Results 71 to 80 of about 84,624 (300)

Pollen Visualization of Turkish Flora of Selected Plant Species under Light, Scanning, and Transmission Microscopy

open access: yesAgronomy, 2023
This study aims to examine pollen morphologically via studies of 16 plant taxa from Turkish flora. The pollen structures of the taxa examined, and their microscopic relevance, was discussed and studied with the help of microscopic visualization using ...
Azize Demirpolat, Pelin Yılmaz Sancar
doaj   +1 more source

Morphological and immunochemical characterization of the pollen grains of Chenopodium album L. (Chenopodiaceae) in a temperate urban area in Argentina [PDF]

open access: yes, 2014
Chenopodium album es una hierba cosmopolita, anual, muy polimórfica, que crece en forma espontánea en baldíos con suelos modificados de los barrios periféricos de Bahía Blanca.
Aztiria, María Eugenia   +5 more
core  

Loss of YABBY2-Like Gene Expression May Underlie the Evolution of the Laminar Style in Canna and Contribute to Floral Morphological Diversity in the Zingiberales. [PDF]

open access: yes, 2015
The Zingiberales is an order of tropical monocots that exhibits diverse floral morphologies. The evolution of petaloid, laminar stamens, staminodes, and styles contributes to this diversity.
Almeida, Ana MR   +3 more
core   +2 more sources

Pollen morphology of Contortae (Acanthaceae)

open access: yesBotanical Journal of the Linnean Society, 1993
Variation in pollen morphology is described and illustrated for 36 genera of Acanthaceae with contorted corolla aestivation. A parsimony analysis of pollen characters is presented.
openaire   +1 more source

Advancing European Plant Variety Registration: Data‐Driven Insights and Stakeholder Perspectives

open access: yesAgribusiness, EarlyView.
ABSTRACT Efficient plant variety registration is crucial for fostering innovation in the European Union, yet the current regulatory framework is complex and faces calls for reform. This study provides data‐driven evidence to inform the ongoing legislative debate by employing a mixed‐methods approach.
Sergio Urioste Daza   +2 more
wiley   +1 more source

On some pollen morphological concepts [PDF]

open access: yesGrana, 1979
Abstract The paper reviews some widely used pollen morphological concepts which are slightly vague and ambiguous. To meet the needs of palynological descriptions, the terminology has to be precise and, as far as possible, numerically defined. The terms oncus, verruca, annulus, prolate and oblate are discussed and redefined.
Joseph Praglowski, Bhoj Raj
openaire   +1 more source

Smart Bioinspired Material‐Based Actuators: Current Challenges and Prospects

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This work gathers, in a review style, an extensive and comprehensive literature overview on the development of autonomous actuators based on synthetic materials, bringing together valuable knowledge from several studies. Furthermore, the article identifies the fundamental principles of actuation mechanisms and defines key parameters to address the size
Alejandro Palacios   +4 more
wiley   +1 more source

Evaluating the African arid corridor hypothesis: A meta‐analysis including the phylogenetic and biogeographical history of Sesamothamnus

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise We examined the African arid corridor (AAC) disjunction pattern of vascular plants between northeastern and southwestern Africa in the context of geological and climatic events since the late Miocene. We developed a phylogenetic and biogeographical framework for the arid‐adapted genus Sesamothamnus (Pedaliaceae), a classic example of ...
John G. Zaborsky   +6 more
wiley   +1 more source

Pollen morphology of fruit species

open access: yesInternational Journal of Horticultural Science, 2000
Size and surface morphology of pollen has been studied in 87 twit varieties of 10 fruit species during the period of 1990-1995. No preceding work of that type came to our knowledge, yet.
P. Sótonyi   +4 more
doaj   +1 more source

Keanekaragaman Tumbuhan Berdasarkan Morfologi Polen Dan Spora Dari Sedimen Telaga Warna Dieng, Kabupaten Wonosobo, Jawa Tengah [PDF]

open access: yes, 2016
Pollen and spore may be used to identify the name of plants because on pollen and spore there is an outter wall, called exine, which have specific structure and sculpture.
Azizah, N. (Nurrahmah)   +2 more
core  

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