Sedges: Carex

Appendix: Additions and Changes to the First Edition

317 Appendix: Additions and Changes to the First Edition After studying and teaching about Carex thoroughly in the field for the past twenty years particularly, I have reached several conclusions that do not necessarily agree with the concepts of some botanists today. However, seeing these plants on a regular basis in the field substantiates my views on certain complexes of species. These observations are reflected in this book. Page 7. The following species should be added to the paragraphs on that page: Under “Hairs Present on Leaves, Sheaths, and/or Culms,” add: C. complanata. Under “Perigynia Pubescent,” add: C. complanata, C. houghtoniana, C. peckii, and C. rugosperma. Under “Some or All of the Leaves More than 10 mm Wide,” add: C. gynandra and C. kraliana. Under “Culms Purple, Red-Brown, or Purple-Brown at the Base,” add: C. arctata, C. aureolensis, C. copulata, C. corrugata, C. debilis, C. flexuosa, C. gynandra, C. houghtoniana , C. peckii, C. planispicata, C. rugosperma, C. timida, and C. triangularis; remove C. jamesii. Under “Some or All of the Pistillate Scales Longer than the Perigynia,” add: C. annectens, C. aureolensis, C. fissa, C. gynandra, C. haleana, C. setacea, C. timida, C. triangularis. and C. vulpinoidea. Pages 11–27. Substitute the following keys: Page 11. Since 34 additional species are reported for Illinois, a new key to the species is provided to replace the keys on pages 11–27: ...