Asclepias stenophylla A.Gray

Slimleaf milkweed (en)

Species

Angiosperms > Gentianales > Apocynaceae > Asclepias

Characteristics

Puberulent to subglabrous; stems 1 or 2 on a carrot-like or tuberous vertical root, 3–10 dm; lvs rather numerous, alternate or scattered or some opposite or subverticillate, linear, 6–15 cm, to 5(–8) mm wide; umbels subsessile in the upper axils, 10–25-fld; cor pale greenish to yellow, its lobes reflexed, 4.5–5.5 mm; hoods pale, 3–4 mm, ca equaling the gynostegium; horn adnate to the hood for most of its length (forming a ventral ridge), only the short tip free between the short terminal lobes of the hood; frs slender, erect, 9–12 cm. Dry prairies and glades; se. Minn.; Great Plains, from se. Mont. to n. Tex., e. to se. S.D., s. Mo., and w. Ark. June–Aug. (Acerates s.)
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3 - 0.9
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 7-9
Soil humidity 5-7
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses medicinal
Edible -
Therapeutic use Dietary Aid (root)
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 10 - 23
Germination luminosity -
Germination treatment stratification
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Asclepias stenophylla unspecified picture

Distribution

Asclepias stenophylla world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:94664-1
WFO ID wfo-0000551784
COL ID H6Q8
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Asclepias stenophylla Acerates angustifolia Polyotus angustifolius