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 ZYGOPHYLLACEAE

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

  1. Leaflets 2
 
    2. Leaflets fused at base
LARREA (no key)
    2' Leaflets free at base
ZYGOPHYLLUM (no key)
  1' Leaflets 3 or more
 
    3. Leaflets 3, palmate, spine-tipped; stipules spine-tipped
FAGONIA
    3' Leaflets 6–18, pinnate, not spine-tipped; stipules not spine-tipped
 
      4. Fruit tubercled, nutlets 10
KALLSTROEMIA
      4' Fruit spiny, nutlets 5
TRIBULUS (no key)


Go to the Manual index page for ZYGOPHYLLACEAE
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