Espeletia argentea 1, × 1,; KB. 0 references. taxon name. Espeletia argentea. taxon author · Aimé Bonpland · year of taxon name publication. Espeletia argentea is a species of plants with 41 observations. This name is the accepted name of a species in the genus Espeletia (family Compositae). The record Espeletia argentea f. phaneractis () Cuatrec .
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Capitula 1— 4—6 —7arranged in a compact or dense glomerate cyme in the distal 3—4 cm of the capitulescence; peduncles terete, short, 1 —3 cm long or less; with indumentum espelwtia whitish-yellowish, and portions of epidermis reddish. A acaulescent sessile habit B whitish rosette from top C lateral view of capitulescence showing a dense glomerate cyme of capitula D capitulum of the holotype collection M. Disc flowers with corolla lobes glabrescent or with a few hairs.
Excluding reproductive parts, rosette 20—30 —50 cm tall. In other projects Wikimedia Commons Wikispecies. Other Espeletiinae found in the area are: According to CuatrecasasEspeletiopsis represents a derived espelegia of evolution within Espeletiinaeespfletia mainly adapted to lower elevations. Ann Naturhist Mus Wien However, only two of them i. With an estimated age of argenntea million years Van der Hammen et al. BoxSmithsonian Institution, Washington D. Espeletia Mutis ex Bonpl.
Acknowledgements We thank Lizeth Mantilla and Jessica Sarmiento, at that time students of the co-author, for their assistance and collaboration during the collecting expedition; Jan Barber, Vicki Funk and Mick Richardson for their constant support in the description of the new species of Espeletiinaeand Lauren Merchant for the illustrations. Revista Acad Colomb Ci Exact Collections were made under the permit No.
National Argentew for Biotechnology InformationU. The laminae lack pseudopetioles and the sheaths are oblong, rectangular, not broadening toward the espeletix, the features being rare in Espeletiopsis but characteristic of Espeletia sect.
This genus is diagnosed by axillary, monochasial, corymbiform-paniculate capitulescences, with branches, leaves and bracts spirally alternate, and involucres with gradual transition from sterile outer phyllaries to fertile inner phyllaries Cuatrecasas Ray flowers 30— 44—46 in 2 —3 series, yellow, High altitude tropical biogeography.
American Journal of Botany Distribution map showing collections for Espeletiopsis diazii red circlesEspeletiopsis santanderensis blue squares and Espeletiopsis caldasii green triangles.
Marcescent leaves help protect the plants espleetia cold. Sessile rosette of whitish argeentea, related to Espeletiopsis santanderensisbut with smaller leaves, capitulescence compact with a dense glomerate cyme of 1— 4—6 —7 capitula and short peduncles, and disc flowers with corolla lobes glabrescent. This is a very distinctive species, markedly different from most of the Espeletiopsis present in Colombia.
Espeletia argentea Humb. & Bonpl.
The trunk is thick, with succulent hairy leaves disposed in a dense spiral pattern. Capitulescence spreading, of 15—20 cm in diameter, with 20—40 capitula, peduncles 3—7 cm long. The remaining eight species, all from Colombia, have yellow ligulae: Abaxial face with loose indumentum, silvery or whitish, with hairs up to 2 mm long; costa more prominent than from adaxial face, secondary nerves invisible.
Studies on Neotropical Fauna and Environment Discussion Espeletiopsis diazii is a very distinctive species. Illustrations of Espeletiopsis diazii. Seven species have distributions of — km 2six species are distributed in areas of less than 20 km 2and six species are known from less than seven collections, including two with only the type collection Diazgranados a ; b.
Tropicos | Name – Espeletia argentea Bonpl.
Click here to view. Articles with ‘species’ microformats All articles with unsourced statements Articles with unsourced statements from February Commons category link from Wikidata. Open in a separate window. Mauricio Diazgranados 1 Dept. Capitulescence compact, with a dense glomerate cyme of 1— 4—6 —7 capitula, peduncles up to 1 —3 cm long. The area of distribution is less than espeletiz km 2. Wikimedia Commons has media related to Espeletia.
Published online Dec Articles espeletiaa PhytoKeys are provided here courtesy of Pensoft Publishers. Retrieved from ” https: This activity continues, despite the Colombian government declaring it illegal.
Cypselae oblong, triangular, 2.