Morse, C. A. 2016. Review of Keys to Lichens of North America, Revised and Expanded. Prairie Naturalist 48: 37–38.
Morse, C. A. and D. Ladd. 2016. Lecanora inaurata, a new member of the L. subfusca group from central North America. Lichenologist 48: 377–385.
Advaita, M. K., C. A. Morse, and D. Ladd. 2016. Lichens, lichenicolous fungi, and allied fungi of Pipestone National Monument, Minnesota, revisited. Opuscula Philolichenum 15: 56–81.
Morse, C.A. 2016. Two new species of Thelenella and new reports from the Great Plains of central North America, with a world-wide key to the genus. Opuscula Philolichenum 15: 22–36.
Morse, C. A. and D. Ladd. 2015. Lichenes Exsiccati Magnicamporum Fascicle 1, with comments on selected taxa. Opuscula Philolichenum 14: 66–81.
Morse, C. A. 2013. A new lichenicolous Enterographa (Arthoniales, Roccellaceae) from central North America. Opuscula Philolichenum 12: 233–240.
Morse, C. A. and D. Ladd. 2013. A new species of Fellhanera (lichenized Ascomycota: Pilocarpaceae) from central North America. Lichenologist 45: 341–346.
Esslinger, T. L., C. A. Morse, and S. D. Leavitt. 2012. A new North American species in the lichen genus Hyperphyscia. The Bryologist 115: 31–41.
Ladd, D. and C. A. Morse. 2012. Endemism lost: Lecanora pallidochlorina (Lecanorales, lichenized Ascomycota) in the Great Plains, U. S. A. Opuscula Philolichenum 11: 60–63.
Sheard, J. W., K. Knudsen, H. Mayrhofer, and C. A. Morse. 2011. Three new species of Rinodina (Physciaceae) and a new record from North America. The Bryologist 114: 453–465.
Westberg, M., C. A. Morse, and M. Wedin. 2011. Two new species of Candelariella and key to the Candelariales (lichenized Ascomycetes) in North America. The Bryologist 114: 325–334.
Lendemer, J. C. and C. A. Morse. 2010. Caloplaca yuchiorum (Teloschistaceae, Lichenized Ascomycota), a new sorediate species from North America. Journal of the Torrey Botanical Club 137: 327–332.
Morse, C. A. and J. R. Reveal. 2009. Neotypification of Artemisia carruthii (Asteraceae: Anthemideae). Journal of the Botanical Research Insitute of Texas 3: 667–672.
McKenzie, P. M., C. T. Witsell, L. R. Phillippe, C. S. Reid, M. A. Homoya, S. B. Rolfsmeier, and C. A. Morse. 2009. Status assessment of Eleocharis wolfii (Cyperaceae) in the United States. Journal of the Botanical Research Insitute of Texas 3: 831–854.
Knudsen, K. and C. A. Morse. 2009. Acarospora nicolai, a rediscovered species. The Bryologist 112: 147–151.
Harris, R. H. and C. A. Morse. 2008. Monoblastiopsis (Dothideomycetes, Pleosporales, incertae sedis), a new genus from the Great Plains and Ozark Highlands. Opuscula Philolichenum 5: 89–96.
Morse, C. A., C. C. Freeman, and R. L. McGregor. 2007. New, corrected, and interesting records for the Kansas vascular flora. Journal of the Botanical Research Insitute of Texas 1: 753–761.
Nesom, G. L. and C. A. Morse. 2007. Variation in Petradoria pumila (Asteraceae: Asteraeae). Journal of the Botanical Research Insitute of Texas 1: 351–356.
Urbatsch, L. E., R. P. Roberts, C. A. Morse, and K. M. Neubig. 2006. 167. Nestotus. pp. 169–170 In Asteraceae. Vol. 20. Flora of North America. Oxford University Press.
Morse, C. A. 2006. 170. Stenotus. pp. 174–177 In Asteraceae. Vol. 20. Flora of North America. Oxford University Press.
Morse, C. A. 2006. 172. Tonestus. pp. 181–184 In Asteraceae. Vol. 20. Flora of North America. Oxford University Press.
Morse, C. A. 2005. A new combination in Stenotus (Asteraceae). Sida 21: 2093.
Morse, C. A. 2005. Appendix A: Habitat map and floristic quality analysis. In: Fort Leavenworth Military Reservation Integrated Natural Resource Management Plan.
Freeman, C. C., W. H. Busby, J. Delisle, W. D. Kettle, K. Kindscher, H. Loring, C. A. Morse, and V. B. Salisbury. 2003. A natural areas inventory of the Ft. Leavenworth Military Reservation, Leavenworth County, Kansas. II. Open-file Report No. 117. Kansas Biological Survey. Lawrence, KS. 199 pp.
Freeman, C. F., C. A. Morse, and R. L. McGregor. 2003. New vascular plant records for the grassland biome of central North America. Sida 20: 1289–1297.
Freeman, C. F., C. A. Morse, and J. P. Thurmond. 2003. The vascular flora of the Ogallala ecotone on the Dempsey Divide, Roger Mills County, Oklahoma. Sida 20: 1217–1245.
Freeman, C. C. and C. A. Morse. 2002. Kansas floristic quality assessment: coefficients of conservatism for plants in southeast Kansas. Unpublished report submitted to Kansas Dept. of Health and Environment. R.L. McGregor Herbarium, University of Kansas. Lawrence, KS. 29 pp.
Thurmond, J. P., C. C. Freeman, K. Kindscher, H. Loring, C. A. Morse, and B. W. Hoagland. 2002. Preliminary report of an ethnobotanical survey along the Ogallala ecotone on the Dempsey Divide in Roger Mills County, Oklahoma. Oklahoma Archeology 50: 10–37.
Morse, C. A. 2002. Sensitive species evaluations submitted to United States Forest Service Region 2 (Rocky Mountain Region). R.L. McGregor Herbarium, University of Kansas. Lawrence, KS. (100 evaluations for taxa native to Kansas).
Baker, D. A. and C. A. Morse. 2001. Disaster recovery in the herbarium. Collection Forum 15: 26–35.
Freeman, C. F., R. L. McGregor, and C. A. Morse. 1998. Vascular plants new to Kansas. Sida 18: 593–604.
Morse, C. A. 1998. Systematics and taxonomy of Stenotus Nutt. (Asteraceae: Astereae). Master's thesis submitted to the University of Kansas. 139 pp.