Bebbia juncea var. aspera
Rush Sweetbush
Carduus pycnocephalus
Italian Thistle
Centaurea melitensis ±
Tocalote, Yellow Star Thistle
Chaenactis artemisiifolia
Artemisia Pincushion
Chaenactis fremontii
Desert Pincushion
Chaenactis glabriuscula var. lanosa
Woolly Pincushion
Chaenactis glabriuscula var orcuttiana
Orcutt's Pincushion
Chrysothamnus paniculatus
Punctate Rabbitbrush
Cirsium occidentale var. californicum
California Thistle
Cirsium scariosum
Bird's-Nest Thistle
Encelia frutescens
Rayless Encelia
Hazardia squarrosa var squarrosa
Sawtooth Goldenbush
Isocoma acradenia var. eremophila
Alkali Goldenbush
Isocoma menziesii
Coastal Goldenbush
Lessingia glandulifera var glandulifera
Valley Lessingia
Palafoxia arida var. arida
Desert Spanish Needle
Senecio vulgaris
Common Groundsel