Perityle grandifolia T. S. Brandeg.

Leptopharynx grandifolia (Brand.) Rydberg
Perilyle grandifolia Brand. Zee 5: 224. 1905.
A perennial, branching from the suffrutescent base, 1-2 dm. high ; branches sparingly viscid-
villous; leaves opposite; petioles 3-5 cm. long, viscid-villous ; blades broadly ovate, 4-7 cm.
long, viscid-pubescent on both sides, 5-7-ribbed, coarsely crenate-serrate, cordate at base
with acute sinus; peduncles 3-5 cm. long; involucre 5-6 mm. high and as broad; bracts linear,
viscid-villous; ligules white, 5-6 mm. long; disk-flowers numerous; corolla-tube glandular-
puberulent, 1-1.5 mm. long; throat cylindric, 2.5 mm. long; achenes oblong, 3 mm. long,
without callous margins and pappus.
Type locality: Cerro Colorado, Sinaloa. Distribution: Sinaloa.