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932 gentians, dogbanes, madders, and allies species
Halenia rothrockii
Hoya deykei
Crusea simplex
Chthamalia parviflora
Chione venosa
Geophila repens
Tabernaemontana citrifolia
Randia armata
Dischidia chinensis
Catesbaea melanocarpa
Kadua parvula
Kadua munroi
Psychotria baillonii
Kadua knudsenii
Coutaportla pailensis
Mandevilla hirsuta
Tabernaemontana donnell-smithii
Tabernaemontana litoralis
Ochrosia moorei
Alyxia stellata
Tabernaemontana orientalis
Prestonia mollis
Psychotria insularum
Vallaris solanacea
Richardia grandiflora
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