en.wikipedia.org
en.wikipedia.org
en.wikipedia.org
cabidigitallibrary.org
CABI Digital Library
https://www.cabidigitallibrary.org › doi › 10.1079 › cabicompendium.39549
powo.science.kew.org
Plants of the World Online
https://powo.science.kew.org › taxon › urn:lsid:ipni.org:names:188123-2 › general-information
toptropicals.com
selinawamucii.com
gbif.org
gd.eppo.int
EPPO Global Database
https://gd.eppo.int › taxon › PGFRU
species.wikimedia.org
species.wikimedia.org
https://species.wikimedia.org › wiki › Pentagonia_(Rubiaceae)
phytoneuron.net
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