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THIS PAGE IS NO LONGER UPDATED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 LEMNACEAE
N.B.: couplets are linked, e.g., 1. is linked to 1'.
1.
Roots present
2.
Root 1
LEMNA
2'
Roots generally 2–16
SPIRODELA
1'
Roots 0 (see also Lemna trisulca)
3.
Plant body ± spheric, ovoid, or cylindric, generally ± 1 mm
WOLFFIA
3'
Plant body flat, 3–10 mm
WOLFFIELLA
Go to the Manual index page for LEMNACEAE
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