Martin and Drew 1970

Image No. Family Species Class Sculpture
50 Boraginaceae Cryptantha holoptera Heterocolporate scabrate
51 Verbenaceae Bouchea prismatica brevirostra tricolporate psilate (micropores)
52 Labiatae Stachys coccinea tricolpate reticulate
53 Labiatae Hyptis emoryi stephanocolpate reticulate

UofAz Palynology