Rubiaceae Psychotria tinctoria - Peru J. G. Graham 4991 image_info.php?img=images/collections/jggraham_004991_01_p.jpg&id=83873#image83873 Rubiaceae Psychotria tinctoria - Peru J. G. Graham 4991 image_info.php?img=images/collections/jggraham_004991_02_p.jpg&id=92993#image92993 Rubiaceae Psychotria tinctoria - Peru J. G. Graham 5279 image_info.php?img=images/collections/jggraham_005279_01_p.jpg&id=82394#image82394 Rubiaceae Psychotria tinctoria - Peru J. G. Graham 5279 image_info.php?img=images/collections/jggraham_005279_02_p.jpg&id=93188#image93188 Rubiaceae Psychotria tinctoria - Peru J. G. Graham 5977 image_info.php?img=images/collections/jggraham_005977_01_p.jpg&id=83179#image83179 Rubiaceae Psychotria tinctoria - Peru J. G. Graham 5977 image_info.php?img=images/collections/jggraham_005977_02_p.jpg&id=93500#image93500 Rubiaceae Psychotria tinctoria - Peru J. G. Graham 5977 image_info.php?img=images/collections/jggraham_005977_03_p.jpg&id=93501#image93501