Flora of the Hawaiian Islands
Dicotyledon Literature for Wikstroemia sandwicensis
Wagner et al., 1990, 1999.
   Thymelaeaceae -- The `akia (Hawaiian Islands) Family Bibliography
      Wikstroemia sandwicensis
General Information
DistributionIn the Hawaiian Islands, endemic to Hawai`i.

Thymelaeaceae - Wikstroemia sandwicensis Thymelaeaceae - Wikstroemia sandwicensis

Click here for detailed USGS map by Jonathan Price
Spindly shrubs or trees up to 5 m tall, trunk straight, slender; branches long, slender, ± pendent, pubescent when young, becoming glabrate.
Leaves pale to dark green on upper surface, lower surface lighter, chartaceous, ovate-elliptic to narrowly elliptic, (2-)4-8(-18) cm long, (1-)2-3.5(-7.8) cm wide, upper surface glabrous, lower surface pubescent at least along the midrib or glabrous, apex acute to acuminate, base acute, rounded to subcordate or tapering, petioles thin, 4-10 mm long, pubescent or sometimes glabrous.
Flowers unisexual, yellow or greenish yellow, puberulent, peduncles 2-10(-30) mm long, ± puberulent, often curved, rachis clavate to conical, gradually prolonged, 2-20(-30) mm long, hirsute, sometimes forked, pedicels minute, minute bracts rarely observed; calyx tube of staminate flowers 4-5(-7.5) mm long, outer lobes 1.4-4 mm long, 1-3.2 mm wide, inner lobes 1-3 mm long, 1-3 mm wide; calyx tube of pistillate flowers 3-4(-6) mm long, outer lobes 1.4-3 mm long, 0.9-2.1 mm wide, inner lobes 0.9-2 mm long, 0.8-2.1 mm wide.
Fruit crimson to dark lilac red, ellipsoid, 8-16 mm long, 5-8 mm in diameter.
2n = 18*