Comprehensive Description
provided by North American Flora
Pediomelum scaposum (A. Gray) Rydberg, sp. nov
Psoralea hypogaea scaposa A. Gray, Bost. Jour. Nat. Hist. 4: 173. 1850.
A subacaulescent perennial, with a globose tuberous root 1-2 cm. in diameter; stem above ground nearly none; leaves digitately 5-foliolate, clustered at the base; stipules membranous, lanceolate, 1 cm. long or less; petioles 5-8 cm. long, strigose; leaflets 1.5-3 cm. long, 4—6 mm. wide, linear-oblanceolate to oblong-oblanceolate, long-strigose on both sides or glabrate above; peduncles 3-6 cm. long, strigose; spikes dense, 1-2 cm. long; bracts scarious, ovate-lanceolate, acuminate, hirsute, about 5 mm. long; calyx hirsute-strigose; tube 3 mm. long; upper four calyx-lobes lance-subulate, 5 mm. long, the lowest one narrowly lanceolate, 7-8 mm. long; corolla about 1 cm. long, similar to that of P. esculentum; pod hirsute, similar to that of the preceding.
Type locality: Hills on the Piedenales, near Fredericksburg, western Texas. Distribution: Texas.
- bibliographic citation
- Per Axel Rydberg. 1919. (ROSALES); FABACEAE; PSORALEAE. North American flora. vol 24(1). New York Botanical Garden, New York, NY
