Timothy S Ross

Vascular Flora of the San Mateo Canyon Wilderness Area, Cleveland National Forest, California

S. Boyd, Timothy S Ross, Orlando Mistreta, 1995 .

A Flora of Santa Cruz Island by Steve Junak, Tina Ayers, Randy Scott, Dieter Wilken, David Young, Linda Ann Vorobik

Timothy S Ross, 1996 .

Additions to the Vascular Flora of San Clemente Island, Los Angeles County, California, with Notes on Clarifications and Deletions

S. Boyd, S. Junak, Timothy S Ross, 1996 .

Galenia pubescens (Aizoaceae), New to the North American Flora

Timothy S Ross, 1994 .