Native Plant Database

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Asclepias asperula ssp. capricornu (Antelopehorns)
Marcus, Joseph A. (Austin, TX)

Asclepias asperula ssp. capricornu (Woods.) Woods.

Antelopehorns, Antelope horns

Asclepiadaceae (Milkweed Family)

Synonyms: Asclepias capricornu

USDA Symbol: ASASC

USDA Native Status: Native to U.S.

 

From the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Root Type: Tap
Size Class: 1-3 ft.
Breeding System: Hermaphroditic
Fruit Type: Follicle

Distribution

USA: KS , NE , NM , OK , TX
USDA Native Status: L48(N)

Growing Conditions

Water Use: Medium
Light Requirement: Part Shade
Soil Moisture: Moist

Benefit

Warning: All plants in the genus Asclepias are probably somewhat toxic, some fatally so, to both humans and animals. The sap of some causes skin irritation in humans. Sensitivity to a toxin varies with a person’s age, weight, physical condition, and individual susceptibility. Children are most vulnerable because of their curiosity and small size. Toxicity can vary in a plant according to season, the plant’s different parts, and its stage of growth; and plants can absorb toxic substances, such as herbicides, pesticides, and pollutants from the water, air, and soil.
Conspicuous Flowers: yes
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From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Lady Bird Johnson Wildflower Center - Austin, TX

Recommended Species Lists

Find native plant species by state. Each list contains commercially available species suitable for gardens and planned landscapes. Once you have selected a collection, you can browse the collection or search within it using the combination search.

View Recommended Species page

Additional resources

USDA: Find Asclepias asperula ssp. capricornu in USDA Plants
FNA: Find Asclepias asperula ssp. capricornu in the Flora of North America (if available)
Google: Search Google for Asclepias asperula ssp. capricornu

Metadata

Record Modified: 2009-03-10
Research By: TWC Staff

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