Brassica geniculata
Bromus tectorum
Marrubium vulgare
Centaurea melitensis
Ricinus communis
Solanum nigrum
Nicotiana glauca
Sisymbrium irio
Tamarisk Removal
Santa Rosa Mountains, November 15, 2003
Perennial Pepperweed Removal
at Rancho Jurupa Park, May 2004