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 2022-05-01 to 2026-05-01.)

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	14
Insights into palaeobotany	13
Artificial sandpit lake as a habitat of brackish diatom species	11
Francis Hallé (1938–2025), founder of the study of tree architecture	11
Elucidating the reproductive systems and fruit description of the Breadnut ( Brosimum alicastrum Sw., Moraceae), an underutilised opportunity food tree,	11
Staurosirella constrictalonga , a new colony-forming araphid diatom species (Bacillariophyceae, Staurosiraceae) from France with some notes on a second rarely observed	11
The type of Nitzschia intermedia , an often-misidentified diatom in Europe with the description of a new Nitzschia	11
Early leaf development of Typha domingensis Pers. (Typhaceae)	11
A new heteropolar Staurosirella species (Staurosiraceae, Bacillariophyceae), widely distributed in Europe	10
Nomenclatural review and lectotypification of Pappophorum species (Poaceae: Chloridoideae)	9
Refined morphological circumscription and epitypification of Pseudostaurosira polonica (Witak & Lange-Bertalot) E.Morales & Edlund (Staurosiraceae, Bacillariophy	9
Breeding system in Olea ferruginea Royle (Oleaceae): comparative performance of staminate and perfect flowers in reproductive assurance	8
Samuel Browne’s late 17th century Indian herbarium: identifications and early modern taxonomic practice	8
Study on histological structure and antimicrobial activity of Lilium candidum L	7
Correlation between epicarp spots and the overall quality of Forsythiae Fructus	7
Plants used for palm-leaf manuscript production and conservation in South and Southeast Asia: a review of the literature	7
Transcriptomic analysis reveals differential gene expression patterns during cannabis leaf morphogenesis and phase transition	7
New synonyms and lectotypes in Brazilian Sida (Malvoideae, Malvaceae)	7
A computer vision methodology for pollen classification using SEM: a case study with medicinal plant species	7
Scaling relationships between leaf petiole and lamina size of two Photinia species	6
Rare and new Gomphonema Ehrenberg species (Bacillariophyceae) from northern Nouvelle-Aquitaine region (southwestern France)	6
Comparison of the performance of two polar equations in describing the geometries of elliptical fruits	6
A terrestrial hybrid quillwort, Isoetes ×angeloi, hyb. nov., (Isoetaceae) from Sicily	6
The allopolyploid origin(s) and diversification of New Caledonian Grevillea (Proteaceae)	6

Revision of the Nitzschia sigma complex (Bacillariophyta), a frequent cosmopolitan species in disguise with the description of two new species	6
“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
Cercestis blancii (Araceae), a remarkable new species from South Cameroon exhibiting a unique sequential monopodial growth and spiny aerial feeding roots	5
Callose is necessary for aperture formation and high pollen performance	5
Major field margin vegetation types in France and their relationships with climate, agricultural landscapes and management intensity	5
The climbing flora of New Caledonia: a comprehensive checklist	5
Is there variation in ten woody species reproductive phenology within the Atlantic Forest biodiversity hotspot?	5
Vegetation ecotones are rich in unique and endemic woody species and can be a focus of community-based conservation areas	5
Identifying secondary gene clusters involved in metabolite biosynthesis in the Cajanus cajan genome	4
Sphenobaiera insecta from the Upper Triassic of South Australia, with a clarification of the genus Sphenobaiera (fossil Ginkgophyta) and its delimitation from similar foliage genera	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
Microenvironmental conditions as predictors of tree diversity and structure patterns in a Mexican temperate forest	4
Low size inequality in stomatal area distributions detected for 12 tree and shrub Magnoliaceae species: evidence of hydraulic optimization	4
Correction	4
The d’Oignies herbarium: contents and origins of an early 18th-century plant collection from the Netherlands	4
Reassessment of the typification of two names in the genus Celastrus : Celastrus monospermus Roxb. &	4
Status of Hiptage benghalensis (L.) Kurz (Malpighiaceae). A review	4
Foliar morphology and epidermal ultrastructure of four Selaginella species (Selaginellaceae – Lycophyta)	4
Cytomixis in wheat male meiosis: influence analysis of the substitution of chromosome 1A, 2D, 5A, or 5D	4
Editorial	4
Key anthocyanin types and endogenous physiological factors determine the colour of white vs. pink Styrax japonicus petals in different developmental stag	4
Fossil evidence of Trachycarpeae (Arecaceae) from the K-Pg of India and its biogeographic implications	4
Reproductive phenology and pollination biology of the wild pineapple Ananas bracteatus (Bromeliaceae): an analysis based on field and herbarium records	4
Chromosome classification and karyotype variation in Silene marizii and closely related species of section Elisanthe in the Iberian Penins	3
From biosynthesis in plants to post-biosynthetic enzymatic conversion. Generation of odor-impact rose oxides from citronellol-rich essential oils	3
Rice ( Oryza sativa L.) is predominantly cross-pollinated	3
Variation in fern species richness, assemblages and morphology along a tropical riparian humidity gradient: an example from Borneo	3
Evidence for a Miocene pulse of diversification of the tropical American clade of the Brazil nut family (Lecythidaceae)	3
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
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
A network of morpho-environmental strategies: an approach to the knowledge of the genus Dianthus L	3
How carpels and perianth affect stamens: evidence from stochastic meristic changes	3
Development of SRAP markers to evaluate the genetic variability in Brachypodium distachyon complex	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
From traditional taxonomy to the inclusion of web applications to improve diatom-based ecosystem’s health assessment	3
Correction	3
Zamites (Bennettitales) from the Minjur Formation (Norian) of Saudi Arabia – a unique record from the Late Triassic palaeotropics of Gondwana	2
Physical mapping of ribosomal DNA sites and genome size in polyploid series of Urochloa humidicola (Rendle) Morrone & Zuloaga (Poaceae)	2
Oddities of the history of botanical terminology: how many cussate can phyllotaxis be?	2
Plant mineral nutrition on ultramafic rocks of New Caledonia	2
Porongodendron minitensis gen. nov. sp. nov. a new lycopsid from the Mississippian of Argentina with adaptations to tundra-like conditions	2
Typification of five names in Taraxacum (Asteraceae): T. besarabicum, T. brevicorniculatum, T. calcareum, T. magnum, T. schischkin	2
The Carboniferous (Serpukhovian) macroflora from the “Coteaux du Pont Barré”, Beaulieu-sur-Layon (Maine-et-Loire), South of the Armorican Massif, France	2
New evidence of the architecture and affinity of fossil trees from the Jurassic Purbeck Forest of southern England	2
The legacy of Harold Norman Moldenke to the Eriocaulaceae and Verbenaceae, with special comments on type citations	2

Revisiting the Rebreuve plant assemblage from the Lower Devonian of Artois, northern France	2
Plant communities of the maquis on ultramafic rocks of New Caledonia	2
Encyonema coloniense sp. nov. (Cymbellales, Bacillariophyta), a fossil species from South American Pleistocene sediments	2
Two new Encyonema species from Europe compared to the type material of E. minutum and E. silesiacum (Gompho	2
Herbarium records indicate three new species for the Senegalese pteridoflora	2
Nomenclatural notes and typifications in Phyllanthus L. subgen. Microglochidion (Müll.Arg.) Brunel (Phylla	2
Monographs on Invasive Plants in Europe N°8: Cortaderia selloana (Schult. & Schult. f.) Asch. & Graebn	2
Orchidaceae acostanae: typification of Costa Rican orchid species described by Rudolf Schlechter from collections by Guillermo Acosta	2
Forest and tree species distribution on the ultramafic substrates of New Caledonia	2
In situ spores of lycophytes from the Anisian Kühwiesenkopf/Monte Prà della Vacca flora in northern Italy	2
Modeling basal angiosperm floral phyllotaxis	2
Spatial distribution, age structure, and the impact of habitat conditions on Myristica teysmannii population in the Sempu Island and Malang protected forest, Indonesia:	1
Myriophyllum rubricaule Valk. & Duist. revisited	1
Nomenclatural types of some Pyrenean and Iberian Pedicularis (Orobanchaceae)	1
Virgatasporites and Attritasporites: the oldest land plant derived spores, cryptospores or acritarchs?	1
Typification of and nomenclatural notes on Eugenia L. (Myrtaceae) from the Amazon	1
Effects of climate variability on secondary xylem formation and anatomy in Fagus sylvatica trees grown in Denmark	1
Editorial	1
Fruit anatomy and histogenesis in Clethra (Clethraceae): on the pericarp morphogenesis trends in the ”ericoid-clade” of Ericales	1
Estimation of stomatal density of leaves with hierarchical reticulate venation	1
Correction	1
Catasetum × abreuanum (Orchidaceae, Catasetinae), a new nothospecies from the Brazilian Amazon belonging to the C. cristatum complex	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
Floral scent and pollinator interactions of three species in Isabela Island (Galapagos)	1
First fossil evidence of an extinct malvalean genus from India	1
First records of the conifersMajonicaandOrtiseiafrom the German Zechstein (upper Permian) of east Thuringia and west Saxony, Germany	1
Dynamic of woody plant encroachment (WPE) in an anthropized wetland since the 1950s: origins and effects	1
Rhynchospora psammophila (Cyperaceae), a new species from the northern Amazonian savannas	1
Anthropocene trajectories of high alpine vegetation on Mont-Blanc nunataks	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
From pollen to seed: strategies and barriers in orchid reproduction	1
Factors driving trait-convergence linked to leaf economic spectrum in tropical ferns	1
Anthropogenic pressure and tree carbon loss in the temperate forests of Kashmir Himalaya	1
Chemical diversity of floral scents in 9 species of Philodendron (Araceae) from French Guiana	1
Editorial	1
Potential seed dispersal mechanism of Kigelia africana (Lam.) Benth. in an urban habitat	1
Genome-wide identification and functional prediction of Phloem Protein 2 gene family in cassava ( Manihot esculenta	1
Anticipating plant translocation in land-use projects: a case study ofHelianthemum marifolium	1
Impact of seismic activities on tree growth dynamics in forests of Mansehra, Pakistan	1
Origin of Hawaiian ferns of the genus Ctenitis (Dryopteridaceae)	1