Jepson Flora Project:
Jepson Interchange
The Jepson Manual: Higher Plants of California
THIS PAGE IS NO LONGER UPDATED
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY
Up-to-date information about California vascular plants is available from the
Jepson eFlora
.
Names are linked to treatments from the Manual
Key to XANTHIUM
N.B.: couplets are linked, e.g., 1. is linked to 1'.
1.
Leaves white-hairy below; stems spiny
X. spinosum
1'
Leaves green; stems unarmed
X. strumarium
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