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