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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 viridis

Asclepias viridis Walter

Green Milkweed, Spider Milkweed

Asclepiadaceae (Milkweed Family)
USDA Symbol: ASVI2

Accession Data

Accession Number: LBJWC-1793

Field Data Form: LBJWC-1793.pdf
Collection Date: 2015-09-27
Accession Number: LBJWC-1793
Organization: LBJWC
Collector(s): Lady Bird Johnson Wildflower Center
Collected with: M. Marr

Location Data

Country: USA
Phytoregion: 29
Phytoregion_full: Cross Timbers
State: TX
County: Wise
Municipality: Rhome
Geog_area: Trinity River Basin; Middle Denton Creek Watershed
Location: Right-of-way along U.S. Highway 287, west side

Latitude: 33.133861
Longitude: -97.494778
Altitude: 927 ft
land_owner: Public right-of-way

Habitat Data

Associated Taxa: Andropogon gerardii, Sorghastrum nutans, Helianthus maximilliani, Salvia azurea, Sorghum halepense, Bothriochloa ischaemum
Modifying Factors: Mowed
Land Form: Ridge
Land Use: Right-of-way
Slope: 4
Aspect: NA
Geology: Claystone
Soil Texture: Clay
Soil Color: Not recorded

Collection Data

Plants Sampled: 35
Population Size: 400+
Area Sampled: 3.4
Area Unit: acres
Seed From: plants
Habit: Forb
Height: 2.0 ft
Use: Seed increase for monarch conservation

Inventory Data

Other: 3805 seeds
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