472 
3. Lythrum lineare L. Linear- 
leaved Loosestrife. (Fig. 2547.) 
Lythrum lineare I,. Sp. Pl. 447. 1753+ 
Perennial, slender, glabrous, rather 
pale green, much branched, 2°-4° high. 
Leaves narrowly linear, sessile, 6//-12// 
long, 1//-2/’ wide, nearly all opposite, 
acutish at the apex or the lowest obtuse, 
narrowed at the base; flowers solitary in 
the upper axils, light purple or nearly 
white, dimorphous, about 114’ broad; 
stamens of the short-styled flowers ex- 
serted; hypogynous ring none; ovary 
short-stalked; fruiting calyx 1134//-2/” 
long. 
Borders of salt marshes, New Jersey to 
Florida, west to Texas. July-Sept. 
LYTHRACEAE. 
[Vou. IL 
2. Lythrum alatum Pursh. Wing- 
angled Loosestrife. (Fig. 2546.) 
Lythrum alatum Pursh, Fl. Am. Sept. 334. 1814. 
Perennial, erect, glabrous, usually much 
branched, dark green, 1°-4° high, the stem 
angled and often slightly winged. Leaves ses- 
sile, alternate or the lowest opposite, lanceolate 
or oblong, acute or acutish at the apex, rounded 
or cordate at the base, 6’’-15’’ long, 2’’-5/’ wide; 
flowers solitary in the upper axils, short-pedi- 
celled, deep purple, 3/’-5’’ broad, dimorphous; 
petals erect-spreading; stamens of the short- 
styled flowers exserted; hypogynous ring fleshy; 
ovary nearly sessile; calyx 214’/-3’ long in fruit. 
In low grounds, southern Ontario to Massachu- 
setts, Kentucky (and Georgia?), west to Minnesota 
and Arkansas. The closely related L. lanceolatum 
Ell. of the southern states has the leaves narrowed 
June-Aug. 
or cuneate at the base. 
4. Lythrum Vulneraria Ait. 
Kennedy’s Loosestrife. 
(Fig. 2548.) 
Lythrum Vulneraria Ait.; 
Hort. Monac. f/. 27. 1819. 
Lythrum Kennedyanum H.B.K. Nov. 
Gen. 6: 194. 1823. 
Spreading or ascending, perennial, 
glabrous, 1°-4° long, much branched. 
Leaves nearly all opposite, short-pe- 
tioled, or sessile, 4’/-9’’ long, 2//-4’/ 
wide, ovate, ovate-lanceolate or oval, 
rounded or cordate at the base, mostly 
obtuse at the apex; flowers solitary in 
the axils, usually short-peduncled, 
purple, about 4’” broad; stamens of the 
short-styled flowers exserted ; hypo- 
gynous disk fleshy; fruiting calyx 4//— 
5’’ long. 
St. Louis, Mo. (according to Koehne), 
Florida to Mexico, May-Aug. 
Schrank. 
