xx Alstonia costata (Forster f.) R. Br. [ Alstonia plumosa Labill.]
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Alstonia costata(Forster f.) R. Br. [Alstonia plumosa Labill.] [Apocynaceae]
J.J.H. de La Billardière (Labillardière), Sert. Austro-Caledon.: t. 32 (1824-1825) [P.J.F. Turpin]