IUCN, the International Union for Conservation of Nature

Status: Endangered (EN)

Scientific Contributors
Dr. Finn Borchsenius, Department of Biological Sciences, University of Aarhus, Denmark
Hugo Mogollon, Finding Species, Ecuador

Status: Critically endangered (CR B1 + 2c)

Scientific Contributor
Dr. Fred W. Stauffer, Conservatory and Botanic Gardens of Geneva, Switzerland.

Status: Critically Endangered

Scientific Contributors
Dr. Scott Zona, FTBG

Status: Critically Endangered

Scientific Contributors
Dr. Scott Zona, FTBG.

Status: Critically Endangered

Scientific Contributors
Mr. Jean Michel Dupuyoo, Jardin d'Oiseaux Tropicaux, Conservatoire Biologique Tropical, 83250 La Londe, France.
Dr. Scott Zona, Center for Tropical Plant Conservation, Fairchild Tropical Botanic Garden, 11935 Old Cutler Road, Miami, Florida 33156 USA.

Status: Critically Endangered (CR)

Scientific Contributors
Gloria Galeano, Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Sede Bogotá, Colombia.

Status: Currently not internationally listed, listed as threatened in Mexico

Scientific Contributors
Christine D. Bacon, Colorado State University, Ft. Collins, Colorado, USA

Status: not listed by but likely to be Critically Endangered

Scientific Contributors
Christine D. Bacon, Colorado State University, Ft. Collins, Colorado, USA.

Status: Critically endangered (CR)

Scientific Contributors
Dr. Angela Leiva Sánchez, Jardín Botánico Nacional, Cuba.

Status: Critically endangered (CR)

Scientific Contributors
Raúl Verdecia Pérez, Las Tunas Botanic Garden, Cuba.

Status: Extinct in the Wild

Scientific Contributors
Dr. Scott Zona, FTBG.

Status: Critically endangered (CR)

Scientific Contributors
Dr. John Dransfield, Herbarium, Royal Botanic Gardens Kew, Richmond, Surrey, TW9 3AE, UK.

Status: Critically endangered (CR)

Scientific Contributors
Dr. John Dransfield, Herbarium, Royal Botanic Gardens Kew, Richmond, Surrey, TW9 3AE, UK.

Status: Critically endangered (CR)

Scientific Contributors
Dr. John Dransfield, Herbarium, Royal Botanic Gardens Kew, Richmond, Surrey, TW9 3AE, UK.

Status: Critically endangered (CR)

Scientific Contributors
Dr. John Dransfield, Herbarium, Royal Botanic Gardens Kew, Richmond, Surrey, TW9 3AE, UK.

Status: Not listed, but likely to be Vulnerable according to IUCN Red List criteria

Scientific Contributors
Robin L. Chazdon, Department of Ecology and Evolutionary Biology, University of Connecticut.
Juan Pablo Arroyo, Department of Ecology and Evolutionary Biology, University of Connecticut.

Status: Critically Endangered (CR)

Scientific Contributors
Dr. Finn Borchsenius, Department of Biological Sciences, University of Aarhus, Denmark.
Hugo Mogollon, Finding Species, Ecuador.

Status: Critically endangered (CR)

Scientific Contributors
Dr. John Dransfield, Herbarium, Royal Botanic Gardens Kew, Richmond, Surrey, TW9 3AE, UK.

Status: Not Evaluated in IUCN Red List. Vulnerable according to Dowe in Johnson (1996). Preliminary evaluation based on IUCN 2001 criteria: Endangered (EN B1a,bv)

Scientific Contributors
Dr. Tony Auld, New South Wales National Parks and Wildlife Service, Australia.
Mr. Ian Hutton, Lord Howe Island, Australia.
Dr. Alison Shapcott, University of the Sunshine Coast, Queensland, Australia.
Dr. William J. Baker, Royal Botanic Gardens, Kew, UK.

Status: Vulnerable (Dowe 1998; Rodd 1998; Henderson 2002)

Scientific Contributors
Dr. John Leslie Dowe, Australian Centre for Tropical Freshwater Research, James Cook University, Townsville, QLD, Australia.

Status: Endangered (Johnson 1996)

Scientific Contributors
Mr. Haitham Ibrahim, South Valley University, Aswan, Egypt.
Dr. William J. Baker, Royal Botanic Gardens, Kew, UK.

Status: Threatened

Scientific Contributors
Mr. Jean-Michel Dupuyoo, Jardin d'Oiseaux Tropicaux, Conservatoire Biologique Tropical, France.

Status: Extinct in the wild (EW)

Scientific Contributors
Melany H. Chapin, Ph.D., Bishop Museum Research Associate, Hawaii, USA.
John L. Dowe, Ph.D., Australian Centre for Tropical Freshwater Research, James Cook University, Townsville, Qld 4811 Australia.

Status: US Federally Listed as Endangered (E); (CR)

Scientific Contributors
Melany H. Chapin, Ph.D., Bishop Museum Research Associate, Hawaii, USA.

Status: US Federally Listed as Endangered (E); (CR)

Scientific Contributors
Melany H. Chapin, Ph.D., Bishop Museum Research Associate, Hawaii, USA.
Mike Maunder, Ph.D., Center for Tropical Plant Conservation, Fairchild Tropical Garden, Coral Gables, Florida, USA.

Status: US Federally Listed as Endangered (E); (CR)

Scientific Contributors
Melany H. Chapin, Ph.D., Bishop Museum Research Associate, Hawaii, USA.
Mike Maunder, Ph.D., Center for Tropical Plant Conservation, Fairchild Tropical Garden, Coral Gables, Florida, USA.

Status: Data deficient

Scientific Contributors
Dr. Scott Zona, FTBG.

Status: Critically endangered (CR)

Scientific Contributors
Dr. John Dransfield, Herbarium, Royal Botanic Gardens Kew, Richmond, Surrey, TW9 3AE, UK.
Mijoro Rakotoarinivo, c/o Kew House, Lot II J 131 B, Ambodivoanjo Ivandry Antananarivo 101, Madagascar.