Central Rocky Mountain Wildflowers: Including Yellowstone And Grand Teton National Parks by H. Wayne Phillips
Fully revised and updated, Central Rocky Mountain Widflowers features plants from the Yellowstone Ecosystem of Montana, Wyoming, and Idaho, north to the Rocky Mountain Front and west through Central Idaho to the Blue Mountains of Oregon and Washington. With detailed descriptions of over 260 wildflowers, arranged by color and family for easy identification, this guide is perfect for experienced botanists and novices alike.