$modus 0: smartphone
$modus 1: smartphone
Perakanthus velutinus
Perakanthus velutinus (Ridley) Robyns ex Ridley [Accepted]
Rubiaceae Antirheoideae Vanguerieae
6 768505 Perakanthus velutinus (Ridley) Robyns ex Ridley [125 190903 Canthium velutinum Ridley]
H.N. Ridley, Fl. Malay Penins., vol. 2(1): (Gamopetalae, pp. 1-433): p. 125 (1923) [J. Hutchinson]