Xenophyllum humile A habit B stem apical part and capitulum C detail of involucral bract apex D adaxial leaf surface E ray corolla and style F style G disc floret (frontward bristles removed) H disc corolla, stamens, and style (vertically sectioned). All details drawn from Funk & Montezuma 11443 (US) except for A (drawn from Øllgaard & Balslev 8749, US) and G, H (drawn from Funk 8093, US). Illustration by Alice Tangerini.