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Native Plant Society of Texas

Devil's Claw

Proboscidea louisianica

Louisiana Devil's-claw, Ram's-horn, Unicorn Plant, Proboscis Flower

Photo Credit: Claire Sorenson
Photo Credit: Claire Sorenson
Photo credit, Claire Sorenson
Photo credit, Claire Sorenson
Courtesy: Schwartzman, Steven, https://www.wildflower.org/gallery/result.php?id_image=27660
Courtesy: Schwartzman, Steven, https://www.wildflower.org/gallery/result.php?id_image=27660
Photo Credit: Paul Montgomery
Photo Credit: Paul Montgomery
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Plant Ecoregion Distribution Map (hover for ecoregion names)

Native Habitat: Grassland, Wetland or Riparian
Chihuahuan Deserts, Edwards Plateau, High Plains, Southern Texas Plains, Southwestern Tablelands, Texas Blackland Prairies

Maintenance

Grow as a sturdy, heat and drought tolerant plant.

Comments

Numerous showy yellow flowers. Excellent garden or wildflower meadow plant.

Growth Form

Herbaceous

Height

1 to
2 ft

Spread

1 to
2 ft

Soil Type(s)

Loam, Clay, Calcareous

Light Requirement

Sun

Water Requirement

Low

Leaf Retention

Evergreen

Lifespan

Perennial

Bloom Color

White, Pink, Yellow

Bloom Season

Spring, Summer

Seasonal Interest

Seeds, Forage, Nectar

Wildlife Benefit

Butterflies, Birds, Bees

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Previous Scientific Name(s): Synonym/s: Martynia louisianica, Proboscidea louisiana

References

1) Griffith, Bryce, Omernick & Rodgers (2007). Ecoregions of Texas. 2) https://www.wildflower.org/plants/result.php?id_plant=PRLO. 3) https://portal.torcherbaria.org/portal/taxa/index.php?taxon=Proboscidea+louisianica&formsubmit=Search+Terms. 4) http://bonap.net/TDC/Image/Map?taxonType=Species&taxonId=14859&locationType=County&mapType=Normal. 5) https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=504614#null

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State Office Phone: 830.997.9272

State Office Address
Native Plant Society of Texas
PO Box 3017
Fredericksburg, TX 78624

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