Arachnothryx capitellata (Hemsl.) Borhidi

Rondeletia capitellata Hemsl. Diag. PL Nov. 28. 1879
Shrub, the branches slender, terete, brownish, pilose, strigillose when young; stipules triangular-subulate, 5-7 mm. long, erect, persistent, strigillose; leaves opposite, the petioles rather slender, 3-9 mm. long, strigillose, the blades ovate, elliptic, or narrowly elliptic-oblong, 7.5-12 cm. long, 2.5-4.5 cm. wide, acute or abruptly short-acuminate at the base, subabruptly acuminate or attenuate at the apex, thin, green above and glabrous or when young sparsely strigillose, beneath pilose-strigillose with very short hairs; inflorescence terminal, the flowers sessile or short-pedicellate in lax or dense few-flowered cymes, these short-pedunculate, arranged in a narrow thyrsiform short-pedunculate panicle about 12 cm. long; bracts linear, strigillose; hypanthium globose, finely strigillose; calyx-lobes 4, unequal, lance-triangular, 0.7-1 5 mm. long, acute or acutish, spreading, equaling or shorter than the hypanthium; corolla red, thinly strigillose outside, the tube slender, 6-8 mm. long, naked in the throat, the 4 lobes rounded, undulate, spreading, about 1.5 mm. long; anthers scarcely exserted.
Type locality: Mexico. Distribution: Veracruz and Oaxaca.