Taxon Details: Tepuia vareschii Steyerm.
Taxon Profile:
The Plant List
International Plant Name Index
Tropicos
Catalogue of Life
Global Biodiversity Information Facility
JSTOR Types
JSTOR
BHL
Encyclopedia of Life
WikiSpecies
Google Scholar
PubMed
Morphbank
IUCN
National Center for Biotechnology Information
Barcode of Life
Multimedia:

Narratives:

Family:

Ericaceae (Magnoliophyta)
Scientific Name:

Tepuia vareschii Steyerm.
Primary Citation:

Acta Bot. Venez. 2: 306. 1967
Accepted Name:

This name is currently accepted.
Description:

Description: Shrub; stems terete, densely and shortly pilose, hairs ferruginous or whitish, turning grayish, glabrate. Leaves thick-coriaceous, strongly convex above and concave below, elliptic, 1.5-3 x 0.7-1 cm, base obtuse to broadly cuneate, short-decurrent, apex obtuse or rounded, margin entire, strongly revolute, bearing 1 pair of pustular glands at the lamina base, glabrous above, densely ferruginous-tomentose beneath so as to obscure surface; pinnately nerved with midrib impressed above and raised beneath, lateral nerves (apparently 3-4 per side) obscure; petiole subterete, shallowly canaliculate above, rugose, 2-4 mm long, pubescent as stems. Inflorescence 1-5-flowered, with rachis, pedicels, floral bracts, bracteoles, and exterior surfaces of calyx densely and shortly ferruginous-tomentose, glabrate; rachis subterete, angled, 2-8 mm long; loral bract ovate, ca. 1.5 mm long, obtuse; pedicel subterete, angled, ca. 3 mm long; bracteoles broadly ovate, ca. 1.5-2 mm long, acute. Flowers with calyx ca. 8 mm long, lobes ovate, ca. 6 mm long, acuminate, sparsely short-pilose within at tips; corolla immature but buds densely short-pilose and anther base short-mucronate; ovary densely ferruginous-pilose so as to obscure surface; style ca. 5 mm long, glabrous. Berry not seen.

Distribution: Endemic to the Venezuelan Guayana and known only from the type collection, said to have been collected at the entrance to a cave, and from Chimantá.

Type: Venezuela. Bolívar: Auyán-tepui, 2300 m, Apr 1956 (late fl), Vareschi & Foldats 4966 (holotype, VEN, photo NY neg. 8015).

Conservation status: Rare and endangered.

Flora and Monograph Treatment(s):

Tepuia vareschii Steyerm.: [Article] Maguire, Bassett. 1978. The botany of the Guayana Highland--part X. Mem. New York Bot. Gard. 29: 1-288.
Tepuia vareschii Steyerm.: [Article] Luteyn, James L., et al. 1995. Ericaceae, Part II. The Superior-Ovaried Genera (Monotropoideae, Pyroloideae, Rhododendroideae, and Vaccinioideae P.P.). Fl. Neotrop. Monogr. 66: 560.