Results 61 to 70 of about 23,009 (221)

Taxonomic and nomenclatural novelties concerning the Valencian flora (eastern Spain), III [PDF]

open access: yes, 2014
Como parte de la Actualización taxonómica y nomenclatural de la flora vascular de la Comunidad Valenciana, se proponen cuatro combinaciones nuevas y una nueva subespecie, en los géneros Centaurea, Galium, Knautia, Lepidium y Satureja.As a part of the ...
Crespo Villalba, Manuel Benito   +1 more
core   +1 more source

Fruit fracture biomechanics and the release of Lepidium didymum pericarp-imposed mechanical dormancy by fungi [PDF]

open access: yes, 2017
Mechanical dormancy imposed by a hard fruit pericarp prevents premature seed germination. Here, the authors show that the pericarp of Lepidium didymum prevents germination by limiting water uptake and that dormancy can be released by fungal activity that
A Mühlhausen   +56 more
core   +2 more sources

Unlock the Walnut: How a Pectin‐Rich Suture Tissue and Moisture‐Driven Crack Formation Induce Shell Splitting and Facilitate Seed Germination

open access: yesAdvanced Functional Materials, Volume 35, Issue 50, December 9, 2025.
Walnut seeds are enclosed in a remarkably strong shell made of sclerenchyma, separated by a pectin‐rich suture tissue. Different cell shapes and chemical composition of this tissue point to an opening mechanism, which is triggered by cyclic humidity changes.
Sebastian J. Antreich   +3 more
wiley   +1 more source

Evolution of Repetitive Genomic Content and Gene Families Over Geo‐Climatic Gradients in Brassicaceae

open access: yesEcology and Evolution, Volume 15, Issue 12, December 2025.
Along temperature gradients such as elevation and latitude, species typically occupy distinct ranges, and life at the extremes may come with adaptive and non‐adaptive genomic changes. In the Brassicaceae family, comparative genomics revealed that geo‐climatic factors strongly predict genome size and transposable element (TE) content, explaining up to ...
Jana M. Flury   +3 more
wiley   +1 more source

Distribution patterns, weed incursions and origins of terrestrial flora at the Capricorn-Bunker Islands, Great Barrier Reef, Australia [PDF]

open access: yes, 2013
A checklist of vascular plants of the 15 Capricorn-Bunker Islands (CBI) (lat 23° 11’ to 24° 07’S; long 151° 43’ to 152° 43’E) compiled from 2007/08 surveys, recorded 131 vascular plant species including 44 (34%) native and 87 (66%) naturalized species ...
Batianoff, George N.   +3 more
core  

The biomechanics of seed germination [PDF]

open access: yes, 2017
From a biomechanical perspective, the completion of seed (and fruit) germination depends on the balance of two opposing forces: the growth potential of the embryonic axis (radicle–hypocotyl growth zone) and the restraint of the seed-covering layers ...
Leubner-Metzger, Gerhard   +1 more
core   +1 more source

Development of phytotherapeutic nanoformulation containing Gypsophila eriocalyx and its evaluation as a candidate formulation for osteoporosis treatment on human bone marrow stem cells

open access: yesPhytochemical Analysis, Volume 36, Issue 8, Page 2247-2265, December 2025.
Abstract Introduction Osteoporosis, one of the common bone diseases, manifests itself as a decrease in bone mass. Recently, the use of medicinal plants in the search for effective and low‐toxicity therapeutics for the prevention or treatment of osteoporosis has become a trending topic.
Sibel Kaymak   +6 more
wiley   +1 more source

Environmental evolution of cover deposits on chemically distinctive bare ground, New Zealand: review and temporal contexts

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 68, Issue 5, Page 1120-1152, December 2025.
ABSTRACT Chemically distinctive features such as high salinity, low nutrient contents, and extremes of pH can limit the development of a vegetation cover on soil‐free bare ground. This study synthesises our previous work on the geoecology of numerous chemically distinctive bare sites in the South Island and adds a temporal component within the last ...
Dave Craw, Cathy Rufaut
wiley   +1 more source

Lepidium virginicum L. (Brassicaceae), a new record for the flora of Iran

open access: yesیافته‌های نوین در علوم زیستی, 2018
In the framework of floristic and vegetation studies of different parts of the Hyrcanian region of northern Iran, Lepidium virginicum L. (Brassicaceae) is reported here for the first time for the flora of Iran.
Leila Mamizadeh, Alireza Naghinejad
doaj  

Вплив параметрів змінного світлового поля на ріст і розвиток рослин на закритому грунті [PDF]

open access: yes, 2005
Представлено результати впливу параметрів змінного опромінення на сиру на суху біомасу, вміст пігментів (хлорофілів, каротиноїдів), відновлених коферментів рослин Brassica rapa, Brassica juncea L., Lepidium sativum L., а також в культурі in vitro ...
Андрійчук, В.   +2 more
core  

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