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| Scientific Name | Psathyrotopis scaposa | USDA PLANTS Symbol |
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| Common Name | Naked Turtleback, Naked Brittlestem | ITIS Taxonomic Serial No. |
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| Family | Asteraceae (Sunflower) | SEINet Reference |
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| Description | Habitat: Calcareous in creosote-bush scrublands 2,300 to 4,200 ft in Big Bend region and a small portion of New Mexico. Plant: Short annual, 8-15 inches tall. Leaves: Ovate or triangular-shaped basal leaves on petioles; scalloped edges and wrinkled, somewhat hairy surfaces. Inflorescence: Several rayless flowerheads on each stem, each with numerous very small 5-petal white florets that resemble Hymenopappus scabiosaeus (Old Plainsman). Bloom Period: Spring to fall after rains. References: “Little Big Bend” by Roy Morey and www.americansouthwest.net. |
BONAP Distribution Map |
Texas Status: Native |
