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Pediomelum species [Fabaceae]

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Scientific Name Pediomelum cuspidatum (Psoralea cuspidata) USDA PLANTS Symbol PECU3
Common Name Large-bract Indian Breadroot, Tall-bread Scurf-pea ITIS Taxonomic Serial No. 504174
Family Fabaceae (Pea) SEINet
Reference
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Description Habitat: Dry, rocky or sandy, calcareous soils on prairies, gravelly hilltops and slopes, and stream valleys.
Plant: Usually prostrate to ascending, rarely erect, perennial; stems 12 to 24 inches long, branched above, slightly hairy or smooth.
Leaves: Alternate, palmately compound with 3 to 5 leaflets, elliptic or obovate, 1 to 2 inches long, 1/4 to 1/2-inch wide; hairless, gland-dotted upper surface, pubescent hairs below. Lower stipules 1/2-inch long and 1/4-inch wide, upper much narrower.
Inflorescence: Dense racemes 1-1/2 to 3-1/2 inches long of small pea-like flowers 1/2 to 3/4-inch long on short peduncles, blue to purple; bell-shaped calyx less than 1/2-inch long with 5 sharply-pointed lobes, the lowest being longer than the rest, smooth or somewhat hairy.
Bloom Period: May and June.
Fruit: Pods less than 1/3-inch long, enclosed in enlarged calyx with small curved beak 2 mm long.
References: "Manual of the Vascular Plants of Texas" by Correll and Johnston, Montana Field Guide and Kansas Wildflowers and Grasses.
BONAP Distribution Map

Texas Status:
Native
Scientific Name Pediomelum latestipulatum (Psoralea latestipulata) USDA PLANTS Symbol PELA18
Common Name Breadroot, Texas Plains Indian Breadroot ITIS Taxonomic Serial No. 504179
Family Fabaceae (Pea) Wildflower Center Ref. Click Here
Description Habitat: Rocky or sandy calcareous/limestone soils, ledges, hillsides.
Plant: Short perennial 4 to 12 inches tall, somewhat hairy; turnip-shaped edible root.
Leaves: Palmately-compound leaves on petioles 2-3/4 inches long with 5 to 7 leaflets, each about 1 to 1-1/2 inches long and 5/8-inch wide; oblong or somewhat oblanceolate, prominent central vein.
Inflorescence: Dense, round cluster about 1-3/8 inches across of several small blue/purple pea-like flowers; banner broad and upright.
Bloom Period: March to May.
References: "Wildflowers of Texas" by Geyata Ajilsvsgi, "Wildflowers of Texas" by Michael Eason and "Manual of the Vascular Plants of Texas" by Correll and Johnston.
BONAP Distribution Map

Texas Status:
Native
Endemic

© Tom Lebsack 2023