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| Tarenna khoonmengiana Junhao Chen & Y.H.Cheah, in Chen et Cheah, 2025. |
A new species, Tarenna khoonmengiana (Rubiaceae), from Peninsular Malaysia and Peninsular Thailand is described and illustrated here. Notes on the ecology, etymology and morphological distinctions from similar species are provided here.
Tarenna khoonmengiana Junhao Chen & Y.H.Cheah, sp. nov.
Similar to Tarenna stellulata (Hook.f.) Ridl. and Tarenna insularis (Ridl.) Ridl. in having corolla lobe tips that are divergent in the bud, but differing from the former in the glabrous lower leaf lamina surface that is smooth to the touch (vs minute erect hairy lower leaf lamina surface that is rough to the touch), glabrous (vs conspicuously ciliate) corolla lobe margins and acute (vs awl-like) corolla lobe apex, and differing from the latter in the broadly triangular (vs linear) calyx lobes 0.5–1 mm long (vs 1.5–3 mm long) and glabrous (vs densely short-puberulent) corolla outer surface in bud.
Junhao Chen & Y.H. Cheah. 2025. Tarenna khoonmengiana (Rubiaceae), A New Species from Peninsular Malaysia and Peninsular Thailand. Sandakania. 27; 49-58.
