Martin and Drew 1969

Image No. Family Species Class Sculpture
77 Compositae Cirsiium neomexicanum tricolporate echinate
78 Compositae Trixus califoirnica tricolporate scabrate
79 Compositae Perezia wrightii tricolporate scabrate
80 Compositae Rafinesquia neomexicana fenestrate echinate

UofAz Palynology