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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.


Asclepias viridis

Asclepias viridis Walter

Green Milkweed, Spider Milkweed

Asclepiadaceae (Milkweed Family)
USDA Symbol: ASVI2

Accession Data

Accession Number: LBJWC-1759

Field Data Form: LBJWC-1759.pdf
Collection Date: 2015-07-17
Accession Number: LBJWC-1759
Organization: LBJWC
Collector(s): Lady Bird Johnson Wildflower Center
Collected with: C. Best

Location Data

Country: USA
Phytoregion: 32
Phytoregion_full: Texas Blackland Prairies
State: TX
County: Williamson
Municipality: Jarrell
Geog_area: Brazos River Basin, Salado Creek Watershed
Location: Southwest of Jarrell, approximately 2.5 miles.

Latitude: 30.802833
Longitude: -97.632971
Altitude: 864 ft
land_owner: John and Ellen McLean

Habitat Data

Associated Taxa: Not provided
Modifying Factors: Not provided
Land Form: Ridge (Web Soil Survey)
Land Use: Farmland/rangeland
Geology: Mudstone
Soil Texture: Clay

Collection Data

Plants Sampled: 50
Population Size: 50
Seed From: plants
Habit: forb
Use: Seed increase for monarch conservation

Inventory Data

Other: 533 seeds
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