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NPIN: Native Plant Database

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Asclepias michauxii (Michaux's milkweed)
Lewis, A. D.

Asclepias michauxii

Asclepias michauxii Decne.

Michaux's Milkweed

Asclepiadaceae (Milkweed Family)

Synonym(s):

USDA Symbol: ASMI12

USDA Native Status: L48 (N)

This milkweed grows 4 to 16 inches high and has narrow leaves. The leaf arrangement is variable. The flowers are small and have greenish-yellow petals with some purple markings. The hoods are tall and pointed. - ADL.

Flowering from April to June in dry, sandy pine woods. - ADL.

 

Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Arrangement: Alternate , Opposite
Leaf Complexity: Simple
Leaf Shape: Linear
Leaf Pubescence: Glabrous
Leaf Margin: Entire
Breeding System: Flowers Bisexual
Inflorescence: Terminal , Umbel
Flower: Inflorescence a terminal umbel
Fruit: 10-15cm.
Size Class: 1-3 ft.

Bloom Information

Bloom Color: White , Green , Purple
Bloom Time: Apr , May , Jun

Distribution

USA: AL , FL , GA , LA , MS , SC
Native Distribution: Coastal plain of SC, GA, AL, MS and southeastern LA and northern FL.
Native Habitat: Pine savannas.

Growing Conditions

Water Use: Medium
Light Requirement: Part Shade
Soil Moisture: Dry
Soil pH: Acidic (pH<6.8)
Drought Tolerance: Medium
Heat Tolerant: yes
Soil Description: Sandy soils.
Conditions Comments: Grows on sand hilla and on sandy soils in pine woods.

Benefit

Conspicuous Flowers: yes
Attracts: Butterflies
Larval Host: Monarch butterfly.
Nectar Source: yes

Value to Beneficial Insects

Special Value to Native Bees
Special Value to Bumble Bees
Special Value to Honey Bees
Supports Conservation Biological Control

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

National Wetland Indicator Status

Region:AGCPAKAWCBEMPGPHIMWNCNEWMVE
Status: FAC FAC
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Bibliography

Bibref 599 - Manual of the Vascular Flora of the Carolinas (1968) Radford, A., H. Ahles & C.R. Bell
Bibref 1247 - Wildflowers of Mississippi (unpublished manuscript) (0) A.D. Lewis

Search More Titles in Bibliography

Additional resources

USDA: Find Asclepias michauxii in USDA Plants
FNA: Find Asclepias michauxii in the Flora of North America (if available)
Google: Search Google for Asclepias michauxii

Metadata

Record Modified: 2009-09-14
Research By: JAM

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