Penstemon barbatus var. torreyi

(Bentham) A. Gray

Proc. Amer. Acad. Arts 6: 59. 1862.

Illustrated
Basionym: Penstemon torreyi Bentham in A. P. de Candolle and A. L. P. P. de Candolle Prodr. 10: 324. 1846
Synonyms: P. barbatus subsp. torreyi (Bentham) D. D. Keck
Treatment appears in FNA Volume 17. Treatment on page 146. Mentioned on page 147.

Flowers: corolla glabrous or sparsely white-lanate internally abaxially; pollen-sac sides glabrous. 2n = 16.


Phenology: Flowering May–Aug(–Oct).
Habitat: Pinyon-juniper, Gambel oak, ponderosa pine, and spruce-fir woodlands, montane meadows.
Elevation: 1800–3200 m.

Distribution

Ariz., Colo., N.Mex., Tex., Utah, Mexico (Chihuahua)

Discussion

Variety torreyi occurs from the Mogollon Rim northeastward. Some specimens (for example, D. B. Dunn 6155, Torrance County, New Mexico, KANU), which otherwise match var. torreyi, bear anthers with a few straight hairs 0.1–0.2 mm.

Selected References

None.

Lower Taxa

None.

"/4+timescorollathroat" is not declared as a valid unit of measurement for this property.

acute +, acuminate +  and obtuse +
Craig C. Freeman +
(Bentham) A. Gray +
alternate +, opposite +, whorled +, helical +  and subopposite +
tapered;tapered +
Penstemon torreyi +
lanceolate;linear +
not +  and leathery +
0.6 cm6 mm <br />0.006 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
0.28 cm2.8 mm <br />0.0028 m <br /> (0.32 cm3.2 mm <br />0.0032 m <br />) +
ovate;lanceolate +
1.9mm;2.8mm +
short-tubular +  and short-campanulate +
1 cm10 mm <br />0.01 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
2.8 cm28 mm <br />0.028 m <br /> (14.2 cm142 mm <br />0.142 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
short-petiolate +  and sessile +
3.2 cm32 mm <br />0.032 m <br /> (3.6 cm36 mm <br />0.036 m <br />) +
orangish red +  and crimson or scarlet +
white-lanate +  and glabrous +
tubular-funnelform +
ventricose-ampliate +  and ampliate +
2.6 cm26 mm <br />0.026 m <br /> (3.2 cm32 mm <br />0.032 m <br />) +
2-4-flowered +
scale-like +  and not needlelike +
Ariz. +, Colo. +, N.Mex. +, Tex. +, Utah +  and Mexico (Chihuahua) +
drupe-like +
1800–3200 m. +
curved +  and straight +
1 +  and 4 +
Pinyon-juniper, Gambel oak, ponderosa pine, and spruce-fir woodlands, montane meadows. +
0 cm0 mm <br />0 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
membranous +
terminal +  and axillary +
persistent +  and deciduous +
not glaucous +, glabrous or +  and sparsely densely puberulent +
not +  and leathery +
orbiculate;linear;orbiculate;linear;truncate;oblanceolate;obovate;oblong;elliptic;round;lanceolate;ovate +
erose +  and entire +
glandular-pubescent +  and glabrous +
toothed +  and entire +
axile +  and parietal +
basal +, apical +  and superior +
tenuinucellate +, unitegmic +  and hemitropous +
campylotropous +, hemianatropous +  and anatropous +
0 cm0 mm <br />0 m <br /> (0.01 cm0.1 mm <br />1.0e-4 m <br />) +
spreading +  and ascending +
spreading;ascending +
5 +  and 4 +
Flowering May–Aug(–Oct). +
0.2 cm2 mm <br />0.002 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
navicular-sigmoid +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
1/4 +  and 1/3 +
7 cm70 mm <br />0.07 m <br /> (12.6 cm126 mm <br />0.126 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (7 cm70 mm <br />0.07 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Proc. Amer. Acad. Arts +
minute +
brown +  and dark-brown +
0.14 cm1.4 mm <br />0.0014 m <br /> (0.42 cm4.2 mm <br />0.0042 m <br />) +
glabrous or +  and sparsely moderately lanate-villous +
Illustrated +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.09 cm0.9 mm <br />9.0e-4 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (?) +  and 1.7 cm17 mm <br />0.017 m <br /> (?) +
subalternate +, alternate +, whorled +  and opposite +
climbing +  and scrambling +
sprawling +, creeping +  and prostrate +
ascending;erect +
glaucous +, puberulent +  and glabrous +
30 cm300 mm <br />0.3 m <br /> (100 cm1,000 mm <br />1 m <br />) +
2.2 cm22 mm <br />0.022 m <br /> (2.7 cm27 mm <br />0.027 m <br />) +
papillate +
denticulate +
P. barbatus subsp. torreyi +
Penstemon barbatus var. torreyi +
Penstemon barbatus +
variety +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
2-ridged +
not constricted +
cylindric +
11 cm110 mm <br />0.11 m <br /> (69 cm690 mm <br />0.69 m <br />) +
straight +
0 cm0 mm <br />0 m <br /> (0.01 cm0.1 mm <br />1.0e-4 m <br />) +
gibbous +  and not spurred +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
cauline +  and proximal +