New Mexico Thistle (Cirsium neomexicana) Pollen

This is New Mexico Thistle from Josuah Tree, California. The pollen has not been acetalized and is mounted in a medium with a refactive index of 1.49. This is at intermediate focus.

Transmitted Brightfield Illumination

Definition/Function:

KINGDOM: Plantae /Angiosperms /Eudicots /Asterids ORDER: Asterales FAMILY: Asteraceae TRIBE: Cynareae GENUS: Cirsium SPECIES: neomexicana

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