Results 21 to 30 of about 1,021 (90)
Várias espécies herbáceas e subarbustivas, nativas do Cerrado no Brasil, são geofitas, ou seja, sobrevivem ao período desfavorável de déficit hídrico e de baixas temperaturas, que muitas vezes coincide com incêndios, mantendo apenas a porção subterrânea.
Divina Aparecida Anunciação Vilhalva +1 more
doaj +1 more source
Anatomia de Euterpe oleracea Mart. (Palmae da Amazônia) [PDF]
Analisada a estrutura anatômica da raíz e folha-axial de espécimes jovens e adultos; da pina, fruto, semente e raque secundário da inflorescência. Detectadas ainda substâncias de reservas, notadamente cristais inulínicos, hemicelulose e lipídios; e ...
Paula, José Elias de
core +1 more source
The species of the genus Smilax, popularly known as sarsaparilla, are widely used in folk medicine due to the antirheumatic properties of its underground structures. Smilax fluminensis and S. syphilitica occur in forested areas and form thickened stems called rhizophores from which adventitious roots grow.
Appezzato-da-Glória, B. +4 more
openaire +2 more sources
Summary Plant‐parasitic cyst nematodes, such as Heterodera schachtii, cause substantial crop losses world‐wide and induce specialized feeding structures in host roots, yet the molecular mechanisms underlying feeding structure initiation and development remain poorly understood.
Anna Pijnacker +8 more
wiley +1 more source
Estudou-se a anatomia de raízes de 27 espécimes de 13 espécies de Actinocephalus (Koern.) Sano que ocorrem nos campos rupestres brasileiros. As raízes de todos os espécimes estudados caracterizam-se por apresentar: epiderme unisseriada, com pêlos ...
Vera Lucia Scatena +2 more
doaj +1 more source
Summary To improve plant tolerance to suboptimal availability of the micronutrient boron (B), it is crucial to understand the mechanisms plants have evolved to tolerate B‐limited conditions. We assessed temporal physiological, ionomic and molecular responses to B deficiency across 185 Arabidopsis thaliana accessions grown in soil‐substrate in an ...
Thomas D. Alcock +8 more
wiley +1 more source
Anatomy of the underground system in Vernonia grandiflora Less. and V. brevifolia Less. (Asteraceae)
This work dealt with the anatomy of the underground system in Vernonia grandiflora Less. and V. brevifolia Less. (Vernonieae; Asteraceae), two perennial geophytes, to elucidate their ability to sprout in the Brazilian Cerrado conditions. V.
Adriana Hissae Hayashi +1 more
doaj +1 more source
Pharmacobotanical studies of wild indigo species (Indigofera suffruticosa and Indigofera truxillensis, Leguminosae,) with pharmacological properties [PDF]
Indigofera suffruticosa e Indigofera truxillensis são espécies de Leguminosae que se destacam no gênero por suas propriedades farmacológicas. O objetivo deste trabalho foi estabelecer um controle de qualidade morfológico para as matérias-primas vegetais ...
BARROS, Giselle Monte Cassiano Canavaci +1 more
core +1 more source
Coordination of cortex modifications in time, space, and under stress
Summary In roots, cell‐type‐specific differentiation enables specialized responses to environmental stress. The cortex, located between the vasculature and epidermis, is a key site for stress‐responsive modifications. The distinct specializations of the cortex are controlled by developmental, positional and environmental signals.
Dorota Kawa +2 more
wiley +1 more source
Este estudo busca caracterizar raízes de Bromeliaceae: Aechmea bromeliifolia, A. castelnavii, A. mertensii (Bromelioideae), Dyckia duckei, D. paraensis, D. racemosa (Pitcairnoideae), Tillandsia adpressiflora, T. didistachae e T.
Ivone Vieira da Silva +1 more
doaj +1 more source

