EPILOBIUM. ONAGRACE^E. 225 



leaves usually ample, commonly toothed, with evident lateral veins; 

 capsule 20-25 lines long; seeds mostly broadly obovoid, short-beaked, 

 sharply papillate in rather distinct longitudinal lines. 



= Large flowered for the group, with rather deep violet petals 3-5 

 lines long, hairs within calyx-tube weR developed : leaves mainly op- 

 posite ; 1-2 inches long. 



E. Franciscanum Barbey. Bot. Cal. i, 220 A span to mostly a foot 

 or two high, the larger forms much branched; subcanescent or more or 

 less pilose above; leaves elliptical-lanceolate to ovate-lanceolate; obtuse, 

 with rather numerous and prominent serrations ; rounded to the very 

 short and broad petioles : flowers at first crowded scarcely exceeding the 

 somewhat reduced leaves, clustered at the end of branches ; seeds broad, 

 very hyaline-papillate. Oregon to California and Nevada. 



= = Petals 2-3 lines long, pale to mostly rather deep rose-colored ; 

 leaves for the most part attenuate, rather broad often purple in 

 autumn. 



. coloratum Muhl. Glabrate below, the rather numerous panicled 

 branches caiiesceut with incurved hairs, at least along the decurrent lines 

 and more or less glandular towards the end: leaves 2-<> inches long, lanceo- 

 late to oblong-lanceolate, acute, deeply and irregularly serrulate, mostly 

 gradually narrowed to conspicuous slender petioles, glabrous except the 

 uppermost, rugose veiny: flowers very numerous more or less nodding; 

 petals 1-2 lines long, rosy : fruiting peduncles slender mostly short : 

 seeds beakless, strongly papillate ; coma at length cinnamon-colored, at 

 least at base. Oregon and Eastern States. 



E. adenocaulon Hausskn.l.c. 119. Habit of the preceding ; inflorescence 

 and capsule very glandular-pubescent, with few if any incurved hairs ; leaves 

 2 inches long or more ; frequently erect, elliptical to mostly ovate-lanceo- 

 late, obtuse, only slightly serrulate or denticulate, abruptly rounded to 

 short winged petioles, rather pale green and glossy, glabrous except the 

 uppermost which are gradually reduced and seldom as rugose as in E. 

 coloratum ; flowers very numerous, more or less nodding, two lines long, 

 rosy; seeds obovoid, abruptly short-beaked; coma white. Oregon to New 

 Brunswick, Pennsylvania, Utah and California. 



Yar. occidentale Trel. I.e. 95 Remotely leafy, especially the mostly 

 strict glandular branches; leaves more triangular-lanceolate ; 2 inches long 

 on the main stein, prominently denticulate. Brit. Columbia to Central 

 California. 



Var.C?) perplexans Trel. I.e. 96. Slender, subsimple or with few ascend- 

 ing remotely leafy branches ; less glandular, the inflorescence sometimes 

 canescent with incurved hairs : leaves scarcely 2 inches long, divergent, 

 lanceolate, rather obtuse, the upper acutely tapering to slender sometimes 

 elongated petioles. Yellowstone Park to Oregon and California. 



---*--- Producing globose or ovoid sessile or sub-sessile subter- 

 ranean winter bulblets with fleshy scales : seeds papillate and more or 

 less beaked. 



*+ Leaves mostly broad and ample or of medium size and with evi- 

 dent lateral veins ; stems with more or less prominent lines decurrent 

 from some of the nodes. 



E. del icat uni Trel. 1. c. 98. Slender stemmed, glabrous except for the 

 crisp-hairy lines above and slightly crisp-hairy or glandular inflorescence : 

 leaves as much as 38 lines long, mostly very divergent, chiefly ovate-lance- 

 olate and obtuse, undulately low-denticulate, rounded to the very short 

 narrow base or cuneate and somewhat petioled, thin and pale : flowers 



