OOIR: Observatory of International Research

Papers

(The TQCC of International Journal of Plant Sciences is 4. 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 2020-05-01 to 2024-05-01.)

Article	Citations
Herbaria as Big Data Sources of Plant Traits	39
Richness and Distribution of Salvia Subg. Calosphace (Lamiaceae)	32
Pollination Ecology, Specialization, and Genetic Isolation in Sympatric Bee-Pollinated Salvia (Lamiaceae)	27
Can a Botanic Garden Metacollection Better Conserve Wild Plant Diversity? A Case Study Comparing Pooled Collections with an Ideal Sampling Model	27
Evolution of Floral Morphology and Symmetry in the Miconieae (Melastomataceae): Multiple Generalization Trends within a Specialized Family	24
Early Eocene Spore and Pollen Assemblages from the Laguna del Hunco Fossil Lake Beds, Patagonia, Argentina	21
The History of Herbivory on Sphenophytes: A New Calamitalean with an Insect Gall from the Upper Pennsylvanian of Portugal and a Review of Arthropod Herbivory on an Ancient Lineage	20
The Chloroplast Genome ofSalvia: Genomic Characterization and Phylogenetic Analysis	16
The Next Generation of Adaptive Radiation Studies in Plants	14
Ovulate Cones of Schizolepidopsis ediae sp. nov. Provide Insights into the Evolution of Pinaceae	14
Bee Exclusion in Bird-Pollinated Salvia Flowers: The Role of Flower Color versus Flower Construction	14
Observations on Vegetative Branching in Cycads	13
Fossil Fruits and Seeds of Zingiberales from the Late Cretaceous–Early Cenozoic Deccan Intertrappean Beds of India	12
Integrating DNA Sequences with Morphological Analysis Clarifies Phylogenetic Position of Salvia grandifolia (Lamiaceae): An Enigmatic Species Endemic to Southwestern China	12
Rhizophydites matryoshkaegen. et sp. nov. (Fossil Chytridiomycota) on Spores of the Early Land PlantHorneophyton lignierifrom the Lower Devonian Rhynie Chert	11
Ex Situ Conservation of Large and Small Plant Populations Illustrates Limitations of Common Conservation Metrics	11
A Small Heterophyllous Vine Climbing on Psaronius and Cordaites Trees in the Earliest Permian Forests of North China	11
First Reports of Vivipary in Neotropical Melastomataceae	9
Pollination in the Desert: Adaptation to Bees and Birds inSalvia rhombifolia	9
Fossil Dennstaedtiaceae and Hymenophyllaceae from the Early Eocene of the Pacific Northwest	9
From Genomes to Populations: A Meta-analysis and Review of Fern Population Genetics	9
Outcrossing Mating System of the Early-Divergent Moonwort Fern (Botrychium lunaria, Ophioglossaceae) Revealed in the European Alps	9
Floral Organogenesis and Morphogenesis ofStaphisagria(Ranunculaceae): Implications for the Evolution of Synorganized Floral Structures in Delphinieae	8
R2R3-MYBGene Evolution in Plants, Incorporating Ferns into the Story	8
What Is a Pseudobulb? Toward a Quantitative Definition	8

Stigmaria: A Review of the Anatomy, Development, and Functional Morphology of the Rootstock of the Arboreous Lycopsids	7
Ventilago (Rhamnaceae) Fruit from the Middle Eocene of Central Tibet, China	7
The Ancestral Conifer Cone: What Did It Look Like? A Modern Trait-Evolution Approach	7
Pollen Grains Found in Pollen Cones of Schidolepium Heer (Pinopsida) from the Middle Jurassic of East Siberia, Russia	7
Evolution, Pollination Biology, and Species Richness ofSalvia(Lamiaceae)	7
First South American Record ofWinteroxylon, Eocene of Laguna del Hunco (Chubut, Patagonia, Argentina): New Link to Australasia and Malesia	7
Morphology and Affinities of Pantocarpon Fruits (cf. Apiales: Torricelliaceae) from the Maastrichtian Deccan Intertrappean Beds of Central India	7
A New Interpretation of the Successive Cambia of Some Nyctaginaceae as Interxylary Phloem	6
Omniastrobus gen. nov., an Emsian Plant with Implications for the Evolution of Heterospory in the Early Devonian	6
Review of the Fossil Record ofPassiflora, with a Description of New Seeds from the Pliocene Gray Fossil Site, Tennessee, USA	6
Endocarps of Pyrenacantha (Icacinaceae) from the Early Oligocene of Egypt	6
Melloniflora, a New Extinct Multiparted Flower from the Early Cretaceous of Virginia, USA	6
Low-Trunk Epiphytic Fern Gametophyte and Sporophyte Occurrence Is Influenced by Moss Height and Density in a Costa Rican Lowland Tropical Rain Forest	6
Fossil Capsular Valves ofKoelreuteria(Sapindaceae) from the Eocene of Central Tibetan Plateau and Their Biogeographic Implications	6
What to Do with Prototaxites?	6
Early Records of Melastomataceae from the Middle–Late Paleocene Rain Forests of South America Conflict with Laurasian Origins	6
Small-Scale Population Connectivity and Genetic Structure in Canada Thistle (Cirsium arvense)	6
Crops and the Seed Mass–Seed Output Trade-Off in Plants	6
Evolutionary Signal of Leaflet Anatomy in the Zamiaceae	6
Breeding Systems and Pollen-Ovule Ratios inEricaSpecies (Ericaceae) of the Cape Floristic Region	6
Red and Silver Maples in the Neogene of Western North America: Fossil Leaves and Samaras of Acer Section Rubra	6
Southern High-Latitude Plant-Insect Interactions from the Miocene of Tierra del Fuego, Argentina	6
Genetic Patterns of Zamia in Florida Are Consistent with Ancient Human Influence and Recent Near Extirpation	6
The First Plants to Recolonize Western North America Following the Cretaceous-Paleogene Mass Extinction Event	6
Evolution and Phylogeny of Altingiaceae: Anatomically Preserved Infructescences from Late Cretaceous Deposits of Vancouver Island, British Columbia, Canada	6
Evolution and Development of Staminodes in Paronychia (Caryophyllaceae)	5
Comparative Pollination Ecology of Five EuropeanEuphorbiaSpecies	5
Flower Structure and Development ofSpondias tuberosaandTapirira guianensis(Spondioideae): Implications for the Evolution of the Unisexual Flowers and Pseudomonomery in Anacardiaceae	5
An Early Paleocene Carpoflora from the Denver Basin of Colorado, USA, and Its Implications for Plant-Animal Interactions and Fruit Size Evolution	5
Wood Anatomy of Modern and Fossil Fagales in Relation to Phylogenetic Hypotheses, Familial Classification, and Patterns of Character Evolution	5
Shoot Apical Meristem Stability and Non-Fibonacci Phyllotaxy in Ribbed Cacti	5
How Are Systematics and Biological and Ecological Features Related to Silica Content in Plants? A Study of Species from Southern South America	5
Discordance in a South African Memecylon Clade (Melastomataceae): Evidence for Reticulate Evolution	5
Fourier Transform Infrared Spectroscopy Studies of Cretaceous Gymnosperms from the Santa Cruz Province, Patagonia, Argentina	5
Late Cretaceous Diversification of Cupressaceous Conifers: A Taiwanioid Seed Cone from the Eden Main, Vancouver Island, British Columbia, Canada	5
Pollination Services to Impatiens capensis (Balsaminaceae) Are Maintained across an Urbanization Gradient	5
The Influence of Anthropogenic Disturbance on the Genetic Diversity ofCeratozamia fuscoviridis(Zamiaceae)	5
Pollinator Activity and the Fecundity of a Rare and Highly Threatened Honeybush Species along a Highway in the Cape Floristic Region	5
Early and Mid-Cretaceous Aristolochiaceous Seeds from Portugal and Eastern North America	4
Diversification and Biogeography of North American Thistles (Cirsium: Carduoideae: Compositae): Drivers of a Rapid Continent-Wide Radiation	4
Small Populations on Small Islands: What Chance Does an Orchid Have?	4
Associations among Cotyledon Developmental Stability, Canalization, and Phenotypic Plasticity in Response to Shading and Burial Depth in Five Herbaceous Species at Early Seedling Stage	4
Fruits of Euphorbiaceae from the Late Cretaceous Deccan Intertrappean Beds of India	4
“Sweet Rain” from Bat-Pollinated Flowers: How Does Sugar Concentration Modulate Nectar Retention?	4
Floral Variation across Three Varieties of the Landscape-Dominant TreeMetrosideros polymorpha(Myrtaceae): Insights from a Hawaii Island Common Garden	4
Conifer Diversity in the Middle Triassic: New Data from the Fossillagerstätte Kühwiesenkopf/Monte Prà della Vacca (Pelsonian, Anisian) in the Dolomites (Northeastern Italy)	4
Herbarium Specimens May Provide Biased Flowering Phenology Estimates for Dioecious Species	4
Refining Iteroparity with Comparative Morphometric Data in Bromeliaceae	4
Sexual Conflict in Hermaphroditic Flowers of an African Aloe	4
Catanthus, an Extinct Magnoliid Flower from the Early Cretaceous of Portugal	4

Variability of Cinnamomum (Lauraceae) Leaf Architecture in Relation to Climatic and Historical Constraints: Implications for Paleoclimatic Studies	4
Inflorescence and Flower Development in Orchidantha chinensis T. L. Wu (Lowiaceae; Zingiberales): Similarities to Inflorescence Structure in the Strelitziaceae	4
Newly Recognized Reproductive Structures Linked with Langeria from the Eocene of Washington, USA, and Their Affinities with Platanaceae	4
Geochemical Fingerprints of Ginkgoales Across the Triassic-Jurassic Boundary of Greenland	4
Hofmeister’s Rule’s Paradox: Explaining the Changeable Carpel Position in Caryophyllaceae	4
Genetic Diversity Assessment of Ex Situ Collections of EndangeredQuercus hinckleyi	4
Magnolia tamaulipana: Genetic Evaluation Shows High Vulnerability in a Narrow Distribution	4