Martin and Drew 1969

Image No. Family Species Class Sculpture
27 Cruciferae Streptanthus arizonicus tricolpate reticulate
28 Cruciferae Lesquerella gordoni tricolpate reticulate
29 Leguminosae Cercidium microphyllum tricolporate reticulate
30 Leguminosae Cercidium floridum tricolporate reticulate

UofAz Palynology