| # | Title | Journal | Year | Citations |
|---|
| 1 | Comparison of whole chloroplast genome sequences to choose noncoding regions for phylogenetic studies in angiosperms: the tortoise and the hare III | American Journal of Botany | 2007 | 1,782 |
| 2 | The tortoise and the hare II: relative utility of 21 noncoding chloroplast DNA sequences for phylogenetic analysis | American Journal of Botany | 2005 | 1,605 |
| 3 | Chloroplast DNA phylogeny, reticulate evolution, and biogeography of Paeonia (Paeoniaceae) | American Journal of Botany | 1997 | 1,289 |
| 4 | PLANT MICROTECHNIQUE: SOME PRINCIPLES AND NEW METHODS | American Journal of Botany | 1968 | 1,171 |
| 5 | The Fungi: 1, 2, 3 … 5.1 million species? | American Journal of Botany | 2011 | 1,057 |
| 6 | Polyploidy and angiosperm diversification | American Journal of Botany | 2009 | 1,031 |
| 7 | THE ESSENTIAL ROLE OF CALCIUM ION IN POLLEN GERMINATION AND POLLEN TUBE GROWTH | American Journal of Botany | 1963 | 995 |
| 8 | The functional role of producer diversity in ecosystems | American Journal of Botany | 2011 | 991 |
| 9 | Long‐distance seed dispersal in plant populations | American Journal of Botany | 2000 | 942 |
| 10 | NUTRITION AND GROWTH OF SEVERAL BLUE‐GREEN ALGAE | American Journal of Botany | 1955 | 861 |
| 11 | Spatial genetic structure of a tropical understory shrub, PSYCHOTRIA OFFICINALIS (RuBIACEAE) | American Journal of Botany | 1995 | 823 |
| 12 | Plant Microtechnique: Some Principles and New Methods | American Journal of Botany | 1968 | 812 |
| 13 | The age and diversification of the angiosperms re‐revisited | American Journal of Botany | 2010 | 742 |
| 14 | Assembling the fungal tree of life: progress, classification, and evolution of subcellular traits | American Journal of Botany | 2004 | 718 |
| 15 | A phylogeny of legumes (Leguminosae) based on analysis of the plastidmatKgene resolves many well‐supported subclades within the family | American Journal of Botany | 2004 | 699 |
| 16 | What's next for science communication? Promising directions and lingering distractions | American Journal of Botany | 2009 | 667 |
| 17 | Constructing a broadly inclusive seed plant phylogeny | American Journal of Botany | 2018 | 647 |
| 18 | Leaf optical properties in higher plants: linking spectral characteristics to stress and chlorophyll concentration | American Journal of Botany | 2001 | 641 |
| 19 | Green algae and the origin of land plants | American Journal of Botany | 2004 | 630 |
| 20 | Angiosperm phylogeny: 17 genes, 640 taxa | American Journal of Botany | 2011 | 590 |
| 21 | CLASSIFICATION OF THE ARCHITECTURE OF DICOTYLEDONOUS LEAVES | American Journal of Botany | 1973 | 588 |
| 22 | Patterns of genetic variation in rare and widespread plant congeners | American Journal of Botany | 2000 | 581 |
| 23 | Spatial Genetic Structure of a Tropical Understory Shrub, Psychotria officinalis (Rubiaceae) | American Journal of Botany | 1995 | 573 |
| 24 | PATTERNS OF GENOTYPIC DIVERSITY IN CLONAL PLANT SPECIES | American Journal of Botany | 1987 | 566 |
| 25 | Navigating the tip of the genomic iceberg: Next‐generation sequencing for plant systematics | American Journal of Botany | 2012 | 558 |
| 26 | SEED‐SEEDLING CONFLICTS, HABITAT CHOICE, AND PATTERNS OF PLANT RECRUITMENT | American Journal of Botany | 1995 | 529 |
| 27 | The relative and absolute frequencies of angiosperm sexual systems: Dioecy, monoecy, gynodioecy, and an updated online database | American Journal of Botany | 2014 | 527 |
| 28 | Size and function in conifer tracheids and angiosperm vessels | American Journal of Botany | 2006 | 524 |
| 29 | Disintegration of the Scrophulariaceae | American Journal of Botany | 2001 | 523 |
| 30 | Molecular phylogenetics of Caryophyllales based on nuclear 18S rDNA and plastid rbcL, atpB, and matK DNA sequences | American Journal of Botany | 2002 | 520 |
| 31 | Dioecy and its correlates in the flowering plants | American Journal of Botany | 1995 | 511 |
| 32 | Inside the root microbiome: Bacterial root endophytes and plant growth promotion | American Journal of Botany | 2013 | 500 |
| 33 | Vulnerability to xylem cavitation and the distribution of Sonoran Desert vegetation | American Journal of Botany | 2000 | 497 |
| 34 | NEUROSPORA V. A SYNTHETIC MEDIUM FAVORING SEXUAL REPRODUCTION | American Journal of Botany | 1947 | 495 |
| 35 | Phylogeny and evolution of ferns (monilophytes) with a focus on the early leptosporangiate divergences | American Journal of Botany | 2004 | 490 |
| 36 | Chloroplast DNA systematics: a review of methods and data analysis | American Journal of Botany | 1994 | 480 |
| 37 | RAPID SCREENING METHOD TO DETECT POTENTIAL BIPARENTAL INHERITANCE OF PLASTID DNA AND RESULTS FOR OVER 200 ANGIOSPERM SPECIES | American Journal of Botany | 1988 | 471 |
| 38 | INVITED SPECIAL PAPER: The hows and whys of cytoplasmic inheritance in seed plants | American Journal of Botany | 1996 | 459 |
| 39 | Angiosperm phylogeny based on <011>matK sequence information | American Journal of Botany | 2003 | 437 |
| 40 | GROWTH AND ORGANIZED DEVELOPMENT OF CULTURED CELLS. II. Organization in Cultures Grown from Freely Suspended Cell | American Journal of Botany | 1958 | 434 |
| 41 | The tortoise and the hare: choosing between noncoding plastome and nuclear Adh sequences for phylogeny reconstruction in a recently diverged plant group | American Journal of Botany | 1998 | 423 |
| 42 | The polyploidy revolution then…and now: Stebbins revisited | American Journal of Botany | 2014 | 421 |
| 43 | Interannual variability in primary production in tallgrass prairie: climate, soil moisture, topographic position, and fire as determinants of aboveground biomass | American Journal of Botany | 1995 | 420 |
| 44 | Ecological and evolutionary determinants of a key plant functional trait: wood density and its community‐wide variation across latitude and elevation | American Journal of Botany | 2007 | 419 |
| 45 | Using next‐generation sequencing approaches to isolate simple sequence repeat (SSR) loci in the plant sciences | American Journal of Botany | 2012 | 414 |
| 46 | A generic geometric transformation that unifies a wide range of natural and abstract shapes | American Journal of Botany | 2003 | 411 |
| 47 | Phylogeny, adaptive radiation, and historical biogeography in Bromeliaceae: Insights from an eight‐locus plastid phylogeny | American Journal of Botany | 2011 | 401 |
| 48 | The relationship between xylem conduit diameter and cavitation caused by freezing | American Journal of Botany | 1999 | 398 |
| 49 | Using RPB1 sequences to improve phylogenetic inference among mushrooms (Inocybe, Agaricales) | American Journal of Botany | 2002 | 387 |
| 50 | Disequilibrium vegetation dynamics under future climate change | American Journal of Botany | 2013 | 387 |
