Penstemon confertus Douglas

Yellow penstemon (en)

Species

Angiosperms > Lamiales > Plantaginaceae > Penstemon

Characteristics

A slender stemmed plant. It grows 10-50 cm high. The leaves are opposite and simple. They are narrow and 5-12 cm long. The flowers are small and yellow. They are 12 mm long. They occur in dense rings on the upper part of the stem. The fruit is a small dry capsule. It contains many seeds.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.3
Mature height (meter) 0.6
Root system -
Rooting depth (meter) 0.2
Root diameter (meter) 0.3
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Fairly moist open or wooded places, often in meadows or by streams, in lowland and foothills to moderate elevations in the Rockies. Dry sandy pinewoods.
More
It is a temperate plant. It grows on dry grassland and thin woodland.
Light 3-6
Soil humidity 3-6
Soil texture 1-6
Soil acidity 4-7
Soil nutriment -
Hardiness (USDA) 3-6

Usage

The dried leaves and stems are used to make tea.
Uses beverage dye medicinal tea
Edible leaves stems
Therapeutic use Gastrointestinal Aid (bark), Dermatological Aid (leaf), Cathartic (root), Cathartic (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings. Seeds needs stratification.
Mode cuttings seedlings
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 confertus unspecified picture

Distribution

Penstemon confertus world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:808053-1
WFO ID wfo-0001136992
COL ID 76KX3
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Penstemon confertus Penstemon washoensis Penstemon lassenianus Penstemon depressus

Lower taxons

Penstemon confertus var. attenuatus Penstemon confertus var. geniculatus