'''''Peteria thompsoniae''''' là một loài [[thực vật có hoa]] trong họ [[họ Đậu|legume họ]] known by the common names '''spine-noded milkvetch''' and '''Thompson's peteria'''. It is, bản địa của miền tây UnitedHoa States, ở đó nó grows in salt desert shrublands in soils of [[volcanic ash]] origin,Kỳ.<ref>[http://www.blm.gov/pgdata/etc/medialib/blm/id/publications/field_guide_to_the.Par.60796.File.dat/part1.pdf Field Guide to the Special Status Plants of the BLM Lower Snake River District]</ref> and in [[alluvial fan]]s. It là một spiny perennial herb growing from a [[taproot]] and [[rhizome]] system, its stem growing 20 to 60 centimeters tall. The leaves are made up of several pairs of oval leaflets. The [[inflorescence]], a spikelike [[raceme]] at the top of the stem, produces white or pinkish pealike flowers up to 2.5 centimeters long, its base encapsulated in a tubular calyx of glandular [[sepal]]s. The fruit is a leathery, slightly inflated [[legume]] pod up to 6 centimeters long.
