Flora of the Hawaiian Islands
Dicotyledon Literature for Mezoneuron kavaiense
Wagner et al., 1990, 1999.
   Fabaceae -- The Pea Family Bibliography
      Mezoneuron kavaiense
General Information
DistributionIn the Hawaiian Islands, endemic to Kaua`i, O`ahu, Lana`i, Maui, Hawai`i.

Click here for detailed USGS map by Jonathan Price
Shrubs or trees 4-10 m tall, without prickles, bark dark gray, thick, rough and checked into rectangular or oblong plates.
Leaves with 1-5 pairs of pinnae, leaflets 4-8 pairs per pinna, subopposite, oblong, 2-5 cm long, (0.8-)1-2 cm wide, midrib on lower surface rusty tomentose, apex subtruncate and usually emarginate, base oblique, rounded, stipules small, wart-like, subulate, ca. 2 mm long.
Flowers apparently perfect, up to 20 mm in diameter, in terminal racemes 5-15 cm long, the main axis rusty tomentose, pedicels 2.5-4 cm long, jointed in upper part; calyx pink to rose, glabrous, the upper and lateral lobes oblong, 10-13 mm long, the lower one concave, 16-18 mm long; petals rose, becoming red toward the margins, the upper one obcordate, 6-8 mm long, the lower 2 obovate, 10-12 mm long; stamens exserted; filaments reddish pubescent in lower part; anthers red; ovules 3-5; style glabrous, incurved.
Pods indehiscent, strongly flattened, obovate-oblong, 9-13 cm long, 4.5-6 cm wide, glaucous, with a longitudinal wing 0.9-1.3 cm wide near the upper margin.
Seeds 2-4, pale brown, transversely arranged, ovoid, flattened, 1.8-2 cm long, 1.4-1.6 cm wide.
2n = 22*