blade (3.5) 6.0 - 11.5 (21.5) cm long, and (1.0) 2.0 - 4.5 (8.5) cm wide, elliptic, narrowly elliptic 
or ovate, few times obovate, apex acute, long acuminate, few times obtuse, base obtuse to acute, 
triplinerved or sometimes pinnately veined, with (3) 4 -6 pairs of secondary veins, upper surface 
sparsely velutinous to glabrous, lower surface velutinous, hairs erect, rather straight, secondary 
veins densely velutinous below; primary domatia usually not evident, secondary domatia absent; 
inflorescence 3.5 - 11.0 (17.5) cm long, axillary to leaves or to small deciduous bracts, then on 
very short branchlets or at the base of new branches, cymose-paniculate, terminal branchings 
sometimes irregular, sparsely velutinous, often glauco-ceraceous, flower pedicel (2.5) 4.0 - 7.5 
(11) mm long, glabrous, sometimes sparsely velutinous; flowers 2.2 - 3.0 mm long, urceolate, 
greenish yellow, tepals 1.8 - 2.5 mm long, and 1.5 - 2.2 mm wide, ovate or widely ovate, 
glabrous outside, sericeous inside, the outer ones sometimes glabrescent on their upper half, 
stamens of whorls I & II 1.4 - 2.2 mm long, their filaments glabrous or sparsely pilose ad and 
abaxially, anthers glabrous, stamens of whorl III 1.5 - 2.1 mm long, their filaments sparsely 
pilose above on the margin and adaxially, anthers glabrous, sporangia four in all stamens, upper 
sporangia of whorl III stamens very few times aborted or absent, glands ca. 0.5 mm long, elliptic 
or rounded, staminodes 0.9 - 1.2 mm long, their filaments sparsely pilose above on the margin 
and adaxially, apex glabrous or sparsely pilose abaxially on the base, hypanthium 0.3 - 0.5 mm 
deep, glabrous outside and inside, only few times with some scattered hairs inside, ovary and 
style glabrous; fruit 10.0 - 15.5 mm long, and 8.0 - 12.5 mm wide, ellipsoid, seated on the 
persistent tepals, pedicel turbinate, reddish. 
This species is found mainly in the central highlands of Mexico, north to the volcanic belt 
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