482 ONAGRACEAE, (Vou. IL. 
Plants glandular-pubescent throughout, or only above. 
Densely glandular throughout; leaves sessile. 6. E. strictum. 
Glandular-pubescent above; leaves petioled. 7. E. paniculatum. 
Leaves lanceolate or ovate, serrate. 
Leaves lanceolate, acute or acuminate. 
Seeds obconic, beakless; coma reddish. 8. E coloratum., 
Seeds ellipsoid, short-beaked; coma white. g. &. adenocaulon. 
Leaves ovate, thin, obtuse. to. E. Hornemanni. 
1. Epilobium hirsutum I. Great Hairy 
Willow-herb. (Fig. 2568.) 
Epilobium hirsutum ¥,. Sp. Pl. 347. 1753+ 
Stout, branched, 2°-4° high, softly hirsute-pubes- 
cent, spreading by subterranean shoots. Leaves 
lanceolate or oblong-lanceolate, usually opposite, 
sessile and often clasping at the base, acute at the 
apex, sharply serrulate, 1/-3’ long, 4’/-6’’ wide, 
thin, pubescent on both sides; flowers axillary, 
erect, rose-purple, about 1’ broad; petals notched, 
pubescent at the base within; stigma deeply 4-lobed; 
capsules stalked, 2/-3’ long, about 1’’ thick, pubes- 
cent; seeds about 14’’ long, smooth; coma whitish. 
In waste places, eastern New England, central New 
York, Ontario, and in ballast about the sea-ports, Ad- 
ventive from Europe. English names, Codlins-and- 
cream, Fiddle-grass. June-Sept. 
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2. Epilobium alpinum [,. Alpine Willow- 
herb. (Fig. 2569.) 
Epilobium alpinum V. Sp. Pl. 348. 1753. 
E. lactiflorum Haussk. OEst. Bot. Zeit. 29:89. 1879. 
Slender, weak, glabrous or nearly so, 3/—12’ high. 
Leaves thin, pale, petioled, opposite, or the upper al- 
ternate, denticulate or entire, obtuse or obtusish at 
the apex, narrowed at the base, 6’/-10’’ long, 2’/-4/” 
wide; flowers few, axillary, nearly erect, white, 2//- 
3/’ broad, petals notched; stigma nearly entire; cap- 
sules slender-stalked, 1/-2’ long, about %4’’ thick, 
glabrous; seeds smooth, narrowed into a beak; coma 
whitish. 
Labrador to British Columbia, south to the White 
Mountains of New Hampshire, Utah and Oregon. Also 
in Europe. Summer. 
3. Epilobium anagallidifolium Lam. Pim- 
pernel Willow-herb. (Fig. 2570.) 
Epilobium anagallidifolium Lam. Encycl. 2: 376. 1786. 
Low, usually tufted, 2-6’ high, resembling the pre- 
ceding species but generally smaller. Stems commonly 
pubescent in lines and nodding at the apex; leaves 
oblong or narrowly ovate, entire or nearly so, obtuse 
at the apex, narrowed at the base into a short petiole, 
5/’-10’ long, 134’’-244’’ wide; flowers few, axillary, 
clustered at the apex, violet-purple, nodding, about 
214’ broad; stigma entire; capsules slender-peduncled, 
glabrous, about 1’ long, %’’ wide; seeds smooth, 
short-beaked, about 14’” long; coma dingy-white. 
_ Labrador and through arctic America to Alaska, south 
in the Rocky Mountains to Nevada. Also in Europe and 
Asia. Summer. 
