(B. L. Robinson) King & H. Robinson, Phytologia 28:67.1974
Eupatorium hypomalacum var. wetmorei B. L.Robinson
Slender erect shrub, 2-3 (5) m tall; stems crisp-pubescent andwith viscid, ± globular glands. Leaves opposite; petioles10-20 cm long; blades broadly to narrowly elliptic, long-acuminate,gradually tapered to base and decurrent onto petiole, 8-20 cm long,2.6-5 (6.5) cm wide, glabrate or weakly pubescent and denselycovered with viscid, ± globular glands on lower surface,sparsely serrate. Inflorescences paniculate, terminal, bearing manyflowers; heads discoid, 5-6 mm high; phyllaries in several series,sharp-pointed, 2-5 mm long; ray flowers lacking; disk flowersbisexual, the corolla white, tubular, the lobes small, the antherssyngenesious, remaining in tube, the stigmas papillate outside,long-emergent after anthesis. Achenes narrowly turbinate, sharplyangled, very sparsely pubescent, ca 2 mm long; pappus of numerousbristles. Croat 13273.
Uncommon along the shore and occasional southwest of SlothiaIsland on shaded shores. Flowers from the late rainy season throughthe dry season (November to April).
Panama and adjacent Costa Rica. In Panama, known from tropicalmoist forest in the Canal Zone (BCI) and in Bocas del Toro and frompremontane wet forest in Panama.
See Fig. 548.