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Wildflower Center Seed Bank

The Wildflower Center's Seed Bank was established in partnership with the Bureau of Land Management's (BLM) Seeds of Success (SOS) program in concert with the Royal Botanic Gardens, Kew Millennium Seed Bank Program (MSBP). The purpose of the Seed Bank is to collect, conserve, and develop native plant materials for stabilizing, rehabilitating and restoring lands in Texas and the United States.

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To request seed from the Wildflower Seed Bank, please contact the Seed Bank Curator.

NPIN Data

Asclepias asperula

Asclepias asperula (Decne.) Woodson

Antelope-horns, Spider Milkweed, Green-flowered Milkweed, Spider Antelope-horns

Asclepiadaceae (Milkweed Family)
USDA Symbol: ASAS

Accession Data

Accession Number: LBJWC-1728

Field Data Form: LBJWC-1728.pdf
Collection Date: 2015-07-06
Accession Number: LBJWC-1728
Organization: LBJWC
Collector(s): Lady Bird Johnson Wildflower Center
Collected with: M. Marr

Location Data

Country: USA
Phytoregion: 32
Phytoregion_full: Texas Blackland Prairies
State: TX
County: Hill
Municipality: Carl's Corner
Geog_area: Trinity River Basin, Richland Creek Watershed
Location: Right-of-way along Farm-to-Market Road 934 between I-35 and U.S. 77

Latitude: 32.072444
Longitude: -97.038556
Altitude: 795 ft
land_owner: Public right-of-way

Habitat Data

Associated Taxa: Polytaenia nuttallii, Castilleja purpurea, Dalea sp. Oenothera macrocarpa, Silphium albiflorum, Desmanthus illinoensis
Modifying Factors: Mowed
Land Form: Ridge
Land Use: Right-of-way
Slope: 2
Aspect: NA
Geology: Austin Chalk
Soil Texture: Gravelly clay loam
Soil Color: Not recorded

Collection Data

Plants Sampled: 35
Population Size: 300
Area Sampled: 17
Area Unit: acres
Seed From: Plants
Habit: Forb
Height: 1 ft
Use: Seed increase to promote monarch conservation

Inventory Data

LBJWC: 500 seeds
Other: 2500 seeds
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