Napeanthus macrostoma

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Napeanthus macrostoma

Description

Terrestrial herb, 10-25 cm tall. Stem subwoody at base, decumbent or pendent, pilose, becoming glabrous. Leaves variable; petiole very short or lacking, pilose; blade membranaceous when dry, oblong-spathulate, 11-17 x 3.2-5.6 cm, margin sinuate or shallowly crenate-serrate, apex obtuse or rounded, base gradually narrowed towards base, above sericeous when unfolding, with thin cobweb-like hairs soon glabrescent, below puberulous with thin appressed hairs on midrib and veins. Flowers several, in pedunculate, subumbellate inflorescences; peduncle 2.5-6 cm long, with spreading thin hairs; pedicel 0.5-1 cm long, with spreading thin hairsCalyx green, lobes erect, equal, lanceolate, 0.8 x 0.2 cm, connate for about 1/4 of their length, margin entire, apex acute, outside with thin hairs, inside glabrous; corolla erect in calyx, white, tube campanulate, ca. 0.8 cm long, base not spurred, 0.15-0.2 cm wide, middle not curved or contracted, throat not contracted, outside glabrous, inside minutely pubescent, limb 1-1.2 cm wide, lobes subequal, spreading to recurved, ovate-rectangular, 0.4 cm long, 0.3 cm wide, margin minutely ciliate, emarginate; stamens included, inserted at base of corolla tube; ovary ovoid, 0.15 x 0.1 cm, glabrous, style 0.3 cm long, glabrous, stigma obscurely saucer-shaped. Mature capsule pale brown, ovoid, 0.3 cm long, 0.2 cm wide.

Distribution

Amaprá: present French Guiana: present Southern America: Suriname, Republic of: present
Suriname, French Guiana, and Brazil (Amaprá); 55 collections studied (SU: 5; FG: 50).

Phenology

Collected in flower ; in fruit in .

Notes

Photograph: Feuillet & Skog, 2002 (pl. 65 e (Mori et al. 21657)).