Verbatim text: Nesom, G. L. 1990d. Taxonomic summary of Ericameria (Asteraceae: Astereae), with the inclusion of Haplopappus sects. Macronema and Asiris. Phytologia 68: 144–155.
Author: Nesom, G.L.
Year: 1990d
Title: Taxonomic summary of Ericameria (Asteraceae: Astereae), with the inclusion of Haplopappus sects. Macronema and Asiris
Journal: Phytologia
Volume: 68
Pages: 144–155
BHL link: http://www.biodiversitylibrary.org/part/19468