Penstemon tubiflorus Nutt.

White wand beardtongue (en)

Species

Angiosperms > Lamiales > Plantaginaceae > Penstemon

Characteristics

Stem 3–10 dm, glabrous below the infl (or puberulent in 2 lines); lvs glabrous, the principal cauline ones elliptic to oblong or lance-oblong, 8–12 × 2–4 cm, rounded at base, entire, the upper cauline ones evidently reduced and distant; infl 1–3 dm, slender, cylindric, often interrupted, with short branches; bracteal lvs small, lance-linear, callous-denticulate; cal sparsely glandular or subglabrous, 2.5–5 mm at anthesis; cor 1.5–2.5 cm, white, finely and densely glandular-puberulent all around both inside and out, the tube gradually dilated from base to top, the limb nearly regular, the throat not pleated; seeds 0.9–1.5 mm; 2n=32. Prairies and moist woods; Ind. to Wis. and Nebr., s. to Miss. and Tex.; intr. eastward, as from Me. to Pa. May, June.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 18 - 21
Germination temperacture (C°) 12 - 15
Germination luminosity light
Germination treatment stratification
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Penstemon tubiflorus unspecified picture

Identifiers

LSID urn:lsid:ipni.org:names:30028415-2
WFO ID wfo-0000475434
COL ID -
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Penstemon tubiflorus