Flora of the Hawaiian Islands
Dicotyledon Literature for Cucumis dipsaceus
Wagner et al., 1990, 1999.
   Cucurbitaceae -- The Gourd Family Bibliography
      Cucumis dipsaceus

Common name(s): hedgehog gourd, teasel gourd
General Information
DistributionNative to eastern Africa.In the Hawaiian Islands, naturalized on Ni`ihau, Kaua`i, O`ahu, Lana`i, Maui, Kaho`olawe, Hawai`i.

Stems up to several m long, hispid.
Leaves cordate, reniform to broadly ovate with a basal sinus, blades 2-8 cm long, 3-9 cm wide, sometimes shallowly 3-lobed, both surfaces hispid, margins denticulate, apex obtuse, petioles 2-10 cm long.
Male flowers solitary or in clusters of 2-4, pedicels 6-12 mm long, calyx lobes linear, 2-3 mm long, corolla lobes yellow, 7-12 mm long; female flowers solitary, sometimes co-axillary with male flowers, pedicels 2-6 mm long, hypanthium 6-10 mm long, hispid.
Fruit yellow, subglobose to ellipsoid, 2-7 cm long, 1.5-3.5 cm in diameter, densely and softly spiny or bristly, spines slender, 3-8 mm long, pulp green.
Seeds very pale brown, 3-5 mm long.
2n = 24
Warren Wagner