Paullinia wurdackii. A Flowering branch B Inflorescence axis with lanate indument and bulbous axillary bud covered by cataphylls C Detail of inflorescence showing sessile cincinni and few remnant bracts D Cross section of stem showing regular anatomy and abundant milky latex emanating from the phloem and medulla. Photos by P. Acevedo, based on Acevedo-Rodríguez & Cedeño 7654.