Cephalanthus salicifolius. A. Flowering branch. B. Stipule. C. Axils of the middle and secondary veins showing domatia as tufts of hairs. D. Partial inflorescence. E. Perfect flower. F. Flower with exerted style and stigma. G. Unfolded corolla. H. Style and stigma. I. Dorsal view of schizocarp. J. Lateral view of mericarp. K. Lateral view of seed with aril. L. Dorsal view of seed with aril. Drawn by Laura Simón.

 
 
  Part of: Romero MF, Gonzalez AM, Salas RM (2023) Sylvainia, a new monospecific genus within the subtribe Cephalanthinae (Rubiaceae, Naucleeae). Plant Ecology and Evolution 156(1): 85-111. https://doi.org/10.5091/plecevo.90423