, Volume 36, Issue 4, pp 425–454 | Cite as

A revision of isertia (Isertieae: Rubiaceae)

  • Brian M. Boom


A revision is presented, of the neotropical genusIsertia Schreber.Cassupa Humb. & Bonpl. is given a new status asIsertia sectionCassupa (Humb. & Bonpl.) B. M. Boom, based on differences in fruit type, number of locules in the ovary, and number of lobes of the stigma. A new combination is made at the species level,I. laevis (Triana) B. M. Boom, and a new species from Panama is described and illustrated,I. scorpioides B. M. Boom. Altogether, fourteen species and one variety are recognized in the genus.


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Copyright information

© the New York Botanical Garden 1984

Authors and Affiliations

  • Brian M. Boom
    • 1
  1. 1.New York Botanical GardenBronx

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