Endangered species

Sunni Bloyd

1989

The shy tulip murders

Rebecca Rothenberg

1996

Endangered plants

Elaine Landau

1992

Encyclopedia of endangered species

Bill Freedman, Todd L. Keith

1994

Inventory of western spiderwort (Tradescantia occidentalis) in Alberta, 2002

Susan Heidi Peters

2003

Endangered species

Jean F. Blashfield

1992

Endangered species

Christopher Lampton

1988

Endangered species

Caroline Evensen Lazo

1990

World Wildlife Fund guide to extinct species of modern times

Walton Beacham

1997

Renewing America's food traditions

Deborah Madison, Gary Paul Nabhan

2008

On the brink

C. T. Dauphine, J. A. Burnett, S. H. McCrindle et al.

1989

Green planet rescue

Robert R. Halpern

1993

The quiet extinction

Kara Rogers

2015

Checklist of CITES species 2008 [and] Annotated CITES appendices and reservations

UNEP World Conservation Monitoring Centre

2008

Streptanthus morrisonii complex

Dolan, Rebecca W.

1987

The Atlas of Endangered Species

John A. Burton

1999

Rare vascular plants in the Northwest Territories

Cheryl L. McJannet

1995

Wildlife in danger

Robert Burton

1983

Here today

Susan Middleton

1991

1997 IUCN red list of threatened plants

Harriet J. Gillett, Kerry S Walter

1998

Plant reintroduction in a changing climate

Kristin E. Haskins, Joyce Maschinski

2011

Sensitive species of Nevada

Glenn H. Clemmer

1990

The scent of scandal

Craig Pittman

2012

Rare plant inventory and plant community descriptions of the Sweet Grass Hills, Proposed Area of Critical Environmental Concern (PACEC), Toole and Liberty Counties, Montana

Western Technology and Engineering, inc.

1989

Giant pandas

Brenda Haugen

2012

Where Have All the Wildflowers Gone?

Robert H. Mohlenbrock

1983

Chasing chiles

Kurt Michael Friese

2011

Endangered species

Karin Vergoth

1999

New, rare, and infrequently collected plants in Oklahoma

R. John Taylor

1978

Cheetahs

Jill Kalz

2003