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THIS PAGE IS NO LONGER UPDATED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 TONESTUS
N.B.: couplets are linked, e.g., 1. is linked to 1'.
1.
Leaves entire
T. lyallii
1'
Leaves toothed
2.
Involucre 7.5–15 mm; disk corollas 6–7 mm, = pappus
T. eximius
2'
Involucre 15–20 mm; disk corollas 8–10 mm, > pappus
T. peirsonii
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