Penstemon leiophyllus var. keckii

(Clokey) N. H. Holmgren in A. Cronquist et al.

Intermount. Fl. 4: 432. 1984.

EndemicConservation concern
Basionym: Penstemon keckii Clokey Madroño 4: 128. 1937
Treatment appears in FNA Volume 17. Treatment on page 171.

Stems 5–24 (–30) cm. Cauline leaves 16–56 × 2–5 (–10) mm, blade lanceolate to linear, usually folded lengthwise and curved. Flowers: corolla 18–22 mm, white-lanate, rarely glabrous, internally abaxially.


Phenology: Flowering Jun–Aug.
Habitat: Pine forests.
Elevation: 900–3500 m.

Discussion

Variety keckii is known from the Spring Mountains in Clark County.

Selected References

None.

Lower Taxa

None.

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

obtuse +  and acute +
Craig C. Freeman +
(Clokey) N. H. Holmgren in A. Cronquist et al. +
glandular-pubescent +
alternate +, opposite +, whorled +, helical +  and subopposite +
tapered;tapered +
Penstemon keckii +
lanceolate;linear +
not +  and leathery +
0.38 cm3.8 mm <br />0.0038 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
4.5mm;8.5mm +
glandular-pubescent +
1.6mm;3.8mm +
short-tubular +  and short-campanulate +
0.7 cm7 mm <br />0.007 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
1.6 cm16 mm <br />0.016 m <br /> (5.6 cm56 mm <br />0.056 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
not personate +, weakly bilabiate +  and strongly bilabiate +
violet +  and blue or purple +
glabrous +  and white-lanate +
ventricose +
ventricose-ampliate +
1.8 cm18 mm <br />0.018 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
1-3-flowered +
scale-like +  and not needlelike +
drupe-like +
900–3500 m. +
curved +  and straight +
1 +  and 4 +
Pine forests. +
orangish yellow +  and yellow +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
membranous +
terminal +  and axillary +
persistent +  and deciduous +
basal +  and cauline +
not glaucous +  and glabrous +
not leathery +
orbiculate;linear;orbiculate;linear;truncate;oblanceolate;obovate;oblong;elliptic;round;lanceolate;ovate +
glutinous +
puberulent +, glandular-pubescent +  and glabrous +
lacerate +
reddish purple +  and violet +
axile +  and parietal +
basal +, apical +  and superior +
tenuinucellate +, unitegmic +  and hemitropous +
campylotropous +, hemianatropous +  and anatropous +
0 cm0 mm <br />0 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
spreading +, erect +  and ascending +
glandular-pubescent +
spreading;erect;ascending +
glandular-pubescent +
5 +  and 4 +
Flowering Jun–Aug. +
divergent +  and nearly opposite +
sigmoid +  and navicular-sigmoid +
indehiscent +  and dehiscing +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
short-petiolate +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
1 cm10 mm <br />0.01 m <br /> (6 cm60 mm <br />0.06 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (2.4 cm24 mm <br />0.024 m <br />) +
1.6 cm16 mm <br />0.016 m <br /> (8 cm80 mm <br />0.08 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Intermount. Fl. +
minute +
tan +  and brown or dark-brown +
angled +  and angled-elongate +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
papillate +
Endemic +  and Conservation concern +
exserted +  and included +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
1 cm10 mm <br />0.01 m <br /> (?) +  and 1.4 cm14 mm <br />0.014 m <br /> (?) +
short-petiolate +  and petiolate +
24 cm240 mm <br />0.24 m <br /> (30 cm300 mm <br />0.3 m <br />) +
glutinous +
climbing +  and scrambling +
sprawling +, creeping +  and prostrate +
ascending;erect +
cauline +, proximal +  and basal +
not glaucous +  and glabrous +
reduced +
5 cm50 mm <br />0.05 m <br /> (24 cm240 mm <br />0.24 m <br />) +
not +  and leathery +
1.2 cm12 mm <br />0.012 m <br /> (1.9 cm19 mm <br />0.019 m <br />) +
papillate +
denticulate +
Penstemon subg. Habroanthus +
Penstemon leiophyllus var. keckii +
Penstemon leiophyllus +
variety +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
2-ridged +  and inflated +
not constricted +
secund +, continuous +  and interrupted +
30 cm300 mm <br />0.3 m <br /> (40 cm400 mm <br />0.4 m <br />) +
cylindric +
3 cm30 mm <br />0.03 m <br /> (30 cm300 mm <br />0.3 m <br />) +
straight +
0.1 cm1 mm <br />0.001 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
smooth +  and papillate +
0 cm0 mm <br />0 m <br /> (0.01 cm0.1 mm <br />1.0e-4 m <br />) +
gibbous +  and not spurred +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
petiolate +  and sessile +
cauline +  and proximal +