Results 61 to 70 of about 54,651 (307)

Vascularização foliar e anatomia do pecíolo de Melastomataceae do cerrado do Estado de São Paulo, Brasil Leaf vasculature and petiole anatomy of Melastomataceae from the cerrado of the São Paulo State, Brazil

open access: yesActa Botânica Brasílica, 2004
Foram estudados o pecíolo e a vascularização foliar de 22 espécies de Melastomataceae do cerrado do Estado de São Paulo. A análise da vascularização mostrou que, embora venação acródroma seja constante para todos os representantes, determinados ...
Cláudia dos Reis   +2 more
doaj   +1 more source

Morpho‐Anatomical and HPTLC Investigations of Lysimachia nummularia L. (Primulaceae) Grown in Switzerland

open access: yesMicroscopy Research and Technique, EarlyView.
This research provides a complete morphoanatomical description of Lysimachia nummularia, as well as a HPTLC profile. Standard techniques of light and scanning electron microscopies, as well as standard techniques of HPTLC, were used. ABSTRACT Primulaceae are distributed all over the world, encompassing around 2590 species.
Carolina Sabedotti   +9 more
wiley   +1 more source

Impact on the scape of Farfugium japonicum var. japonicum (Asteraceae) under strong wind conditions based on morphological and mechanical analyses

open access: yesFrontiers in Plant Science
Adaptation of Farfugium japonicum (L.) Kitam. var. japonicum (Asteraceae) to the strong wind environment of coastal areas has been shown to reduce lamina size and shorten petioles; however, their effects on other traits of this species remain unknown ...
Masayuki Shiba   +3 more
doaj   +1 more source

Review of Zethus Fabricius from the West Indies (Hymenoptera: Vespidae) [PDF]

open access: yes, 2003
Eleven species of Zethus are reported for the West Indies including two new species. A re-evaluation of Z. albopictus Smith is accomplished based on new material from Hispaniola leading to the creation of a new species group.
Stange, Lionel A.
core  

The Males Of Some Texan Ecitons [PDF]

open access: yes, 1901
Integrative ...
Long, William Henry   +1 more
core   +1 more source

Genetic Control of Petiole Length in Arabidopsis thaliana [PDF]

open access: yesPlant and Cell Physiology, 2002
Shade-avoidance syndrome is characterized by the formation of elongated petioles and unexpanded leaf blades under low-intensity light, but the genetic basis for these responses is unknown. In this study, two-dimensional mutational analysis revealed that the gene for phytochrome B, PHYB, had opposing effects in the leaf petioles and leaf blades of ...
Hirokazu, Tsukaya   +2 more
openaire   +2 more sources

Integrated characterization of Greek fennel genotypes through morpho‐agronomical characteristics, yield components and phytochemical compounds

open access: yesJSFA reports, Volume 5, Issue 3, Page 91-103, March 2025.
Abstract Background Fennel (Foeniculum vulgare Mill.) is a widely cultivated vegetable and aromatic‐medicinal plant. In this research, field studies assessed 12 fennel genotypes of diverse origin, comprising 10 Greek accessions and two European commercial varieties, focusing on their morpho‐agronomical traits, phenolic compounds and antioxidant ...
Kalliopi I. Kadoglidou   +6 more
wiley   +1 more source

Stability of Ampelometric Characteristics of Vitis vinifera L. cv. 'Syrah' and 'Sauvignon blanc' Leaves: Impact of Within-vineyard Variability and Pruning Method/Bud Load [PDF]

open access: yes, 2013
Historically, grapevine (Vitis vinifera L.) leaf characterisation has been a driving force in the identification of cultivars. In this study, ampelometric (foliometric) analysis was done on leaf samples collected from hand-pruned, mechanically pruned and
Baranyai, László   +6 more
core  

Phyllocephalum keralense (Asteraceae) a new species from southern Western Ghats of Kerala, India

open access: yesNordic Journal of Botany, EarlyView.
A new species of Phyllocephalum is described and illustrated from Palakkad district of Kerala, India. The new species shows similarity to P. rangacharii but differs with respect to key floral traits, viz. ovoid shape of the capitula, involucral bracts in 3 series, inflated receptacle and ovoid 6‐ribbed ovary with 5–6 densely barbellate pappus setae ...
Arya Sindhu   +4 more
wiley   +1 more source

Tetrataenium paikadae (Apiaceae), a new species from the Western Ghats, India

open access: yesNordic Journal of Botany, EarlyView.
A new species, Tetrataenium paikadae C.Rekha, Manudev & Prasanth (Apiaceae), is described from the State of Kerala, India. The new species is characterised by its hirsute to hispid stems, broadly ovate or rounded leaflets, long petioles with hirsute leaf sheaths, tomentose rays, symmetric flowers, ovate‐lanceolate involucel bracteoles, and mericarp ...
Rekha Chappan   +3 more
wiley   +1 more source

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