Paraknoxia parviflora... powo.science.kew.org

Paraknoxia parviflora in... plants.jstor.org

An annotated plant... phytokeys.pensoft.net

Hedyotis, Oldenlandia and... onlinelibrary.wiley.com

An annotated plant... phytokeys.pensoft.net

Rubiaceae (gardenia, coffee... www.biodiversityexplorer.in...

Morphology and molecules... public.pensoft.net

Rubiaceae (gardenia, coffee... www.biodiversityexplorer.in...

Angiosperms (Flowering... www.earth.com

Rubiaceae (gardenia, coffee... www.biodiversityexplorer.in...

World Plants: Plant List www.worldplants.de

Flora of Zimbabwe:... www.zimbabweflora.co.zw

Rediscovery of Malagasy... onlinelibrary.wiley.com

PDF) Rediscovery of... www.researchgate.net

PDF) Rediscovery, identity,... www.researchgate.net

Rubiaceae (gardenia, coffee... www.biodiversityexplorer.in...

Rubiaceae (gardenia, coffee... www.biodiversityexplorer.in...

Given the phylogenetic... www.chegg.com

Weed control under... link.springer.com

Morphology and molecules... public.pensoft.net