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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.


Opuntia macrorhiza

Opuntia macrorhiza Engelm.

Bigroot Prickly Pear, Twist-spine Prickly Pear, Common Prickly Pear, Plains Prickly Pear

Cactaceae (Cactus Family)
USDA Symbol: OPMA2

Accession Data

Accession Number: LBJWC-1907

Field Data Form: LBJWC-1907.pdf
Collection Date: 2016-10-16
Accession Number: LBJWC-1907
Collection Number: SL2016-021
Organization: LBJWC
Collector(s): Lady Bird Johnson Wildflower Center
Collected with: Collene Sweeney

Location Data

Country: USA
Phytoregion_full: Texas Blackland Prairies
State: TX
County: McLennan
Location: Five miles west of Mart

Latitude: 31.530500
Longitude: -96.903333
GPS Datum: NAD83

Elevation in M: 584

land_owner: R. Kuehl
permission: R. Kuehl

Habitat Data

Associated Taxa: Aristida sp., Asclepias viridis, Callirhoe involucrata, Engelmannia peristenia, Salvia farinacea
Modifying Factors: Grazed
Land Form: Stream terrace
Land Use: Pasture for cows
Slope: 5
Aspect: Varies
Geology: Clayey alluvium
Soil Texture: Clay loam
Soil Color: Not recorded

Collection Data

Plants Sampled: 50
Population Size: 50+
Seed From: 50
Habit: Succulent
Height: 2 ft
Use: Native plant materials development
Specimen Notes: Inner tepals yellow with red bases

Inventory Data

LBJWC: 2500 seeds
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