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Leguminosae: Astralagus kentrophyta

Douglas, Unknown collection number or date.




Astralagus kentrophyta

Original Distribution

US; Washington and Oregon


Sandy ground, on dunes or eroded riverbanks at low elevations. Such sites typically have low vegetative cover


Perennial herb is sprawling or densely matted and up to 16cm long. The stems are branching, woody at the base, and almost gray or white due to short fine hairs. The internodes are mostly less than 8mm long. The leaflets hairy on both sides. The lowest stipules are short and fused at the base. the Leaves have 5-7 linear-lanceolate leaflets, each with a small spine at the tip of the leaf. The calyx is 4.7-5.2mm long; the tube is 2.3mm long with small spiny teeth that are 2-3mm long. The petals are whitish. The upper petals are narrowly egg shaped and about 6mm long by 4mm wide. The 2-seeded pods are lanceolate in profile, very slightly incurved, 5mm long and 2mm in diameter

Specimen Type (Y/N)


Kew Herbcat Barcode Number




Other Information

Habitat destruction caused by flooding of area by damming of Columbia River

Information Sources

Walter, K.S. and Gillett, H.J. (eds) (1998). 1997 IUCN Red List of Threatened Plants. Compiled by the World Conservation Monitoring Centre IUCN The World Conservation Union, Gland, Switzerland and Cambridge, UK