1054 GENTIANACEAE 
and woods, often in acid soil, various provinces, Ga. (or Fla.?), to La., Min 
t., and Conn. —Readily distinguished from related species by the large lobed 
and somewhat laciniate corolla-plaits which about equal the corolla-lobes. 
6. D. Andrewsii (Griseb.) Small. Plants 3-10 dm. tall, pea blades of 
the upper leaves lanceolate, E d lanceolate ovate-lanceo late ovate, mainly 
ng: calyx mostly 11- lobes elliptic, oval, ¢ or ovate, shorter 
T 
a 
unequally 2-lobed and erose toothed plaits: capsule-body 2-2.5 cm. long 
entiana Andrewsii Griseb.]—Moist woods, meadows, prairies and swampy 
thickets, often in calcareous soil, various provinces, in Coastal Plain only north- 
ard, Ga. to Ark. Sarria ns. th N. Dak., and Me.—Easily distinguished from 2 
our other species by mall PRU E corolla- lobes which are much e 
ceeded by the large od sd plaits 
7. D. flavida (A. Gray) Britton. Plants 2-9 dm. tall, glabrous: blades of the 
upper ie lanceolate to ovate, not of an obovate type, 5-11 em. long: calyx 
—20 mm. long; lobes o 
reading: corolla white, or sometimes tinged with yellow, 3—4 cm. long; lobes 
deltoid ovate to reniform-ovate, lo M than the coarsely and irregularly few- 
othed plaits: capsule-body about 2 ae SE gee prairies, moist yee 
a somewhat acid meadows, various = nces N of Coastal Plain, N. C. 
. Ark., Mo., Ont., —May be distinguished from our other nec E 
the white or yellow- tinged corolla d the short and broad calyx-lobes 
8. D. villosa (L.) Small. Plant E dm. tall, poi purs of the upper 
leaves iy gx Bing -obovate, or obovate, not of an ovate type, 
long: calyx 25-4 peti lobes line ar to eae. Burr NA longer "than the 
tube, Esel or und ie S0: orolla greenish-white or purplish-greén, 4—5 em. long; 
lobes ovate to deltoi sate: much longer than the entire or merely 2-lobed 
plaits: poste ody 2.5-3 em. „10m8. ae blag ochroleuca Froel. a 
thickets, acid e woods, and pinelands, various provinces, Fla. to La. 
an —Differs from our other 22 in the mainly 2 e oni 
and narrow calyx-lobes 
9. D. Porphyrio (J. F. Gmel.) Small. Plant mostly 2-4.5 dm. tall, the stem 
simple or rarely branched: leaf-blades narrow, those of the lower ee spatu- 
te, those of the upper linear-spatulate to linear: calyx-lobes linear-subulate: 
imb d 
corolla deeply colored, the 1 eep-blue; lobes ovate, entire or obscurely erose 
its rather Ru oí laciniate capsule- 5—2 em. 1 ands, and 
margins o pools, Coastal Plain, S. C. to N. J.—This and the following 
Species differ rA all the preceding in the funnelform corolla and laciniate 
plaits. 
. D. tenuifolia (Raf.) Pennell. Plant mostly 1-2 dm. tall, the stem usually 
simple: leaf-blades very narrow, those of the lower leaves linear- spatulate, those 
1 inear: 
of the u 
greenish-white, the ES white; lobes ovate, evi ond erose-toothed: plaits 
rather alee laciniate: capsu ule jer about 1.5 em. long.—Low pinelands, 
M. Fla.—Most eadily separated from ae snes Ta species by its low 
stature and vite or greenish-white n limb. 
8. FRASERA Walt. Biennial or perennial herbs, usually coarse and with 
hollow stems. Flowers in panicled cymes. Calyx-lobes 4, narrow. Corolla 
