Results 21 to 30 of about 116 (88)

Histological and transcriptomic analyses of lignin biosynthesis in stenospermocarpic seedless and seeded grape ovules

open access: yesScientia Horticulturae
Background: Seedlessness is a highly desirable trait in table and processing grape cultivars. However, the molecular mechanisms underlying stenospermocarpic seedless in grapes remain largely unclear. Results: In this study, the stenospermocarpic seedless
Zhaoxian Liu   +7 more
doaj   +1 more source

A new species of Hypericum section Taeniocarpium (Hypericaceae) from Türkiye

open access: yesNordic Journal of Botany, Volume 2025, Issue 12, December 2025.
A new species, Hypericum aladaglariense, is described and illustrated from Yahyalı, Kayseri Province in Türkiye. The new species belongs to Hypericum sect. Taeniocarpium. It is related to H. linarioides, H. armenum, and H. theodori, which differs by its leaves, bract, bracteole, sepal, and petal features.
Hayri Duman   +3 more
wiley   +1 more source

ANATOMY AND ONTOGENY OF ASTRAGALUS REMOTIJUGUS BOISS. & HOHEN. SEED [PDF]

open access: yesJournal of Plant Development, 2014
The aim of this study was to describe the anatomy and ontogeny of Astragalus remotijugus Boiss. & Hohen. seed using the usual techniques. The ovules are campilotropous, crassinucelate, and bitegmic.
Mozhgan FARHANGISABET   +4 more
doaj  

Pharmacognostical study of Sterculia monosperma fruit

open access: yesGuangxi Zhiwu
Sterculia monosperma fruit is the dried and mature seed of Sterculia monosperma, which belongs to genus Sterculia. In China, this plant is a widely distributed arbor with a long planting history in Lingnan area.
PENG Xiaoqi   +5 more
doaj   +1 more source

Mongolitria: A new Early Cretaceous three‐valved seed from Northeast Asia

open access: yesAmerican Journal of Botany, Volume 111, Issue 2, February 2024.
Abstract Premise Fossil seeds recovered from the Early Cretaceous of Mongolia and Inner Mongolia, China, are described and assigned to Mongolitria gen. nov., a new genus of gymnosperm seed. Methods Abundant lignitized seeds along with compression specimens isolated from the matrix were studied using a combination of scanning electron microscopy ...
Maya A. Bickner   +5 more
wiley   +1 more source

Anatomía y desarrollo de fruto y semilla de Solanum palinacanthum (Solanaceae) Anatomy and development of fruit and seed of Solanum palinacanthum (Solanaceae)

open access: yesRevista Mexicana de Biodiversidad, 2007
Se analiza el desarrollo y anatomía de fruto y semilla en Solanum palinacanthum Dunal, sect. Acanthophora Dunal, subgénero Leptostemonum (Dunal) Bitter (Solanaceae). Se describen las características del pericarpo, (exocarpo, mesocarpo, endocarpo) y de la
Nilda Dottori, María Teresa Cosa
doaj  

ANATOMÍA Y ONTOGENIA DE SEMILLAS DE HELICTERES LHOTZKYANA (STERCULIACEAE)

open access: yesBonplandia, 1997
Fueron estudiadas la anatomía y la ontogenia de las semillas de H. Lhotzkyana, con el fin de conocer la estructura y el origen de su aleta. Fueron analizadas semillas maduras de H. baruensis, representante del género, con el fin de comparar
Ana María González   +1 more
doaj  

Anatomy of sugar apple (Annona squamosa L.) seeds (Annonaceae)

open access: yesAgronomía Colombiana, 2013
The sugar apple is of great economic importance to the country, however, information on the anatomical and morphological aspects of Annonaceae family seeds is limited to a few species and the anatomical studies refer to very few seeds. Using histological
Fabio Martínez   +2 more
doaj  

EFECTO DEL REMOJO EN AGUA SOBRE LA GERMINACIÓN DE SEMILLAS DE PAPAYA VAR. MARADOL

open access: yesRevista Chapingo Serie Horticultura, 2005
Se estudió el efecto que tiene el tiempo de remojo, en agua estéril, de las semillas de Carica papaya L. var. Maradol en la emergencia de plántulas. Se encontró que el inicio de la emergencia se redujo al incrementarse el tiempo de remojo de las semillas.
M. Salvador-Figueroa   +2 more
doaj  

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