowers pale, not very namerous, nodding: capsule 
erect, 2) lines long, on long slender peduncles; seeds less than a line long; - 
coma white. Bogs Alaska to Washington and east to the Selkirk range. 
++ ++ Coarser branched plants of the habit of F. coloratum: stems 
with rather prominent ridges decurrent from some of the leaves: 
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