Triporate Pollen Under the Microscope

Tricolporate Pollen Under the Microscope

Tricolporate, Echinate Pollen (Asteraceae) Under the Microscope

Arnica Pollen

Brittlebush Pollen

Groundsel Pollen

Yarrow Pollen

. . . . . . . . Arnica . . . . . . . . . . . . . Encelia . . . . . . . . . . . . . Senecio . . . . . . . . . . . Achilea

Tricolporate, Echinate Pollen (Caprifoliaceae) Under the Microscope

Honeysuckle Pollen

. . . . . . . . . Lonicera .

Tricolporate, Reticulate Pollen (Fabaceae) Under the Microscope

Clover Pollen

. . Clovers (Melilotus and Trifolium). . .