Flora of the Hawaiian Islands
Dicotyledon Literature for Foeniculum vulgare
Wagner et al., 1990, 1999.
   Apiaceae -- The Parsley Family Bibliography
      Foeniculum vulgare
General Information
DistributionNative to Eurasia.In the Hawaiian Islands, naturalized on Kaua`i, O`ahu, Lana`i, Maui, Hawai`i.

Stout perennial herb 9-12 dm tall.
Leaves glaucous to dark green, ovate to triangular, ca. 30 cm long, ca. 40 cm wide, pinnately decompound, the ultimate divisions filiform, 4-40 mm long, ca. 0.5 mm wide; petioles 7-14 cm long, wholly sheathing.
Peduncles 1.5-6.5 cm long, rays 15-40, spreading ascending in flower, ascending to suberect in fruit, unequal, pedicels 2-10 mm long, subequal.
Fruit 3.5-4 mm long, 1.5-2 mm wide, ribs acute.
2n = 16, 22, 26, 30, 44.