Arnica (Arnica cordifolia) Pollen

This is pollen collected from an Arnica cordifolia flower found in the Cascade Mountains of Washington State. It has been dewaxed with alcohol but not acetalized. The mounting medium is Melt Mount with a refractive index of 1.704. This is at cross-section focus.

Transmitted Brightfield Illumination

Definition/Function:

KINGDOM: Plantae /Angiosperms /Eudicots /Asterids ORDER: Asterales FAMILY: Asteraceae TRIBE: Heliantheae GENUS: Arnica SPECIES: cordifolia

Significance in the Environment:

Characteristic Features:

Associated Particles:

References:

Faegri, Knut and Johs Iversen, TEXTBOOK OF POLLEN ANALYSIS, Hafner Publishing Company, 1964.

Kapp, Ronald O., HOW TO KNOW POLLEN AND SPORES, Wm. C. Brown Company, 1969.

Moore, P.D., J. A. Webb, and M. E. Collinson, POLLEN ANALYSIS, Blackwell Scientific Publications, 1991