Utleya costaricensis. A: habit. B: flower showing
pedicel, bracteoles, winged calyx, and spurred corolla. C: calyx
viewed from above. D: corolla viewed from above. E: calyx in
longitudinal section with style removed. F: stamen, ventral view.
G: stamen, lateral view (from Luteyn et al. 4412, type). Redrawn
from Brittonia 29(3): 269, fig. 4. 1977.