Books by Aven Nelson
Western plant studies
Western plant studies
Spring flora of the intermount
Spring flora of the intermountain states
Is this birch [Betula Andrewsi
Is this birch [Betula Andrewsii] new?
Some new western plants and th
Some new western plants and their collectors
New plants from the Great Basi
New plants from the Great Basin
Plantae Montrosensis
Plantae Montrosensis
Growing and preparing agricult
Growing and preparing agricultural crops for exhibition
The wheat-grasses of Wyoming
The wheat-grasses of Wyoming
Three new plants from New Mexi
Three new plants from New Mexico
An analytical key to some of the common flowering plants of the Rocky Mountain Region
The genus Hedysarum in the Roc
The genus Hedysarum in the Rocky Mountains
Some Colorado species
Some Colorado species
The brome-grasses of Wyoming
The brome-grasses of Wyoming
A new violet
A new violet
Popular ignorance concerning b
Popular ignorance concerning botany and botanists
New species in Oreocarya and i
New species in Oreocarya and its allies
Rocky Mountain Chrysothamni
Rocky Mountain Chrysothamni
Some species of Tetraneuris an
Some species of Tetraneuris and its allies
The Red Desert of Wyoming and its forage resources
The Rocky Mountain species of
The Rocky Mountain species of Thermopsis
Wyoming junipers
Wyoming junipers
First report on the flora of Wyoming
The grain smuts and potato sca
The grain smuts and potato scab
Squirrel-tail grass (fox-tail)
Squirrel-tail grass (fox-tail)
The winter-killing of trees an
The winter-killing of trees and shrubs