D1DYNAM1A ANGIOSPERMIA. 
129 
paniculatis, filamento sterile filament beard- 
stei ili soperne barba- ed near the summit, 
to. 
Sp. pi. 3. p. 228. Mich. 2. p. 21. Pursh 2. p. 427- Nutt. 2. p. 52. 
Chelone Pentstemon. Walt, p 172. 
Root perennial. Stem 1—2 feet high, nearly terete, generally a little 
pubescent. Leaves of the root lanceolate, acute, frequently entire, some- 
times sparingly denticulate, attenuated at base into a petiole 3 — 5 inches 
long, slightly winged; of the stem opposite.ovate, acuminate and sometimes 
pubescent near the base. Flowers in terminal panicles. Leaves of the 
calyx ovate lanceolate, externally hairy. Corolla pale purple, streaked 
with deeper tints, pubescent, hairy, within, upper lip 2-cleft with the seg- 
ments slightly reflected, the lower 3 -cleft. Stamens shorter than the co- 
rolla, the sterile filament sometimes divided. Style shorter than the sta* 
mens. Stigma simple. Capsule ovate, acuminate, sometimes 3 celled. 
Grows in dry fertile soils. 
Flowers June — September. 
2. PUBESCENS. 
P. caule pubes- 
cente ; foliis serrulatis, 
lanceolato oblongis, 
sessilibus, amplexi- 
caulibus; floribus pan- 
iculatis ; filamento ste- 
rile ab apice infra me- 
dietatem barbato. 
Stem pubescent ; 
leaves serrulate, lan- 
ceolate oblong, ses- 
sile, amplexicaule ; 
flowers in panicles ; 
the sterile filament 
bearded from the sum- 
mit below the middle. 
Sp. pi. 3. p. 22 7. Mich. 2. p. 21. Pursh 2. p. 428. Nutt. 2. p. 52. 
Perennial. Stem herbaceous, 1 — 2 feet high, pubescent, almost tomeu* 
tose. Leaves sessile, amplexicaule, long, tapering, acutely serrulate, pip- 
bescent, those of the root sometimes oval and generally denticulate. Fail ■* 
icle as in the preceeding species. Corolla pale purple. 
Grows in dry soils in the upper country of Georgia and Carolina. 
Flowers May — Sept. 
3. Dissectum. E. 
P'1 foliis oppositis, Leaves opposite, 
sessilibus composite sessile, compoundly 
VOL. IT. R 
