Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Gentianales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Asclepias hirtella
FAMILY
Apocynaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
This species of midwestern prairies and barrens closely resembles A. longifolia. The two taxa have sometimes been treated as distinct only at the rank of subspecies or as "very distinct varieties". Read more at Weakley's Flora (2022)
See diagrams of milkweed flower structure at Wayne's Word.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Asclepias hirtella
FAMILY
Asclepiadaceae
SYNONYMOUS WITH Taxonomy of Asclepias hirtella & A. longifolia (Apocynaceae) (Turner, 2009)
Asclepias longifolia var. hirtella
SYNONYMOUS WITH A new combination in Asclepias. Phytologia (Farmer & Bell, 1985)
Asclepias longifolia ssp. hirtella
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Acerates hirtella
COMMON NAME:
Barrens Milkweed, Green Milkweed, Prairie Milkweed
To see larger pictures, click or hover over the thumbnails.
Richard and Teresa Ware rtw_asclepias_hirtella_2
June
Leaves numerous, linear, rough, 4-6" long, per Wildflowers of Tennessee (Carman, 2005).
Richard and Teresa Ware rtw_asclepias_hirtella_2b
June
Individual flowers on hairy stalks and without horns, per Wildflowers of Tennessee (Carman, 2005).
Richard and Teresa Ware rtw_asclepias_hirtella2
August
Nearly spherical umbels arise from the leaf axils, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Asclepias hirtella
FAMILY
Apocynaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Asclepias hirtella
FAMILY
Asclepiadaceae
SYNONYMOUS WITH
Taxonomy of Asclepias hirtella & A. longifolia (Apocynaceae) (Turner, 2009)
Asclepias longifolia var. hirtella
SYNONYMOUS WITH
A new combination in Asclepias. Phytologia (Farmer & Bell, 1985)
Asclepias longifolia ssp. hirtella
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Acerates hirtella
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".