Thayne Tuason:
Achillea millefolium
Thayne Tuason:
Achillea millefolium
Thayne Tuason:
Achillea millefolium var. occidentalis dry bracts
Thayne Tuason:
Acroptilon repens
Thayne Tuason:
Acroptilon repens
Thayne Tuason:
Acroptilon repens
Thayne Tuason:
Agoseris grandiflora
Thayne Tuason:
Agoseris heterophylla
Thayne Tuason:
Agoseris heterophylla in fruit
Thayne Tuason:
Agoseris heterophylla var. heterophylla
Thayne Tuason:
Antennaria dimorpha Male Flowers I
Thayne Tuason:
Antennaria dimorpha Male Flowers II
Thayne Tuason:
Antennaria racemosa
Thayne Tuason:
Antennaria racemosa
Thayne Tuason:
Antennaria racemosa basal leaves
Thayne Tuason:
Antennaria rosea
Thayne Tuason:
Antennaria rosea
Thayne Tuason:
Antennaria rosea
Thayne Tuason:
Antennaria umbrinella
Thayne Tuason:
Arnica sororia
Thayne Tuason:
Arnica sororia
Thayne Tuason:
Artemisia lindleyana early season growth
Thayne Tuason:
Artemisia lindleyana early season growth
Thayne Tuason:
Artemisia michauxiana
Thayne Tuason:
Artemisia michauxiana
Thayne Tuason:
Artemisia michauxiana
Thayne Tuason:
Artemisia michauxiana
Thayne Tuason:
Artemisia michauxiana miniaturized in camera
Thayne Tuason:
Artemisia michauxiana prebloom
Thayne Tuason:
Artemisia michauxiana- leaf
