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- Publications
- Influence
Eocene Patagonia Fossils of the Daisy Family
- V. D. Barreda, L. Palazzesi, +7 authors F. Bechis
- Geography, Medicine
- Science
- 24 September 2010
Fossil evidence suggests that daisies and sunflowers may have originated in South America more than 47 million years ago. Fossil capitula and pollen grains of Asteraceae from the Eocene of Patagonia,… Expand
The Subfamily Mutisioideae (Asteraceae)
- L. Katinas, J. Pruski, G. Sancho, M. Tellería
- Biology
- The Botanical Review
- 9 December 2008
The subfamily Mutisioideae (74 genera, ca. 865 species), which comprises three tribes, Mutisieae (43 genera, ca. 500 species), Nassauvieae (25 genera, ca. 315 species), and Stifftieae (six genera, 48… Expand
An extinct Eocene taxon of the daisy family (Asteraceae): evolutionary, ecological and biogeographical implications.
- V. Barreda, L. Palazzesi, +6 authors R. Corsolini
- Biology, Medicine
- Annals of botany
- 2012
BACKGROUND AND AIMS
Morphological, molecular and biogeographical information bearing on early evolution of the sunflower alliance of families suggests that the clade containing the extant daisy… Expand
Early evolution of the angiosperm clade Asteraceae in the Cretaceous of Antarctica
- V. Barreda, L. Palazzesi, M. Tellería, E. Olivero, J. Raine, F. Forest
- Biology, Medicine
- Proceedings of the National Academy of Sciences
- 10 August 2015
Significance The flowering plant family Asteraceae (e.g. sunflowers, daisies, chrysanthemums), with about 23,000 species, is found almost everywhere in the world except in Antarctica. Asteraceae (or… Expand
Pollen types in Southern New World Convolvulaceae and their taxonomic significance
- M. Tellería, G. Daners
- Biology
- Plant Systematics and Evolution
- 3 December 2003
Pollen morphology from 143 collections representing 11 genera and 75 species of native South American Convolvulaceae was analyzed with LM and SEM. Exine structure and sculpture allow to distinguish… Expand
Pollen collected by honey bees (Apis mellifera L.) from south of Caldén district (Argentina): botanical origin and protein content
- A. C. Andrada, M. Tellería
- Biology
- 1 June 2005
In the south of the Caldén district (Phytogeographical province of Espinal, Argentina) the availability of flowering along with the botanical origin and protein content of pollen harvested by honey… Expand
Bombus species and their associated flora in Argentina
- A. H. Abrahamovich, M. Tellería, N. B. Díaz
- Biology
- 1 January 2001
Eight species of bumble bee (Bombus spp.) are found in Argentina. These bees are important pollinators of cultivated and native plants. Information on their distribution and forage requirements are… Expand
Fossil pollen indicates an explosive radiation of basal Asteracean lineages and allied families during Oligocene and Miocene times in the Southern Hemisphere.
- V. Barreda, L. Palazzesi, M. Tellería, L. Katinas, J. Crisci
- Biology
- 1 May 2010
Abstract Much of our knowledge of the past distribution and radiation of Asteraceae and allied families depends on the fossil pollen record. In recent years, new discoveries are coming to light from… Expand
Caracterización botánica y geográfica de las mieles de la provincia fitogeográfica pampeana (República Argentina) III: noreste de la provincia de La Pampa
- M. Tellería
- Geography
- 1996
Twenty one samples of honey from the northeast of La Pampa province were analized using the techniques proposed by Louveaux et al. (1978). Thirty four types were identified. Eight samples have a… Expand
Fossil pollen grains of Asteraceae from the Miocene of Patagonia: Nassauviinae affinity
- V. Barreda, L. Palazzesi, M. Tellería
- Biology
- 1 July 2008
Abstract Fossil pollen grains with morphological features unique in the subtribe Nassauviinae (tribe Mutisieae, Asteraceae) occur in Miocene marine deposits of eastern Patagonia, southern South… Expand