Novon is a peer-reviewed botanical journal whose purpose is to publish articles establishing new nomenclature, including new taxa and new names, for vascular plants and bryophytes.

CONTENTS OF NOVON 28(3)

Resurrection of the Genus Heptapleurum for the Asian Clade of Species Previously Included in Schefflera (Araliaceae)
Porter P. Lowry II & Gregory M. Plunkett

A New Species of Agrostis (Poaceae, Pooideae, Poeae, Agrostidinae) from the Andean Páramos of Colombia and Ecuador
Patricia Candela Palacio, Ana María Molina, Zulma Esther Rúgolo de Agrasar & Andrea Susana Vega

Berberis yingjunshengii, a New Name for B. yingii (Berberidaceae)
Julian Harber

Lectotypifications and Nomenclatural Notes for Hao’s New Chinese Taxa in Salix (Salicaceae)
Li He & Wendy L. Applequist

Contributions to the Andean Senecioneae (Compositae)—VI. Tackling the Identity of Senecio helianthemoides
Joel Calvo & Modesto Zárate

Tarenaya minutiflora (Cleomaceae), a New Species from Guyana
Theodore S. Cochrane

Studies in Andean Ocotea (Lauraceae) V. Species with Unisexual Flowers and Sparsely Appressed-Pubescent or Glabrous Leaves without Domatia Occurring above 1000 m in Altitude
Henk van der Werff

• Editor-in-Chief: Wendy L. Applequist