Penstemon linarioides var. maguirei

(D. D. Keck) A. Nelson

Publ. Univ. Wyoming 3: 105. 1937.

Common names: Maguire’s beardtongue
Endemic
Basionym: Penstemon linarioides subsp. maguirei D. D. Keck Bull. Torrey Bot. Club 64: 378. 1937
Treatment appears in FNA Volume 17. Treatment on page 105. Mentioned on page 104.
Revision as of 18:06, 29 July 2020 by imported>Volume Importer
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Stems 15–25 cm. Leaves densely retrorsely hairy, hairs appressed, white, scalelike, cauline 8–23 × 1.5–3.5 mm, blade oblanceolate, distals sometimes lanceolate. Flowers: staminode: distal 1–2 mm densely pilose, hairs yellow, to 1 mm, rest of distal 6–7 mm sparsely pilose.


Phenology: Flowering Jun–Oct.
Habitat: Rocky slopes and limestone cliffs in pine-juniper woodlands.
Elevation: 1800–2000 m.

Discussion

Variety maguirei is known from the Gila River Valley where it has been collected rarely in Greenlee County, Arizona, and Grant County, New Mexico.

Selected References

None.

Lower Taxa

None.

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

glandular-pubescent +
acute +  and acuminate +
Craig C. Freeman +
(D. D. Keck) A. Nelson +
glandular-pubescent +
alternate +, opposite +, whorled +, helical +  and subopposite +
tapered;truncate +
Penstemon linarioides subsp. maguirei +
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 /> (0.9 cm9 mm <br />0.009 m <br />) +
lanceolate;ovate +
short-tubular +  and short-campanulate +
0.5 cm5 mm <br />0.005 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
sessile +  and petiolate +
0.8 cm8 mm <br />0.008 m <br /> (2.3 cm23 mm <br />0.023 m <br />) +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
Maguire’s beardtongue +
yellowish +, white +, lavender +  and blue +
salverform +  and tubular-funnelform +
ventricose-ampliate +
1.6 cm16 mm <br />0.016 m <br /> (2 cm20 mm <br />0.02 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
scale-like +  and not needlelike +
lanceolate +
Ariz. +  and N.Mex. +
drupe-like +
1800–2000 m. +
curved +  and straight +
1 +  and 4 +
Rocky slopes and limestone cliffs in pine-juniper woodlands. +
yellow +  and white +
scale-like +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
membranous +
terminal +  and axillary +
persistent +  and deciduous +
cauline +, proximal +  and basal +
not leathery +
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 +
axile +  and parietal +
basal +, apical +  and superior +
tenuinucellate +, unitegmic +  and hemitropous +
campylotropous +, hemianatropous +  and anatropous +
ascending +  and erect +
ascending;erect +
5 +  and 4 +
Flowering Jun–Oct. +
navicular-sigmoid +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.13 cm1.3 mm <br />0.0013 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
lanceolate +  and linear +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Publ. Univ. Wyoming +
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 />) +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (?) +  and 0.8 cm8 mm <br />0.008 m <br /> (?) +
subalternate +, alternate +, whorled +  and opposite +
climbing +  and scrambling +
sprawling +, creeping +  and prostrate +
ascending;erect +
15 cm150 mm <br />0.15 m <br /> (25 cm250 mm <br />0.25 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
papillate +
denticulate +
Penstemon linarioides var. maguirei +
Penstemon linarioides +
variety +
0.55 cm5.5 mm <br />0.0055 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
2-ridged +  and inflated +
not constricted +
secund +, interrupted +  and continuous +
cylindric +
3 cm30 mm <br />0.03 m <br /> (17 cm170 mm <br />0.17 m <br />) +
straight +
0.1 cm1 mm <br />0.001 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
gibbous +  and not spurred +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
subshrub +  and cespitose +