Encelia farinosa A.Gray ex Torrey

Brittlebush, Incienso
Asteraceae - Asterales

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Protologue: Emory, Notes Mil. Reconnois. 143 (1848)
Pronunciation: En-cé-li-a fa-ri-nò-sa
Etymology: after Christoph Entzelt (1517-1583), German physician, historian and naturalist + farinose/farinaceous, mealy, powdery

Jepson eFlora Treatment

Note: The Jepson eFlora does not recognize varieties, but the Checklist of the Vascular Plants of San Diego County does recognize two:
Encelia farinosa var. farinosa
Encelia farinosa var. phenicodonta (S.F.Blake) I.M.Johnston

The latter variety has brown (as opposed to yellow) disk flowers.

Distributions Maps:
 
Left: From San Diego Plant Atlas (http://sdplantatlas.org). Encelia farinosa var. farinosa (dots) and Encelia farinosa var. phenicodonta (X's).
Left: From CCH2 (http://cch2.org/portal). Encelia farinosa var. farinosa (red dots) and Encelia farinosa var. phenicodonta (blue dots)


SD County Synoptic Voucher: Encelia farinosa var. farinosa
SD County Synoptic Voucher: Encelia farinosa var. penicodonta

Encelia farinosa var. farinosa
Whole plant, a shrub.


Encelia farinosa var. farinosa
Note gray-tomentulose leaves with attenuate base and ternate-netted venation.


Encelia farinosa var. farinosa
Heads are radiate. Ray and disk flowers are yellow in var. farinosa.