Astragalus tioides (Rydb.) Barneby

Atelophragma tioides Rydb. Bull. Torrey Club 55; 157. 1928.
A cespitose perennial; stems decumbent, much branched, 3-5 dm. high, slender, terete, strigose; leaves ascending, 5-7 cm. long; stipules deltoid, 3-4 mm. long; leaflets 13-21, obovate, usually retuse at the apex, 5-10 mm. long, 4-7 mm. wide, pilose beneath, glabrate above ; peduncles 41 cm. long ; racemes 3-5 cm. long, rather few-flowered ; bracts subulate, 3 mm. long ; calyx minutely black-hairy, the tube 3 mm. long, the teeth subulate, 2 mm. long; corolla cream-colored, about 1 cm. long; banner obovate, moderately arched; wings shorter, the blade oblong, slightly falcate; pod glabrous, the stipe very short, shorter than the calyx-tube, the body linear, about 3 cm. long, 5 mm. wide, acute at each end, rather deeply sulcate on the lower suture, the septum narrow; seeds 16-18, dark-brown, 3 mm. long.
Type locality: Valley of San Luis Potosi. Distribution: San Luis Potosi.

Astragalus tioides adalah spesies tumbuhan yang tergolong ke dalam famili Fabaceae. Spesies ini juga merupakan bagian dari ordo Fabales. Spesies Astragalus tioides sendiri merupakan bagian dari genus Astragalus. Nama ilmiah dari spesies ini pertama kali diterbitkan oleh (Rydb.) Barneby.

Astragalus tioides là một loài thực vật có hoa trong họ Đậu. Loài này được (Rydb.) Barneby miêu tả khoa học đầu tiên.