Asclepias michauxii

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Distribution Map: Based on vouchered plant specimens only. View county names by placing the mouse cursor over a particular county.

Species Distribution Map
Family:APOCYNACEAE
Species:Asclepias michauxii Decne.
Common Name:Michaux's Milkweed
Habitat:Wet savannahs and sandy pine woods.
Associated Ecological Communities:**
Growth Habit:Herb
Duration:Perennial
Category:Vascular
USDA Symbol:ASMI12
Plant Notes:Michaux's Milkweed is a native perennial in the Dogbane family (Apocynaceae). It can be found in the lower third of Alabama. Michaux's Milkweed grows in mesic to moist pine savannahs, mixed pine-oak woods, and on marl outcrops. It is a perennial from a cluster of cord-like roots. There is 1-2 reclining to upright stems from each root stock. The stems are 6-12 inches in length. Leaves are opposite to sub-opposite, linear, and glabrous or pubescent on the veins on the underside of the leaf. Flowers are produced in solitary terminal umbels. Flowers are greenish white tinged with rose purple. The fruit is an erect follicle.--A. Diamond
Taxonomic Notes:**
Status:Native, FAC+ (NWI)
References:**
Specimen: View specimen details in the Alabama Herbarium Consortium Specimen Database

** Not applicable or data not available.

Classification

FamilyAPOCYNACEAE - Dogbane family
Genus Asclepias
Species Asclepias michauxii Decne. - Michaux's Milkweed

Citation

Citation Asclepias michauxii Decaisne, Prodr. 8: 569. 1844.
Basionym: **
Type: Lectotype not designated.

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Asclepias angustifolia Asclepias angustifolia Elliott, Sketch Bot. S. Carolina 1: 325. 1817, non Schweigger 1812. SOUTH CAROLINA: Jasper Co.: 2 mi. from Purrysburgh on the road to Coosawhatchie, May-Jun, Elliott s.n. (holotype: CHARL).

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort; choose a county or herbaria to filter the specimen data.

Counties included on distribution map: Baldwin, Barbour, Butler, Conecuh, Covington, Escambia, Geneva, Houston, Mobile, Monroe, Pike, Washington

Counties represented by specimen data listed below:

Herbaria represented by specimen data listed below: ALNHS, AMAL, AUA, BRIT, JSU, TROY, UNA, UNAF, USAM, UWAL

Range of years during which specimens were collected: 1893 - 1966

Barcode / Accession No.
County
Coll. Date
Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
AUA000038683 Baldwin 9 Aug 1925 WOLF, WOLFGANG
2376		 AUA
ASCLEPIAS MICHAUXII DCNE.
AUA000038684 Baldwin 14 Jul 1926 WOLF, WOLFGANG
2688		 AUA
ASCLEPIAS MICHAUXII DCNE.
AUA000038680 Baldwin 14 Aug 1926 WOLF, WOLFGANG
 AUA
ASCLEPIAS MICHAUXII DCNE.
AUA000030065 Baldwin 30 Apr 1954 DAVIS, DONALD E.
 AUA
ASCLEPIAS MICHAUXII DCNE.
UNAF0000601 Baldwin 14 Apr 1962 Landers, Kenneth E.
s.n.		 UNAF
Asclepias michauxii Decaisne
JSU111082 Baldwin 26 Apr 1964 Bozarth, Gene A.
s.n.		 JSU
Asclepias michauxii Decaisne
AUA000030064 Baldwin 2 May 1965 KOELLING, ALFRED C.
2255		 AUA
ASCLEPIAS MICHAUXII DCNE.
BRIT71510 Baldwin 16 Apr 1967 Kral, Robert
28438		 BRIT
Asclepias michauxii Decne.
BRIT71509 Baldwin 03 May 1969 Moore, Harold D.
158-69		 BRIT
Asclepias michauxii Decne.
AUA000030063 Baldwin 3 May 1969 ROBERSON, B.J.
143		 AUA
ASCLEPIAS MICHAUXII DCNE.
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