Annona danforthii

References

1. [1]Rollinia — Maas P.J.M. et al · New York Botanical Garden Press · 1992 ↩︎
2. [2]IUCN Red List of Threatened Species — http://www.iucnredlist.org/ ↩︎A list of plants under threat and facing possible extinction, usually with brief details of the threats and information on habitat.
3. [3]Elsevier’s Dictionary of Trees, Volume 1 North America: With Names in Latin, English, French, Spanish and other lang — Grandtner M.M. · Elsevier B.V.; Amsterdam, The Netherlands · 2005 · ISBN 0-444-51784-7 ↩︎