Virola yasuniana A branch with staminate inflorescence, with detail of midvein and trichomes (upper right) B partial staminate inflorescence C lateral view of staminate perianth D medial section of staminate flower (right) and androecium (left) E branch with pistillate inflorescence F lateral view perianth (right) of pistillate flower and gynoecium (left) G Medial section of pistillate flower, showing detail of trichomes on gynoecium (right) H different views of the fruits, and an open fruit (right) showing the seed covered by a laciniate aril. Drawn by Bobbi Angell based on V. Zak & S. Espinoza 5039 (A–D MO), C. Cerón & F. Hurtado 6560 (E–G MO); V. Zak & S. Espinoza 5149 (H MO).