Clermontia oblongifolia Gaudich.

Genus: Clermontia sect. Clermontia with petaloid sepals.

Includes subspecies: brevipes from Moloka'i, mauiensis from Lāna'i and Maui, and oblongifolia from O'ahu.

Range: O'ahu, Moloka'i, Lāna'i and Maui, mesic to wet forest, 400-1,200 m.

Growth form: Shrub, 2-7 m tall.

This species ...

How to identify:

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Sources:

• Gaudichaud, 1829;
• G. Don, 1834;
• De Candolle, 1838;
• Gray, 1861 (pro parte of Clermontia grandiflora var. oblongifolia);
• Wawra, 1873;
• Hillebrand, 1888;
• Heller, 1897;
• Rock, 1913 (including var. mauiensis and forma kaalae);
• Rock, 1919;
• Degener, 1937 (including var. mauiensis and f. kaalae);
• Wimmer, 1943 (including f. brevipes and f. mauiensis);
• Wimmer, 1968 (Lammers believes Clermontia aspera is a mixed collection - the leaves are Cy. calycina, the inflorescence Cl. oblongifolia);
• Wimmer, 1968;
• Wagner et al., 1999.