OOIR: Observatory of International Research

Papers

(The median citation count of Botany Letters is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-06-01 to 2026-06-01.)

Article	Citations
Friedmannodendron rodriguesiana , a new segregate of Dombeya Cav. (Dombeyoideae, Malvaceae), endemic to Rodrigues	17
Updated diversity and taxonomy of the fern genus Abrodictyum C. Presl (Hymenophyllaceae, Polypodiidae) in Asia, Australasia and Oceania	16
Elucidating the reproductive systems and fruit description of the Breadnut ( Brosimum alicastrum Sw., Moraceae), an underutilised opportunity food tree,	14
The type of Nitzschia intermedia , an often-misidentified diatom in Europe with the description of a new Nitzschia	11
Staurosirella constrictalonga , a new colony-forming araphid diatom species (Bacillariophyceae, Staurosiraceae) from France with some notes on a second rarely observed	11
Insights into palaeobotany	11
Francis Hallé (1938–2025), founder of the study of tree architecture	11
A new heteropolar Staurosirella species (Staurosiraceae, Bacillariophyceae), widely distributed in Europe	9
Artificial sandpit lake as a habitat of brackish diatom species	9
Early leaf development of Typha domingensis Pers. (Typhaceae)	9
Breeding system in Olea ferruginea Royle (Oleaceae): comparative performance of staminate and perfect flowers in reproductive assurance	7
Nomenclatural review and lectotypification of Pappophorum species (Poaceae: Chloridoideae)	7
Samuel Browne’s late 17th century Indian herbarium: identifications and early modern taxonomic practice	7
Refined morphological circumscription and epitypification of Pseudostaurosira polonica (Witak & Lange-Bertalot) E.Morales & Edlund (Staurosiraceae, Bacillariophy	7
A computer vision methodology for pollen classification using SEM: a case study with medicinal plant species	7
Correlation between epicarp spots and the overall quality of Forsythiae Fructus	7
Transcriptomic analysis reveals differential gene expression patterns during cannabis leaf morphogenesis and phase transition	6
New synonyms and lectotypes in Brazilian Sida (Malvoideae, Malvaceae)	6
A terrestrial hybrid quillwort, Isoetes ×angeloi, hyb. nov., (Isoetaceae) from Sicily	6
Functional analysis of ROX1 and rolB in the regulation of floral organ elongation in <	6
Phylogenomic and chromosomal evidence help clarify relationships within the geographically widespread genus Halerpestes (Ranunculaceae)	6
Plants used for palm-leaf manuscript production and conservation in South and Southeast Asia: a review of the literature	6
Comparison of the performance of two polar equations in describing the geometries of elliptical fruits	6
Revision of the Nitzschia sigma complex (Bacillariophyta), a frequent cosmopolitan species in disguise with the description of two new species	6
The allopolyploid origin(s) and diversification of New Caledonian Grevillea (Proteaceae)	5

“Diminishing returns” in the scaling of leaf area vs. dry mass across 94 teas in China	5
Plant–pollinator interactions in ultramafic and non-ultramafic environments in New Caledonia	5
Scaling relationships between leaf petiole and lamina size of two Photinia species	5
Cercestis blancii (Araceae), a remarkable new species from South Cameroon exhibiting a unique sequential monopodial growth and spiny aerial feeding roots	5
Is there variation in ten woody species reproductive phenology within the Atlantic Forest biodiversity hotspot?	5
Rare and new Gomphonema Ehrenberg species (Bacillariophyceae) from northern Nouvelle-Aquitaine region (southwestern France)	5
The climbing flora of New Caledonia: a comprehensive checklist	5
Major field margin vegetation types in France and their relationships with climate, agricultural landscapes and management intensity	5
Vegetation ecotones are rich in unique and endemic woody species and can be a focus of community-based conservation areas	4
Correction	4
Status of Hiptage benghalensis (L.) Kurz (Malpighiaceae). A review	4
Reassessment of the typification of two names in the genus Celastrus : Celastrus monospermus Roxb. &	4
The d’Oignies herbarium: contents and origins of an early 18th-century plant collection from the Netherlands	4
Foliar morphology and epidermal ultrastructure of four Selaginella species (Selaginellaceae – Lycophyta)	4
Identifying secondary gene clusters involved in metabolite biosynthesis in the Cajanus cajan genome	4
Editorial	4
Fossil evidence of Trachycarpeae (Arecaceae) from the K-Pg of India and its biogeographic implications	4
Microenvironmental conditions as predictors of tree diversity and structure patterns in a Mexican temperate forest	4
Callose is necessary for aperture formation and high pollen performance	4
Low size inequality in stomatal area distributions detected for 12 tree and shrub Magnoliaceae species: evidence of hydraulic optimization	4
Diatom assemblages in glacial-fed streams of Italian Western Alps	4
Fruit characters in early divergent Arecaceae-Arecoideae: comparative carpology of Hyophorbe Gaertn. (Chamaedoreeae)	4
Part 2: aspects of the relation between photosynthesis and crop productivity	4
Endozoochorous plant dispersal by the Brown Bear ( Ursus arctos ) in the Pyrénées: angiosperms but also ferns and mosses and the importance of disaggregation agents	3
Evidence for a Miocene pulse of diversification of the tropical American clade of the Brazil nut family (Lecythidaceae)	3
Variation in fern species richness, assemblages and morphology along a tropical riparian humidity gradient: an example from Borneo	3
Key anthocyanin types and endogenous physiological factors determine the colour of white vs. pink Styrax japonicus petals in different developmental stag	3
From biosynthesis in plants to post-biosynthetic enzymatic conversion. Generation of odor-impact rose oxides from citronellol-rich essential oils	3
Reproductive phenology and pollination biology of the wild pineapple Ananas bracteatus (Bromeliaceae): an analysis based on field and herbarium records	3
How carpels and perianth affect stamens: evidence from stochastic meristic changes	3
Taxonomic revision and phylogenetic insights of Peperomia subgenus Multipalmata (Piperaceae) from Central	3
A new species of Anisotaenia (Apiaceae) from the Central Zagros Mountains of Iran	3
Lavandula angustifolia Mill. a model of aromatic and medicinal plant to study volatile organic compounds synthesis, evolution and ecological functions	3
From traditional taxonomy to the inclusion of web applications to improve diatom-based ecosystem’s health assessment	3
Correction	3
A network of morpho-environmental strategies: an approach to the knowledge of the genus Dianthus L	3
Morpho-anatomical basis of adaptive stylar movement in the threatened Himalayan medicinal plant Valeriana wallichii DC	3
First genome size assessment and fluorochrome chromosome banding in Argania spinosa (L.) Skeels (Sapotaceae)	3
Rice ( Oryza sativa L.) is predominantly cross-pollinated	2
Physical mapping of ribosomal DNA sites and genome size in polyploid series of Urochloa humidicola (Rendle) Morrone & Zuloaga (Poaceae)	2
New evidence of the architecture and affinity of fossil trees from the Jurassic Purbeck Forest of southern England	2
Encyonema coloniense sp. nov. (Cymbellales, Bacillariophyta), a fossil species from South American Pleistocene sediments	2
Forest and tree species distribution on the ultramafic substrates of New Caledonia	2
The Carboniferous (Serpukhovian) macroflora from the “Coteaux du Pont Barré”, Beaulieu-sur-Layon (Maine-et-Loire), South of the Armorican Massif, France	2
Development of SRAP markers to evaluate the genetic variability in Brachypodium distachyon complex	2
Chromosome classification and karyotype variation in Silene marizii and closely related species of section Elisanthe in the Iberian Penins	2
Monographs on Invasive Plants in Europe N°8: Cortaderia selloana (Schult. & Schult. f.) Asch. & Graebn	2
Oddities of the history of botanical terminology: how many cussate can phyllotaxis be?	2
Plant communities of the maquis on ultramafic rocks of New Caledonia	2
Orchidaceae acostanae: typification of Costa Rican orchid species described by Rudolf Schlechter from collections by Guillermo Acosta	2

Plant mineral nutrition on ultramafic rocks of New Caledonia	2
Nomenclatural notes and typifications in Phyllanthus L. subgen. Microglochidion (Müll.Arg.) Brunel (Phylla	2
Zamites (Bennettitales) from the Minjur Formation (Norian) of Saudi Arabia – a unique record from the Late Triassic palaeotropics of Gondwana	2
The legacy of Harold Norman Moldenke to the Eriocaulaceae and Verbenaceae, with special comments on type citations	2
Porongodendron minitensis gen. nov. sp. nov. a new lycopsid from the Mississippian of Argentina with adaptations to tundra-like conditions	2
Revisiting the Rebreuve plant assemblage from the Lower Devonian of Artois, northern France	2
Herbarium records indicate three new species for the Senegalese pteridoflora	2
Origin of Hawaiian ferns of the genus Ctenitis (Dryopteridaceae)	1
Virgatasporites and Attritasporites: the oldest land plant derived spores, cryptospores or acritarchs?	1
From pollen to seed: strategies and barriers in orchid reproduction	1
The Herbarium of New Caledonia (NOU): 60 years at the service of science for development	1
Mutual exclusivity in seed traits: implications for conservation and ecology	1
In situ spores of lycophytes from the Anisian Kühwiesenkopf/Monte Prà della Vacca flora in northern Italy	1
How the wild tulip ( Tulipa sylvestris L.) found its way in Northern Europe in the 17th to 19th century: a search through historical gardens and archives	1
Effects of climate variability on secondary xylem formation and anatomy in Fagus sylvatica trees grown in Denmark	1
Anticipating plant translocation in land-use projects: a case study ofHelianthemum marifolium	1
Editorial	1
Anthropocene trajectories of high alpine vegetation on Mont-Blanc nunataks	1
Myriophyllum rubricaule Valk. & Duist. revisited	1
Chemical diversity of floral scents in 9 species of Philodendron (Araceae) from French Guiana	1
Two new Encyonema species from Europe compared to the type material of E. minutum and E. silesiacum (Gompho	1
Nomenclatural types of some Pyrenean and Iberian Pedicularis (Orobanchaceae)	1
Phylogenetic and morphological evidence reveal two new species of Acanthocereus (Cactaceae) from western Mexico	1
First fossil evidence of an extinct malvalean genus from India	1
Dynamic of woody plant encroachment (WPE) in an anthropized wetland since the 1950s: origins and effects	1
Nomenclatural notes on the nomenclature of Melochia L. (Malvaceae) occurring in Brazil	1
Spatial distribution, age structure, and the impact of habitat conditions on Myristica teysmannii population in the Sempu Island and Malang protected forest, Indonesia:	1
Catasetum × abreuanum (Orchidaceae, Catasetinae), a new nothospecies from the Brazilian Amazon belonging to the C. cristatum complex	1
Correction	1
Estimation of stomatal density of leaves with hierarchical reticulate venation	1
Impact of seismic activities on tree growth dynamics in forests of Mansehra, Pakistan	1
Typification of five names in Taraxacum (Asteraceae): T. besarabicum, T. brevicorniculatum, T. calcareum, T. magnum, T. schischkin	1
Factors driving trait-convergence linked to leaf economic spectrum in tropical ferns	1
Floral scent and pollinator interactions of three species in Isabela Island (Galapagos)	1
Rhynchospora psammophila (Cyperaceae), a new species from the northern Amazonian savannas	1
Fruit anatomy and histogenesis in Clethra (Clethraceae): on the pericarp morphogenesis trends in the ”ericoid-clade” of Ericales	1