FLORA OF THE SANTA BARBARA ISLANDS. 213 



Eriophyllum stjechadifolium, Lag. 

 CaENACTIS tenuifolia, Nutt. 

 Amblyopappus pusillus, Hook. Sc Arn. 

 Anthemis Cotula, L. 

 Achillea Millefolium, L. 

 Artemisla. Californica, Less. 

 Artemisia Ludoviciana, Nutt. 



Cnicus occidentalis, Gray. = C. lilacinus, Greene. 



This species on Santa Cruz Island has the involucral 

 bracts strongly incurved; on Santa Eosa, either straight or 

 strongly incurved ; in the Santa Inez Mountains, sometimes 

 strongly incurved, commonly slightly incurved and often 

 straight. The Santa Rosa Island plants having strongly in- 

 curved bracts to the first large flowers, often have straight 

 ones to the smaller heads that are produced later in the 

 season. 



Centaurea Melitensis, L. 



Perezia microcephala. Gray. 



Stephanomeria virgata, Benth. 



Annual, from six inches high upward; leaves more or 

 less resinous dotted; pappus white, fragile and easily sep- 

 arating from the akene; including S. tomentosa, Greene, 

 and probably S. elata, Nutt. 



Stephanomeria exigua, Nutt. 



Annual, pappus bristles more persistent, more or less 

 dilated at base and united into phalanges, and often with 

 setse intermixed. 



MicROSERis linearifolia, Torr. & Gray. 



Plants which w'oald be referred to M. macrochceta, Gray, 



