Flora of the Hawaiian Islands
Dicotyledon
   Acanthaceae -- The Acanthus Family Bibliography
      Thunbergia laurifolia

Common name(s): purple allamanda
General Information
DistributionNative to India.In the Hawaiian Islands, naturalized on Kaua`i, O`ahu, Lana`i, Maui, Hawai`i. First collected Cultivated material on O'ahu in 1890 (Brigham s.n., BISH).















HabitatIn Hawai`i cultivated and found in similar situations as T. grandiflora on Kaua`i and O`ahu
Habit
Lianas.
Leaves
Leaves broadly elliptic to narrowly ovate, 8-15 cm long, 2.5-5.5 cm wide, margins entire.
Flowers
Flowers often in pendent inflorescences, each one subtended by ovate bracts 25-40 mm long; calyx reduced to a truncate, ring like structure; corolla pale blue with a white or pale yellow throat.
Chromosomes
2n = 56.