Isoglossa darbyshirei (Acanthaceae), a new plietesial species from the Albertine Rift (Rwanda, Burundi )

Isoglossa darbyshirei is described as a new species from Rwanda and Burundi. Its affinities to I. humbertii and I. laxiflora are discussed. Based on current knowledge I. darbyshirei is given a preliminary conservation assessment of Vulnerable (VUB2). The new species shows a plietesial life cycle that is briefly discussed. A key to the Isoglossa laxiflora-group is also provided.

Publication year:2020

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