Results 11 to 20 of about 514 (166)

1027. TROPAEOLUM PENTAPHYLLUM subsp. MEGAPETALUM: Tropaeolaceae

open access: yesCurtis's Botanical Magazine, 2022
SummaryTropaeolum pentaphyllum Lam. subsp. megapetalum (Buchenau) Sparre (Tropaeolaceae) is described and illustrated; the subspecies is endemic to Bolivia, but is relatively widespread in montane areas between 1900 and 3100 m. Cultivation and related notes are provided.
Nicholas Hind   +2 more
core   +3 more sources

Morfología y anatomía de órganos vegetativos de Tropaeolum capillare (Tropaeolaceae)

open access: yesLilloa, 2013
Bulacio, Eva; María I. Mercado; Graciela I. Ponessa. 2013. “Morfología, anatomía y arquitectura foliar de Tropaeolum capillare (Tropaeolaceae)”. Lilloa 50 (2).
Eva Bulacio   +2 more
doaj   +2 more sources

Aspectos ecológicos y distribución de Tropaeolum tuberosum ssp. silvestre (Tropaeolaceae) en Argentina

open access: yesBoletín de la Sociedad Argentina de Botánica, 2012
Tropaeolum tuberosum Ruiz et Pav. ssp. silvestre Sparre es una hierba rizomatosa trepadora que en Argentina fue encontrada en las Sierras de Calilegua (Jujuy) y en áreas montanas de Catamarca, aunque de esta última localidad sólo se conoce un único e ...
Eva Bulacio, Hugo Ayarde
doaj   +1 more source

Potencial ornamental de Tropaeolum pentaphyllum Lam

open access: yesOrnamental Horticulture, 2017
Tropaeolum pentaphyllum Lam. (Tropaeolaceae) conhecida popularmente como crem é uma planta herbácea, geófita, trepadeira volúvel nativa do sul do Brasil.
Daniele Kiel Penteado Prestes   +2 more
doaj   +3 more sources

Morfología y anatomía de órganos vegetativos de Tropaeolum tuberosum ssp. silvestre (Tropaeolaceae)

open access: yesLilloa, 2012
Bulacio, Eva; Graciela Ponessa. 2012. “Morfología y anatomía de órganos vegetativos de Tropaeolum tuberosum ssp. silvestre (Tropaeolaceae)”. Lilloa 49 (1). Tropaeolum tuberosum Ruiz et Pav. ssp.
Eva Bulacio, Graciela I. Ponessa
doaj   +2 more sources

Stacked scattering: The key to bright flowers lies in the mesophyll. [PDF]

open access: yesAm J Bot
Abstract Premise The coloration of flowers is caused by wavelength‐selective absorption by pigments and scattering of light by floral structures. Although the molecular, physiological, and chemical properties of floral pigments have been studied in considerable detail, how floral structures contribute to the visual signal remains largely unknown.
De Paola L   +5 more
europepmc   +2 more sources

EL POLEN DE LAS ESPECIES ARGENTINAS DE TROPAEOLUM (TROPAEOLACEAE)

open access: yesDarwiniana, 2011
En este trabajo se analizan las características polínicas de Tropaeolum argentinum, T. atrocapillare, T. capillare, T. incisum, T. meyeri, T. patagonicum, T. pentaphyllum, T. polyphyllum, T. porifolium, T. trialata, T. tuberosum subsp.
Silvina Garralla, Eva Bulacio
doaj   +2 more sources

TWO NEW SUBSPECIES OF TROPAEOLUM (TROPAEOLACEAE) FROM THE IV REGION (COQUIMBO), CHILE DOS NUEVAS SUBESPECIES DE TROPAEOLUM (TROPAEOLACEAE) DE LA IV REGION (COQUIMBO) DE CHILE

open access: yesGayana: Botanica, 2000
Two new subspecies of Tropaeolum hookerianum Barn. are described. Apart from T. hookerianum subsp. austropurpureum presented here, only one other Andean-Pacific temperate Tropaeolum, T. azureum Bert. ex Colla, has blue to purple flowers. The second taxon,
John M. Watson, Ana R. Flores
doaj   +1 more source

The developmental basis of floral nectary diversity and evolution. [PDF]

open access: yesNew Phytol
Summary Nectar is a central bridge between angiosperms and animal mutualists. It is produced by specialized structures termed nectaries, which can be found on different plant organs. Consumption of floral nectar by pollinators and the subsequent transfer of pollen contribute to the reproductive success of both angiosperms and their pollinators.
Liao IT, Gong Y, Kramer EM, Nikolov LA.
europepmc   +2 more sources

Polen de interés apícola del Noroeste de Santa Cruz (Patagonia Argentina): aspectos Morfológicos

open access: yesBoletín de la Sociedad Argentina de Botánica, 2012
Se describen e ilustran mediante fotomicrografías tomadas con MO y MEB catorce tipos morfológicos hallados en mieles y cargas polínicas de Apis mellifera L. en el noroeste de la provincia de Santa Cruz.
Alicia Forcone, Silvina Ruppel
doaj   +3 more sources

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