Sue Carnahan:
Pinus chihuahuana, Chihuahuan pine
Sue Carnahan:
Pinus chihuahuana, Chihuahuan pine
Sue Carnahan:
Pinus discolor, border pinyon 10
Sue Carnahan:
Pinus discolor, border pinyon 18
Sue Carnahan:
Pinus discolor, border pinyon 2
Sue Carnahan:
Pinus discolor, border pinyon 2
Sue Carnahan:
Pinus discolor, border pinyon 21
Sue Carnahan:
Pinus discolor, border pinyon 4
Sue Carnahan:
Pinus engelmannii with Arceuthobium vaginatum
Sue Carnahan:
Pinus ponderosa, Ponderosa pine 1
Sue Carnahan:
Pseudotsuga menziesii, Douglas fir 3
Sue Carnahan:
Pinus chihuahuana (Pinaceae)
Sue Carnahan:
Pseudotsuga menziesii (Pinaceae)