Faculty profile

Jinyan Guo

Assistant Professor


220 Shineman Center

Office hours

 Wednesday 12:30 PM - 2:00 PM & Thursday 2:30 PM - 4:00 PM; or by appointment. Synchronous online through Zoom: Meeting ID: 91002342031 for Wednesdaysand 95938722139 for Thursdays.


Comparative anatomy and evolutionary development of flowers and leaves in Iridaceae (the iris family).

Specialty Areas:

  • Phylogenetics
  • Plant Morphology and Anatomy
  • Plant Molecular Development


* Indicates Undergraduate Research Student

Guo J. and C. T. Halson*. 2020. Developmental sequence of the syncarpous gynoecium of Sarracenia purpurea (Sarraceniaceae) with flattened and broadened carpels and an umbrella-shaped style. Botany 98(8): 401–423.

Guo J. and C.T. Halson*. 2020. Stigma, pollen tube transmitting tract, and epidermal micromorphology of the style of Sarracenia purpurea (Sarraceniaceae). Botany 98(4): 209–229

Guo J. and C. A. Wilson. 2018. Organization, available space and organ morphology within floral buds of Iris (Iridaceae). Flora 249: 67-76. 

Guo J. (2015) Comparative micromorphology and anatomy of crested sepals in Iris (Iridaceae). International Journal of Plant Sciences 176(7): 627−642.

Guo J. 2015. Mechanisms for the evolution of complex and diversely elaborated sepals in Iris identified by comparative analysis of developmental sequences. American Journal of Botany 102(6): 819−832.

Guo J. and C. A. Wilson. 2013. Molecular phylogenetic study of the crested Iris based on five plastid markers. Systematic Botany 38(4): 987−995.

Guo J., J. Z. Zhang, G. F. Sun, and L. Shi. 2007. Effects of 6-BA application on promotion of offset formation in Iris germanica. Acta Horticulturae Sinica 34(2): 461−464.

Guo J., J. Z. Zhang, G. F. Sun, and L. Shi. 2006. Advances of horticultural study of rhizomatous irises. Acta Horticulturae Sinica 33(5): 1149−1156.


Ph.D., Botany, Rancho Santa Ana Botanic Garden, Claremont Graduate University
M.S., Cell Biology, Institute of Botany, the Chinese Academy of Sciences, Beijing
B.S., Horticulture, College of Agriculture and Biotechnology, China Agricultural University, Beijing