Pectis repens T. S. Brandeg.

Pectis repens Brand. Zoe 5: 241. 1906
A prostrate spreading perennial; stem 2-3 dm. long, sometimes rooting at the nodes, slightly puberulent; leaves fasciculate, 1-2 cm. long, 1-2 mm. wide, serrate, with several pairs of long bristles below the middle, mucronate, revolute-margined, with 2-4 rows of small glands; peduncles 1-3, terminal or from short leafy branches, 10-12 cm. long; involucre campanulate, 8 mm. high; bracts 4 or 5, oval, obtuse, glandlesS, slightly pubescent at the purple apex, finely striate, scarious-margined, and keeled near the base; ray-flowers 5; hgules 8 mm. long, purple outside, yellow within; disk-floweas 15-25; corollas 6 mm. long, bilabiate with one of the lobes separated from the rest to near the middle; achenes 6 mm. long, crisp-pubescent; pappus of the ray-flowers of two awns, abruptly dilated at the base and about 20 shorter bristles; that of the disk-flowers of about 20 unequal bristles.
Type locality: Cofradia, Sinaloa. Distribution: Known only from the type locality.