Classification, Legumes, Leguminosae, Caesalpinioideae, and Systematics
Palaeontology, Obituaries, Taxonomy, Palaeontologists, Temple, John (1927-2022), Bibliographies, and Statistical methods
Orchidaceae and Bibliographies
Millennium Seed Bank Partnership, Seed banks, Plant conservation, and Ex situ conservation
Machaerium hirtum, Conservation status, and Red Lists
Human-environmental relations, Plant humanities, Environmental humanities, People-plant relationships, and Interdisciplinary research
Conservation status, Life form, Browneopsis, Brazil, Taxonomy, and Geographical distribution
Geographical distribution, Life form, Brazil, Brownea, Taxonomy, and Conservation status
Species richness
Geographical distribution, Life form, Brazil, Pterocarpus, Taxonomy, and Conservation status