Struthanthus longipetiolatus. A. Habit, scandent and pendant shrub. B. Staminate inflorescence. C. Lateral view of a staminate flower with two petals removed to show the anthers. C1. Front and side view of anther basifixed, dimorphic, and elliptical with an apicular connective. C2. Dissected staminate flower with two alternating stamens, stylodium straight to slightly wavy, and undifferentiated stigma. D. Lateral view of a pistillate flower with two petals removed to show the contour of the convolute style. D1. Dissected pistillate flower with staminodes, a convolute style, and a capitate stigma. E. Mature leaf. F. Infructescence. Male inflorescence from Maldonado-Borja 87 (A, B, C, C1, C2); female inflorescence from Maldonado-Borja 119 (D, E) and Maldonado-Borja 54 (F). Illustration by Eduardo Santaella.