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Summary
Two new species, Impatiens laumonieri T. Shimizu and I. tujuhensis Utami & T. Shimizu, and a new species, I. sarawakensis T. Shimizu, are described from Sumatra and Sarawak, respectively
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SHIMIZU, T. & N. UTAMI 1997. Three new species of Impatiens (Balsaminaceae) added to Flora Malesiana. Kew Bull. 52: 435-442.: http://www.jstor.org/stable/4110390