Penstemon crandallii var. crandallii

Endemic
Synonyms: Penstemon suffrutescens Rydberg
Treatment appears in FNA Volume 17. Treatment on page 102.

Stems decumbent to ascending, 4–15 cm, retrorsely hairy. Leaves glabrate or scabrous, 6–26 × (0.5–) 1–5 mm; blade oblanceolate.


Phenology: Flowering May–Jul(–Aug).
Habitat: Sagebrush shrublands, pinyon-juniper and scrub oak woodlands.
Elevation: 1800–3400 m.

Discussion

Variety crandallii is encountered in central and southwestern Colorado (Archuleta, Chaffee, Delta, Dolores, Eagle, Garfield, Gilpin, Grand, Gunnison, Hinsdale, Mesa, Montezuma, Montrose, Ouray, Park, Routt, and Teller counties) and San Juan County, Utah. Leaf indument is variable: typical var. crandallii has glabrate leaves; populations with scabrous leaves are not unusual.

Selected References

None.

Lower Taxa

None.

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

puberulent +
acuminate +  and caudate +
Craig C. Freeman +
A. Nelson +
alternate +, opposite +, whorled +, helical +  and subopposite +
tapered +
Penstemon +
oblanceolate +
not +  and leathery +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
scarious-margined +
0.7 cm7 mm <br />0.007 m <br /> (0.75 cm7.5 mm <br />0.0075 m <br />) +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
0.9mm;1.8mm +
short-tubular +  and short-campanulate +
0.7 cm7 mm <br />0.007 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (4.7 cm47 mm <br />0.047 m <br />) +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
blue +  and violet or lavender +
yellow-pilose +  and yellow-lanate +
salverform +  and tubular-funnelform +
ampliate +  and ventricose-ampliate +
1.4 cm14 mm <br />0.014 m <br /> (2 cm20 mm <br />0.02 m <br />) +
1-4-flowered +
2 +  and 1 +
scale-like +  and not needlelike +
Colo. +  and Utah. +
drupe-like +
1800–3400 m. +
curved +  and straight +
1 +  and 4 +
Sagebrush shrublands, pinyon-juniper and scrub oak woodlands. +
golden yellow +
glandular-pubescent +
pointed +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
membranous +
terminal +  and axillary +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
persistent +  and deciduous +
0.6 cm6 mm <br />0.006 m <br /> (2.6 cm26 mm <br />0.026 m <br />) +
cauline +, proximal +  and basal +
scabrous +  and glabrate +
not leathery +
0.1 cm1 mm <br />0.001 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
orbiculate;linear;orbiculate;linear;truncate;oblanceolate;obovate;oblong;elliptic;round;lanceolate;ovate +
erose +  and entire +
glabrate +, hairy +  and glandular-pubescent +
toothed +  and entire +
herbaceous +  and scarious +
reddish purple +  and violet +
axile +  and parietal +
basal +, apical +  and superior +
tenuinucellate +, unitegmic +  and hemitropous +
campylotropous +, hemianatropous +  and anatropous +
ascending +  and erect +
glandular-pubescent +  and hairy +
ascending;erect +
glandular-pubescent +  and hairy +
5 +  and 4 +
Flowering May–Jul(–Aug). +
navicular-sigmoid +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
oblanceolate +  and linear +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Bull. Torrey Bot. Club +
minute +
dark-brown +  and black +
angled +  and rounded +
0.11 cm1.1 mm <br />0.0011 m <br /> (0.21 cm2.1 mm <br />0.0021 m <br />) +
included +  and exserted +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.04 cm0.4 mm <br />4.0e-4 m <br />) +
1.1 cm11 mm <br />0.011 m <br /> (?) +  and 1.4 cm14 mm <br />0.014 m <br /> (?) +
subalternate +, alternate +, whorled +  and opposite +
climbing +  and scrambling +
decumbent;ascending +
4 cm40 mm <br />0.04 m <br /> (15 cm150 mm <br />0.15 m <br />) +
1.3 cm13 mm <br />0.013 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
papillate +
denticulate +
Penstemon suffrutescens +
Penstemon crandallii var. crandallii +
Penstemon crandallii +
variety +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
2-ridged +  and inflated +
not constricted +
secund +  and continuous +
8 cm80 mm <br />0.08 m <br /> (16 cm160 mm <br />0.16 m <br />) +
cylindric +
1 cm10 mm <br />0.01 m <br /> (8 cm80 mm <br />0.08 m <br />) +
straight +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
gibbous +  and not spurred +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
subshrub +  and cespitose +