Flora of the Hawaiian Islands
Literature for Scaevola taccada var. tuamotuensis
Brown, 1935; St. John, 1960; Lorence & Wagner, 2020. Literature for Scaevola taccada var. taccada
Wagner et al., 1990, 1999.
   Goodeniaceae -- The Goodenia Family Bibliography
      Scaevola taccada var. taccada
General Information
DistributionOccurring throughout tropical and subtropical Pacific and Indian Ocean coasts.In the Hawaiian Islands, indigenous to Kure, Midway, Pearl and Hermes, Lisianski, Laysan, French Frigate Shoals, Ni`ihau, Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Kaho`olawe, Hawai`i.
Habit
Shrub up to 3 m tall.
Leaves
Leaves oblanceolate, obovate, or occasionally suborbicular, 5-20 cm long, 5-7 cm wide, glabrous or moderately pubescent, margins often slightly inrolled, apex rounded and denticulate, the teeth often purple, base tapering gradually, with tufts of silky white hairs in the axils.
Flowers
Flowers in cymes in the upper leaf axils, 1-2 cm long, on silky pubescent pedicels less than 10 mm long, these subtended by paired bracteoles; calyx conspicuous, nearly as long as ovary, the tube ca. 1 mm long, lobes equal or subequal, narrowly lanceolate, ca. 3-6 mm long, sparsely pubescent; corolla pale yellowish green externally, white or cream-colored within, often with purple streaks on lobes and throat, tube straight, 8-12 mm long, lobes lanceolate, 8-12 mm long, margins winged; stamens ± as long as corolla tube; style 15-18 mm long; stigma 2-lobed or truncate, margins ciliate.
Fruit
Fruit white, compressed-globose, 10-13 mm long, 5-7 mm wide, glabrous.
Chromosomes
2n = 16*, 32
Contributor
Nancy Khan