The Jepson Manual: Higher Plants of California

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  • Up-to-date information about California vascular plants is available from the Jepson eFlora.

Names are linked to treatments from the Manual


Key to HYDROCOTYLE

N.B.: couplets are linked, e.g., 1. is linked to 1'.

  1. Leaf blade round-peltate
 
    2. Flowers long-pedicelled; umbels open
H. umbellata
    2' Flowers ± sessile; umbels small, head-like, in an interrupted, simple or forked spike
H. verticillata
  1' Leaf blade round-reniform, not peltate
 
    3. Plant ± aquatic; flower, fruit pedicelled
H. ranunculoides
    3' Plant terrestrial; flower, fruit ± sessile
 
      4. Plant hairy; flowers 10–20 per umbel, subsessile
H. moschata
      4' Plant glabrous; flowers 3–10 per umbel, sessile
H. sibthorpioides


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