Complex polyploid and hybrid species in an apomictic and sexual tropical forage grass group: genomic composition and evolution in Urochloa (Brachiaria) species

P Tomaszewska, MS Vorontsova, SA Renvoize… - Annals of …, 2023 - academic.oup.com
Abstract Background and Aims Diploid and polyploid Urochloa (including Brachiaria,
Panicum and Megathyrsus species) C4 tropical forage grasses originating from Africa are …

Phylogenomic analysis reveals five independently evolved African forage grass clades in the genus Urochloa

LE Masters, P Tomaszewska, T Schwarzacher… - Annals of …, 2024 - academic.oup.com
Abstract Background and Aims The grass genus Urochloa (Brachiaria) sensu lato includes
forage crops that are important for beef and dairy industries in tropical and sub-tropical …

Diverged subpopulations in tropical Urochloa (Brachiaria) forage species indicate a role for facultative apomixis and varying ploidy in their population structure and …

J Higgins, P Tomaszewska, TK Pellny… - Annals of …, 2022 - academic.oup.com
Abstract Background Urochloa (syn. Brachiaria) is a genus of tropical grasses sown as
forage feedstock, particularly in marginal soils. Here we aimed to clarify the genetic diversity …

The repetitive DNA sequence landscape and DNA methylation in chromosomes of an apomictic tropical forage grass, Cenchrus ciliaris

P Rathore, T Schwarzacher… - Frontiers in Plant …, 2022 - frontiersin.org
Cenchrus ciliaris is an apomictic, allotetraploid pasture grass widely distributed in the
tropical and subtropical regions of Africa and Asia. In this study, we aimed to investigate the …

[HTML][HTML] Haploid plant production and flowcytometric evaluation of Lilium ledebourii (Baker) Boiss

M Bagherian-Shamasbi, E Chamani, YP Hir… - Scientia …, 2025 - Elsevier
Abstract Lilium ledebourii (Baker) Boiss. is a distinct ornamental species, with its breeding
program being of significant importance. Due to its wild nature, cultivation of this rare plant …

Ploidy variation in Rhododendron subsection Maddenia and its implications for conservation

L Hu, JA Tate, SE Gardiner, M MacKay - AoB Plants, 2023 - academic.oup.com
Polyploidy, which is common in plants, can confound taxon recognition and hence
conservation assessments. In the taxonomically complex genus Rhododendron, 25% of the …

High mountains of central Europe as a refuge of surprising cytotype diversity of Huperzia selago (Lycopodiaceae)

K Vejvodová, J Krejčí, P Koutecký, M Lučanová… - Alpine Botany, 2024 - Springer
Polyploidization is pivotal in plant speciation, affecting adaptability, ecological tolerance and
specific geographical distribution patterns. While cytotype diversity has been extensively …

Morphological, cariological, and phytochemical studies of diploid and autotetraploid Hippeastrum papilio plants

G Haist, B Sidjimova, V Vladimirov, L Georgieva… - Planta, 2023 - Springer
Main conclusion The polyploidization of Hippeastrum papilio influences its primary and
secondary metabolism including the biosynthesis of bioactive alkaloids. Abstract …

Genome size evolution in the beetle genus Diabrotica

D Lata, BS Coates, KKO Walden, HM Robertson… - G3, 2022 - academic.oup.com
Diabrocite corn rootworms are one of the most economically significant pests of maize in the
United States and Europe and an emerging model for insect–plant interactions. Genome …

Phylogenomic analysis reveals the evolutionary origins of five independent clades of forage grasses within the African genus Urochloa

LE Masters, P Tomaszewska, T Schwarzacher… - bioRxiv, 2023 - biorxiv.org
Abstract Background and Aims The grass genus Urochloa (Brachiaria) includes forage
crops that are important for beef and dairy industries in tropical and sub-tropical Africa …