Results 291 to 300 of about 128,379 (343)

Localization of the ellagitannins in the tissues of Quercus robur and Quercus petraea woods

Phytochemistry, 1994
Abstract The heartwoods of a pedunculate oak and a sessile oak were each dissected into four fractions according to tissue type. The ellagitannins roburins A–E, grandinin, castalagin, and vescalagin in each fraction were determined by HPLC. The ellagitannin distributions in the wood of the two species were found to be identical. Both the longitudinal
Masson, Gérard, Puech, J.L., Moutounet, Michel   +2 more
openaire   +2 more sources

Pollen morphology of Quercus sect. Ilex and its relevance for fossil pollen identification in southwest China

Grana, 2018
Pollen grains of 16 modern species of Quercus were examined by scanning electron microscopy (SEM) and light microscopy (LM). The focus of this investigation was on a small group (c.
Xiao Zhang, Kangning Huang, Zhuo Zheng, Yaze Zhang, Q. Wan, L. Tian   +5 more
semanticscholar   +1 more source

Past Hybridization Between Quercus macrocarpa and Quercus gambelii

Brittonia, 1968
Introgression between two allopatric species,Quercus macrocarpa andQ. gambelii, has been observed in two separate locations: northeastern New Mexico and the Black Hills of western South Dakota and adjacent Wyoming. The probability that this introgression is the result of long-range pollination appears remote.
openaire   +1 more source

HYBRIDIZATION IN A POPULATION OF QUERCUS MARILANDICA AND QUERCUS ILICIFOLIA

Evolution, 1947
G. L. Stebbins, E. B. Matzke, C. Epling
openaire   +1 more source

The polyphenolic profile of Oak (Quercus) species: a phytochemical and pharmacological overview

Phytochemistry Reviews, 2020
D. Şöhretoğlu, G. Renda
semanticscholar   +1 more source

Quercus baloot Griff. Quercus dilatata Lindl Quercus incana W. Bartram Quercus lanata Sm. Fagaceae

2021
Nabin Joshi, Ripu M. Kunwar, Hammad Ahmad Jan, Rainer W. Bussmann, Narel Y. Paniagua-Zambrana   +4 more
openaire   +1 more source

Phylogeny and biogeography of East Asian evergreen oaks (Quercus section Cyclobalanopsis; Fagaceae): Insights into the Cenozoic history of evergreen broad-leaved forests in subtropical Asia.

Molecular Phylogenetics and Evolution, 2018
M. Deng, Xiao-Long Jiang, A. Hipp, Paul S. Manos, Marlene Hahn   +4 more
semanticscholar   +1 more source

Fungal Community Analyses of Endophytic Fungi from Two Oak Species, Quercus mongolica and Quercus serrata, in Korea

Mycobiology, 2021
Jong Kyu Lee
exaly  

Quercus

1910
B. Fischer, C. Hartwich
openaire   +1 more source

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2011
???????????????????????? ???????????? ???????????????????????? ???????????? ???????? ?????????????????? ???????????? (????) ?? ?????????? ?????????????? ?? ?????????????????????????? ???? ?????????????????????? ???????? 30-???????????? ?????????? ?????????? ???????????????????? ?? ?????????????????? ???????????? ???? ???????????????? ???????????????? ??
openaire   +1 more source