GENUS 5. GENTIAN FAMILY, 13 
7- Dasystephana linearis (Froel.) Britton. 
Narrow-leaved Gentian. Fig. 3350. 
Gentiana linearis Froel. Gent. 37. 1796. 
Gentiana Saponaria var, linearis Griseb. in Hook, Fl. 
Bor, Am. 2: 55. 1834. 
Gentiana rubricaulis Schwein, in Keating’s Narr. 
Long’s Exp. 2: 384, 1824. 
Gentiana linearis var, lanceolata A. Gray, Syn. Fl. 2: 
Part 1, 123. 1878, 
Perennial; glabrous throughout; stem slender, 
terete, simple, 62° high, leafy. Leaves linear 
or linear-lanceolate, smooth-margined, acute at 
both ends, 3-nerved, 13-3’ long, 2-5” wide; 
flowers 1-1’ high in a terminal cluster of 1-5 
and sometimes also in the upper axils; calyx- 
lobes linear or lanceolate, shorter than the tube; 
corolla erect, blue, oblong-funnelform, open, its 
lobes erect, rounded, 1’-2” long, slightly longer 
than the entire or 1-2-toothed appendages; an- 
thers coherent in a tube, or at length distinct; 
capsule stipitate; seeds winged. 
In bogs and on mountains, New Brunswick and 
Ontario to Maryland and Minnesota. Ascends to 
5000 ft. in the Adirondacks, Aug.—Sept, 
8. Dasystephana Grayi (Kusnezow) Brit- 
ton. Gray’s Gentian. Fig. 3360. 
Gentiana linearis var. latifolia A, Gray, Proc, Am. 
Acad, 22: 309. 1887. 
Gentiana Grayi Kusnezow, Act. Hort. Petrop. 13: 59. 
1893. 
Perennial; glabrous; stem terete, 1°-2° high. 
Leaves rather distant, lanceolate or ovate-lanceo- 
late, acuminate, rounded at the base, smooth- 
margined, 2’-3’ long, the lower narrower and 
obtuse; flowers about 13’ high in a sessile term- 
inal cluster, 2-bracteolate under the calyx; calyx- 
lobes unequal, the larger about as long as the 
tube; corolla greenish blue or bright blue, club- 
shaped, its lobes ovate, acute or acutish, much 
longer than the broad 1-2-toothed appendages; 
anthers coherent, or at length distinct; seeds 
oblong, winged. 
In wet soil, New Brunswick to western Ontario, 
Michigan and Minnesota, Referred in our first edi- 
tion to Gentiana rubricaulis Schwein., which proves 
to be a synonym of the preceding species, Recorded 
from central New York. Aug.—Sept. 
g. Dasystephana villé6sa (L.) Small. Striped 
Gentian. Fig. 3361. 
Gentiana villosa L. sp. Pl. 228. 1753. 
Gentiana ochroleuca Froel, Gent. 35. 1796. 
D. villosa Small, Fl, SE. U. S. 931. 1903. 
Perennial, glabrous or nearly so; stem simple, slen- 
der, terete, 6-18’ high. Leaves obovate, obtuse or the 
upper acute, narrowed at the base, faintly 5-nerved, 
1’-3’ long, the lower much smaller; flowers several in 
a terminal sessile cluster and sometimes also in the 
upper axils, nearly 2’ long, 2-bracteolate under the 
calyx; calyx-lobes unequal, linear, longer than the tube; 
corolla greenish white, striped within, oblong-funnel- 
form, open, its lobes triangular-ovate or ovate-lanceo- 
late, erect, much longer than the oblique entire or 
I-2-toothed appendages; seeds oval, wingless. 
In shaded places, southern New Jersey and Pennsylvania 
to Florida and Louisiana. Marsh- or straw-colored gentian. 
Sampson snake-root. Sept.—Nov. 
