Results 41 to 50 of about 988 (139)

Flora de Grão-Mogol, Minas Gerais: Turneraceae [PDF]

open access: yes, 2006
Se describen brevemente todos los taxones de Piriqueta (3) y de Turnera (8) que viven en la Serra de Grao Mogol, Minas Gerais, Brasil, de los cuales una especie, Turnera coccinea Arbo es nueva para la ciencia y endémica de la región.
Arbo, Maria Mercedes
core   +2 more sources

Biosilicification in monocots: Comparative analysis highlights contrasting patterns of deposition

open access: yesAmerican Journal of Botany, Volume 112, Issue 7, July 2025.
Abstract Premise New insights into biomineral uptake and sequestration are important for understanding how plants grow. Some plants accumulate silica accretions in precise locations in particular cells. Among monocots, controlled biosilicification occurs in several different forms and is restricted to commelinids and orchids. Methods We utilized energy‐
Paula J. Rudall   +2 more
wiley   +1 more source

Canna fuchsina sp. nov. (Cannaceae-Zingiberales): descripción y relaciones con otras especies silvestres del género y con el grupo C. × generalis [PDF]

open access: yes, 2010
Canna fuchsina es el nombre que se propone aquí para designar una especie, nueva para la ciencia, del género Canna. Crece en colonias silvestres densas, cuyos individuos producen flores grandes de color fucsia, se reproducen sexualmente y prosperan en ...
Ciciarelli, María De Las Mercedes   +2 more
core   +1 more source

Deceptive Ceropegia sandersonii uses an arabinogalactan for trapping its fly pollinators

open access: yesNew Phytologist, Volume 246, Issue 6, Page 2738-2752, June 2025.
Summary Many plant species have evolved surfaces that reduce insect attachment. Among such plants are deceptive trap flowers of Ceropegia. Their gliding zones consist of convex epidermal cells, each with a bristle‐like central protuberance and a single small liquid droplet on its tip.
Philipp Feichtlbauer   +11 more
wiley   +1 more source

Time‐integrated δ2H in n‐alkanes and carbohydrates from boreal needles reveal intra‐annual physiological and environmental signals

open access: yesNew Phytologist, Volume 246, Issue 2, Page 498-514, April 2025.
Summary Reliable insights from key δ2H bioindicators, n‐alkanes and carbohydrates, are hindered by our limited understanding of isotope fractionation processes related to leaf water and primary assimilates. We addressed this with the first study to investigate time‐integrated intra‐annual δ2H signals of n‐alkanes and carbohydrates in a natural forest ...
Charlotte Angove   +8 more
wiley   +1 more source

Micromorfologia Foliar de Espécies de Sida spp. (guanxumas) Leaf Micromorphology of Sida spp. Species (prickly sida)

open access: yesPlanta Daninha, 2002
A eficácia dos herbicidas aplicados à folha é influenciada pela morfologia da superfície foliar que recebe a calda. A topografia da superfície foliar, o grau e o tipo da formação da cera epicuticular e a presença, tipo e distribuição de tricomas são ...
L.H.B. Albert, R. Victoria Filho
doaj   +1 more source

Anatomia foliar em secção transversal de Elaeis guineesis Jacq (Dendê). [PDF]

open access: yes, 2011
III ...
CARVALHO, L. C.   +4 more
core  

Symplastic guard cell connections buffer pressure fluctuations to promote stomatal function in grasses

open access: yesNew Phytologist, Volume 246, Issue 1, Page 192-203, April 2025.
Summary Stomata regulate plant gas exchange via repeated turgor‐driven changes of guard cell shape, thereby adjusting pore apertures. Grasses, which are among the most widespread plant families on the planet, are distinguished by their unique stomatal structure, which is proposed to have significantly contributed to their evolutionary and agricultural ...
Matthew J. Wilson   +8 more
wiley   +1 more source

Caracteres foliares en diez especies neotropicales y argentinas de Canna (Cannaceae, Zingiberales).

open access: yesBoletín de la Sociedad Argentina de Botánica, 2017
Se llevó a cabo un estudio con microscopía de luz y electrónica de barrido (MEB) de los caracteres de la epidermis y de la ontogenia de los estomas en especies neotropicales de Canna (Cannaceae).
María De Las Mercedes Ciciarelli   +2 more
doaj   +1 more source

Total wax and n-alkane profiles from fruit and leaf waxes of Malpighia glabra L. [PDF]

open access: yes, 2010
Malpighia glabra L., conhecida popularmente como acerola, é uma espécie economicamente importante devido ao elevado nível de ácido ascórbico (vitamina C) em seus frutos. A cera cuticular afeta o armazenamento do fruto pós-colheita.
Egydio, Anary Priscila Monteiro   +1 more
core   +2 more sources

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