American Pasqueflower (flower) (Pulsatilla ludoviciana) (1925)
American Pasqueflower (flower) (Pulsatilla ludoviciana) (1925)
Small yellow Ladyslipper (Cypripedium parviflorum) (1925)
Small yellow Ladyslipper (Cypripedium parviflorum) (1925)
Northern Ladyslipper (Cypripedium passerinum) (1925)
Northern Ladyslipper (Cypripedium passerinum) (1925)
Clasping Twistedstalk (Streptopus amplexifolius) (1925)
Clasping Twistedstalk (Streptopus amplexifolius) (1925)
Douglas Honeysuckle (fruit) (Lonicera Raucescens) (1925)
Douglas Honeysuckle (fruit) (Lonicera Raucescens) (1925)
Douglas Honeysuckle (flower) (Lonicera glaucescens) (1925)
Douglas Honeysuckle (flower) (Lonicera glaucescens) (1925)
Rocky Mountain Cassiope (Cassiope mertensiana) (1925)
Rocky Mountain Cassiope (Cassiope mertensiana) (1925)
Pink Mountainheather (Phyllodoce empetriformis) (1925)
Pink Mountainheather (Phyllodoce empetriformis) (1925)
Bronzebells (Stenanthium occidentale) (1925)
Bronzebells (Stenanthium occidentale) (1925)
Bearberry Honeysuckle (Lonicera involucrata) (1925)
Bearberry Honeysuckle (Lonicera involucrata) (1925)
a Kruhsea (fruit) (Kruhsea streptopoides) (1925)
a Kruhsea (fruit) (Kruhsea streptopoides) (1925)
a Kruhsea (fruit) (Kruhsea streptopoides) (1925)
Kruhsea (flower) (Kruhsea streptopoides) (1925)
Kruhsea (flower) (Kruhsea streptopoides) (1925)
Kruhsea (flower) (Kruhsea streptopoides) (1925)
Shootingstar (Dodecatheon meadia) (1925)
Shootingstar (Dodecatheon meadia) (1925)
Shootingstar (Dodecatheon meadia) (1925)