Martin and Drew 1969
Image No.
Family
Species
Class
Sculpture
1
Pinaceae
Pinus cembroides
vesiculate
alveolate
2
Pinaceae
Pinus edulis
vesiculate
alveolate
3
Pinaceae
Pinus ponderosa
vesiculate
alveolate
4
Pinaceae
Pinus contorta murrayana
vesiculate
alveolate
UofAz Palynology
