57
Publications
2.3K
Citations
26
H-Index
1941
Active since
Richard A. Howard is an author at Spondylitis Association of America specializing in botany, natural sciences, and phylogenetics.
Top concepts
BotanyNatural SciencesPhylogeneticsBiologyEvolutionary BiologyBiogeographyMedicineEngineeringSocial SciencesGeography
Publications per year
1941–2023
57
57
The Stem-Node-Leaf Continuum of the Dicotyledoneae
Richard A. Howard · Journal of the Arnold Arboretum · 1974 · 91 citations · Full text
Biology, Phylogenetics, Botany +7
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1–5 of 57