ESPELETIA ARGENTEA PDF

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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The new species is closely related to Espeletiopsis caldasii and Espeletiopsis santanderensisbut differs in having 1— 4—6 —7 capitula, with very short peduncles, and capitula arranged in a compact or densely glomerate cyme. American Journal of Botany Currently argentsa genus contains 22 species, two varieties, three forms and three described hybrids Diazgranados a. In other projects Wikimedia Commons Wikispecies.

Retrieved from ” https: Abaxial face with loose indumentum, silvery or whitish, with hairs up to 2 mm long; costa more prominent aregntea from adaxial face, secondary nerves invisible. Capitulescence compact, with a dense glomerate cyme of 1— 4—6 —7 capitula, peduncles up to 1 —3 cm long. Rache L, Pacheco J. A Fragment of anther with pollen grains B pollen grain C disc flower style with pollen grains D papillae of outer side of stigmatic branches, showing pollen grains.

Species of Espeletiopsis have not been studied thoroughly. Two of these Espeletiopsis angustifolia Cuatrec.

Espeletia argentea Humb. & Bonpl.

Excluding reproductive parts, rosette 20—30 —50 cm tall. Fertile bracts linear or narrowly triangular, 2—2. Illustrations of Espeletiopsis diazii.

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Articles with ‘species’ microformats All articles with unsourced statements Articles with unsourced statements from February Commons category link from Wikidata. The genus Espeletiopsis is distributed expeletia the central Andes of Venezuela to the Cordillera Oriental Eastern Cordillera in Colombia, approximately from Cypselae oblong, triangular, 2.

WoRMS – World Register of Marine Species – Espeletia argentea Humb. & Bonpl.

This is a very distinctive species, markedly different from most of the Espeletiopsis present in Colombia. Still now, the area is floristically poorly known. Disc flowers with corolla lobes glabrescent or esprletia a few hairs. In addition espeletiw general morphology and reports in inventories and floras, six species have studies on anatomy Carlquist ; Ortega ; Rock ; Torres de Ricardisix on chemistry Bohlmann et al. The remaining eight species, all from Colombia, have yellow ligulae: Libanothamnus Ernst Tamania Cuatrec.

Leaf sheaths narrowly-oblong, 2.

Studies on Neotropical Fauna and Environment With an estimated age of 2—4 million espeoetia Van der Hammen et al. Mauricio Diazgranados 1 Dept. Frontiers in genetics 4: Click here to view. This article has been cited by other articles in PMC. Additional duplicates will be distributed to other herbaria, including US and MO. Views Read Edit View history.

Other Espeletiinae found in the area are: Ann Naturhist Mus Wien espeletka Collections were made under the permit No. Espeletia Mutis ex Bonpl. This page was last edited on 27 Augustat Photomicrographs of Espeletiopsis diazii.

With a total distribution area of less than 75 km 2this species is probably critically endangered or imperiled. The most studied species are Espeletiopsis corymbosa Humb.

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Revista Acad Colomb Ci Exact From Wikipedia, the free encyclopedia. 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 Argejtea for their constant support in the description of the new species of Espeletiinaeand Lauren Merchant for the illustrations.

We also thank the editor and reviewers for their comments. Pollen yellow when fresh, tricolporate, Seven esprletia 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.

frailejon plateado (espeletia argentea)

In the monograph of EspeletiinaeCuatrecasas treated seven of these genera in detail, but Espeletiopsis remained untreated. Capitulescences 2—5, corymbiform, more or less coetaneous, axillary, emerging from the upper nodes, twice longer than the leaves, 15— 25—45 —60 cm long; indumentum abundant, lanose-sericeous white towards the base, becoming lanose whitish-yellowish towards the distal portion.

By using this site, argenea agree to the Terms of Use and Privacy Policy. Taxonomy Espeletiopsis diazii M.

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