Results 41 to 50 of about 893 (145)

Mitochondrial matR sequences help to resolve deep phylogenetic relationships in rosids

open access: yesBMC Evolutionary Biology, 2007
Background Rosids are a major clade in the angiosperms containing 13 orders and about one-third of angiosperm species. Recent molecular analyses recognized two major groups (i.e., fabids with seven orders and malvids with three orders).
Dilcher David L   +6 more
doaj   +1 more source

Herbarium Specimens Provide Evidence for the Early Introduction of Erysiphe quercicola Into the United States and Document New Hosts

open access: yesForest Pathology, Volume 56, Issue 2, April 2026.
ABSTRACT The powdery mildew fungus Erysiphe quercicola (Erysiphaceae) has a complex taxonomic history that has long complicated assessments of its geographic distribution and host associations. Although knowledge of the global host range of this species has expanded substantially over the past two decades, sequencing‐confirmed records from North ...
Michael Bradshaw   +8 more
wiley   +1 more source

Flora of Ceará, Brazil: Vochysiaceae [PDF]

open access: yesRodriguésia
As part of the “Flora of Ceará: Knowing to Conserve” project, this study aimed to contribute to the knowledge of the diversity and distribution of Vochysiaceae species in the state of Ceará.
Igor Renan Bonfim de Souza   +3 more
doaj   +1 more source

Terminalia s.s. (Combretaceae) do Piauí, Brasil

open access: yesRodriguésia, 2020
Resumo Este trabalho apresenta o tratamento florístico-taxonômico para as espécies de Terminalia ocorrentes no estado do Piauí. O estudo foi baseado em análise de exsicatas depositadas em herbários nacionais e internacionais, bem como em observações ...
Rayane de Tasso Moreira Ribeiro   +4 more
doaj   +1 more source

Inconsistent effects of P enrichment and predator presence on food‐web dynamics in a bromeliad system

open access: yesOikos, Volume 2026, Issue 3, March 2026.
Food webs consist of trophic interactions of variable strength. However, it remains challenging to predict how changes in environmental conditions, such as nutrient enrichment, can affect these interactions. In this paper, we propose to integrate food web theory with ecological stoichiometry, which predicts how elemental ratios affect trophic ...
Pierre Rogy   +6 more
wiley   +1 more source

The complete chloroplast genome sequence of pomegranate ‘Bhagwa’

open access: yesMitochondrial DNA. Part B. Resources, 2019
Pomegranate (Punica granatum), as one of the most important fruit trees, is widely cultivated in the tropical and subtropical of the world. In our present study, we assembled a complete chloroplast genome of an important pomegranate cultivar ‘Bhagwa ...
Ming Yan   +4 more
doaj   +1 more source

The role of Alpine botanical gardens in integrating germplasm bank collections and mission

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 2, Page 680-692, March 2026.
This study underscores the vital role of Alpine botanical gardens (ABGs) in safeguarding Europe's alpine biodiversity amid climate change and habitat loss. By acting as living laboratories and reservoirs of plant genetic resources, ABGs bridge ex situ and in situ conservation, supporting ecosystem resilience and informing restoration strategies.
Marco Canella   +19 more
wiley   +1 more source

First whole genome sequence of a diploid crop wild relative of the Andean tuber “oca”: Annotation and comparative genomic analysis of Oxalis oulophora

open access: yesThe Plant Genome, Volume 19, Issue 1, March 2026.
Abstract Oxalis oulophora, a diploid species closely related to the octoploid Andean tuber crop oca (Oxalis tuberosa), was selected for whole‐genome sequencing to aid in understanding the origins of polyploidy and domestication in oca and its relatives (crop wild relatives).
Dilrini Vanrooyen, Eve Emshwiller
wiley   +1 more source

Sequencing, de novo assembly of Ludwigia plastomes, and comparative analysis within the Onagraceae family

open access: yesPeer Community Journal
The Onagraceae family, which belongs to the order Myrtales, consists of approximately 657 species and 17 genera. This family includes the genus Ludwigia L., which is comprised of 82 species.
Barloy-Hubler, F.   +4 more
doaj   +1 more source

The complete chloroplast genome of Syzygium polyanthum (Wight) Walp. (Myrtales: Myrtaceae)

open access: yesJournal of Asia-Pacific Biodiversity, 2023
Syzygium polyanthum (Wight) Walp. is a common herbal medicine and food ingredient in South East Asia. In this work, the chloroplast genome of S. polyanthum was sequenced and characterized using a next-generation sequencing method.
Hoang Danh Nguyen   +2 more
doaj   +1 more source

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