familyPlantaginaceae
genusPenstemon
subgenusPenstemon subg. Penstemon
sectionPenstemon sect. Penstemon
speciesPenstemon attenuatus
Penstemon attenuatus var. palustris
Vasc. Pl. Pacif. N.W. 4: 373. 1959.
Endemic
Basionym: Penstemon palustris Pennell Notul. Nat. Acad. Nat. Sci. Philadelphia 71: 8. 1941
Synonyms: P. attenuatus subsp. palustris (Pennell) D. D. Keck
Stems 15–40 cm. Flowers: calyx lobes lanceolate, margins erose; corolla bluish purple to pinkish blue, 7–12 mm; pollen-sacs 0.6–0.8 (–0.9) mm, dehiscing completely, connective splitting, sutures smooth, sometimes ± papillate.
Phenology: Flowering Jun–Aug.
Habitat: Marshes, stream banks, moist to wet meadows.
Elevation: 400–2400 m.
Discussion
Variety palustris is known from the Blue Mountains of northeastern Oregon and southeastern Washington.
Selected References
None.
Lower Taxa
None.
"/4+timescorollathroat" is not declared as a valid unit of measurement for this property.
... more about "Penstemon attenuatus var. palustris"
hypogynous +
glandular-pubescent +
glandular-pubescent +
petiolate +
glaucescent +
developed +
simple +
absent +
clasping +
tapered;tapered +
elliptic +
lanceolate;spatulate;obovate or elliptic +
absent +
smaller +
symmetric +
3.2mm;7.5mm +
lanceolate +
0.9mm;2.6mm +
not surrounding +
glabrous +
rhizomelike +
herbaceous +
woody +
sessile +
splitting +
symmetric +
tubular-funnelform +
ampliate +
2-8-flowered +
pilose +
drupe-like +
absent +
glabrous +
bisexual +
packed +
septicidal +
yellow +
glabrous +
membranous +
cymose +
not leathery +
orbiculate;linear;orbiculate;linear;truncate;oblanceolate;obovate;oblong;elliptic;round;lanceolate;ovate +
glutinous +
herbaceous +
scarious +
reddish purple +
axile +
spiciform +
erect +
absent +
glandular-pubescent +
erect +
glandular-pubescent +
hypogynous +
connate +
absent +
absent +
2-carpellate +
opposite +
navicular-sigmoid +
dehiscing +
explanate +
long-petiolate +
lanceolate +
oblanceolate +
Vasc. Pl. Pacif. N.W. +
1959 +
absent +
5;40 +
connate +
glabrous +
Endemic +
shrubby +
didynamous +
adnate +
longer +
included +
exserted +
absent +
flattened +
equal +
glutinous +
ascending;erect +
basal +
absent +
capitate +
absent +
glabrous +
papillate +
denticulate +
Penstemon attenuatus var. palustris +
Penstemon attenuatus +
variety +
not constricted +
interrupted +
cylindric +
straight +
recurved +
perennial +
autotrophic +
fleshy +
absent +
narrow +