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932 gentians, dogbanes, madders, and allies species
Oldenlandia herbacea
Coprosma robusta
Carissa spinarum
Atractocarpus fitzalanii
Psydrax odoratus
Ceropegia linearis
Alstonia spectabilis
Strophanthus divaricatus
Rothmannia annae
Galium normanii
Strychnos nux-vomica
Galium rotundifolium
Gentiana frigida
Gentiana decumbens
Asclepias eastwoodiana
Zeltnera nudicaulis
Pachypodium lealii
Asclepias sanjuanensis
Funastrum heterophyllum
Cynanchum arenarium
Hoya macgillivrayi
Houstonia rupestris
Kadua foggiana
Chiococca pinetorum
Guettarda heterosepala
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