Results 1 to 10 of about 194 (115)

Study of Polyphenol Content and Antioxidant Capacity of Myrianthus Arboreus (Cecropiaceae) Root Bark Extracts. [PDF]

open access: yesAntioxidants (Basel), 2015
In order to evaluate the therapeutic potential of polyphenolic extracts from root bark of M. arboreus, we have determined the content of various polyphenols in aqueous and ethanol (EtOH) extract as well as two sub-fractions of the latter: ethyl acetate (EAc) and hexane (Hex).
Kasangana PB, Haddad PS, Stevanovic T.
europepmc   +5 more sources

Myxomycetes occurring on Cecropia adenopus (Cecropiaceae) in fragments of Atlantic Rainforest Myxomycetes ocorrentes em Cecropia adenopus (Cecropiaceae) em fragmentos de Floresta Atlântica [PDF]

open access: yesActa Botânica Brasílica, 2011
Cecropia adenopus (Ambay pumpwood) is a frequent native species on the edges of woods and clearings and is considered a pioneer species in re-colonized areas. Despite its distribution from Mexico to Argentina, this substrate has never been examined in detail regarding the presence of Myxomycetes. In the present study, the myxobiota associated with leaf
Andrea Carla Caldas Bezerra   +2 more
openaire   +5 more sources

CECROPIACEAE A NEW FAMILY OF THE URTICALES [PDF]

open access: yesTAXON, 1978
SummaryThe problem of the correct position of the Conocephaloideae, a subfamily of the Moraceae in Engler's system, but transferred to the Urticaceae by Corner (1962), can be satisfactorily solved by assigning the rank of family to this taxon, to be named Cecropiaceae.
openaire   +2 more sources

FAMILIA CECROPIACEAE

open access: yesFlora del Bajío y de Regiones Adyacentes, 1997
Familia de distribución pantropical que comprende seis géneros y 180 a 200 especies; en nuestra área de estudio con un solo representante. Los miembros de Cecropiaceae tradicionalmente se incluían en Moraceae y por algunos autores en Urticaceae, pero en ambas familias constituían elementos discordantes a causa de diversos caracteres.
Servando Carvajal, Cruz Peña-Pinela
openaire   +1 more source

Distributional patterns of cecropia (Cecropiaceae): a panbiogeographic analysis

open access: yesCaldasia, 1997
A panbiogeographic analysis of the distributional patterns of 60 species of Cecropia was carried out. Based on the distributional ranges of 36 species, we found eight generalized tracks for Cecropia species. whereas distributional patterns of 24 species were uninformative for the analysis.
Franco Rosselli, Pilar   +1 more
openaire   +3 more sources

Scaling of stem and crown in eight Cecropia (Cecropiaceae) species of Brazil [PDF]

open access: yesAmerican Journal of Botany, 2001
The scaling of stem and crown was studied in eight Cecropia species in Amazonian and southeastern forests of Brazil. The Amazonian species, C. concolor, C. palmata, C. purpurascens, C. sciadophylla, and C. ulei were studied in Manaus, Amazonas, Brazil. The southeastern species, C. glaziovii, C. hololeuca, and C.
T C, Sposito, F A, Santos
openaire   +2 more sources

Néctar em Cecropia lyratiloba Miq. var. nana Andr. & Car. (Cecropiaceae) [PDF]

open access: yesRodriguésia, 1984
Registrase mais uma fonte de alimento, utilizada pelas formigas Azteca associadas a Cecropia: o néctar das flores femininas. O caráter relicto destes nectários é aqui considerado. A gota de néctar parece ser importante na captação e germinação do pólen.
openaire   +4 more sources

Tolerância à inundação de Cecropia pachystachya Trec. (Cecropiaceae): aspectos ecofisiológicos e morfoanatômicos [PDF]

open access: yesActa Botanica Brasilica, 2008
Visando elucidar aspectos da tolerância à hipoxia, plantas de Cecropia pachystachya foram submetidas a 30 dias de inundação. O crescimento e desenvolvimento, a condutância estomática, a fotossíntese e a morfo-anatomia foram avaliadas. A taxa de crescimento relativo (TCR) da raiz e do caule foi inferior em plantas alagadas, não havendo diferenças nesta ...
Batista, Claudia Universal Neves   +4 more
openaire   +3 more sources

Effects of light and temperature on seed germination in Cecropia hololeuca Miq. (Cecropiaceae) [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2004
Seeds of Cecropia hololeuca were submitted to regimes of constant and alternating temperatures, associated with photoperiods of white light, "shade light" and continuous darkness under controlled conditions in laboratory. Seeds did not germinate at constant temperatures of 10°C to 20°C and above 35°C.
Godoi, Simone, Takaki, Massanori
openaire   +5 more sources

Cecropiaceae endémicas del Perú

open access: yesRevista Peruana de Biología, 2006
La familia Cecropiaceae es reconocida en el Perú por presentar tres géneros y 58 especies (Brako & Zarucchi, 1993; Ulloa Ulloa et al., 2004; Berg & Franco, 2005), todas ellas árboles o hemiepífitos. En este trabajo reconocemos seis especies endémicas en dos géneros.
openaire   +5 more sources

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