Comparative Morphology of Disk Floret Trichomes of Encelia (Asteraceae: Heliantheae)

Table of Contents

Comparative Morphology of Disk Floret Trichomes of Encelia (Asteraceae: Heliantheae)

What Does“Comparative Morphology of DiskFloret Trichomes of Encelia” Mean?

Disk Florets

Trichomes

PPT Slide

Trichome Research in Encelia

Trichome Research in Enceliopsis and Geraea

Objectives of This Research

Materials and Methods

Specimen Preparation

Specimen Observation

Statistical Analysis: Principal Components Analysis

Statistical Analysis: Principal Components Analysis

Statistical Analysis:Multivariate Analysis of Variance

Results and Discussion

Trichome types:Glandular trichomes

Trichome types:Uniseriate trichomes

Trichome types:Zwillingshaare trichomes

Trichome types:Moniliform tricomes

Phylogenetic utility of disk floret trichomes

Species Boundaries

Species of Hybrid Origin

Hypothesis of Two Clades in Encelia

Conclusions

Conclusions

Importance of This Research

Acknowledgements

Email: Curtis Clark jcclark@csupomona.edu

Home Page: http://www.csupomona.edu/~jcclark/encelia/

Other information:
Thesis defense presentation by Kevin J. Carpenter (because of technical problems, this presentation was never shown)