Flora of the Hawaiian Islands
Dicotyledon Literature for Pteralyxia kauaiensis
Wagner et al., 1990, 1999.
   Apocynaceae -- The Dogbane, Milkweed Family Bibliography
      Pteralyxia kauaiensis
General Information
DistributionIn the Hawaiian Islands, endemic to Kaua`i.
















Click here for detailed USGS map by Jonathan Price
Habit
Trees 3-8 m tall.
Leaves
Leaves dark green and shiny on upper surface, lower surface paler and dull, oblanceolate to obovate, blades (9.2-)11-22(-32.5) cm long, 4-6.5(-9) cm wide, margins flat, sometimes slightly revolute, apex truncate, rounded to retuse, petioles (1.5-)2.3-3.5 cm long.
Flowers
Corolla tube 8-12 mm long, the lobes 3-4 mm long.
Fruit
Endocarp with the central and lateral wings or ridges small, 2.5-5 mm high, sometimes somewhat fenestrated toward distal end, the lateral wings or ridges usually reduced or aborted.