Wyatt, R., S. B. Broyles, and S. R. Lipow. 2000. Pollen-ovule ratios in milkweeds: an exception that probes the rule. Syst. Bot. (In press).

Lipow, S. R. and R. Wyatt. 2000. Towards an understanding of the mixed breeding system of swamp milkweed (Asclepias incarnata). J. Torrey Bot. Soc. (In press).

Lipow, S. R. and R. Wyatt. 2000. Diallel crosses reveal patterns of variation in fruit-set, seed mass, and seed number in Asclepias incarnata. Heredity (In press).

Wyatt, R. 2000. Toward a genetic sampling strategy for the ex situ conservation of bryophytes. Kew Bull. (In press).

Fishman, L. and R. Wyatt. 2000. Pollinator-mediated competition, reproductive character displacement, and the evolution of selfing in Arenaria uniflora (Caryophyllaceae). Evolution (In press).

Ivey, C. T. and R. Wyatt. 1999. Family outcrossing rates and neighborhood floral density in natural populations of swamp milkweed (Asclepias incarnata): evaluating the potential for statistical artifacts. Theor. Appl. Genet. 98: 1063-1071.

Derda, G. S., R. Wyatt, and J. Hyvönen. 1999. Genetic similarities among the hair-cap mosses (Polytrichaceae) as revealed by enzyme electrophoresis. Bryologist (In press).

Derda, G. S. and R. Wyatt. 1999. Genetic variation and population structure in Polytrichum piliferum (Polytrichaceae). J. Hattori Bot. Lab. (In press).

Derda, G. S. and R. Wyatt. 1999. Genetic variation and population structure in Polytrichum juniperinum and P. strictum (Polytrichaceae). indbergia (In press).

Derda, G. S. and R. Wyatt. 1999. Levels of genetic variation and its partitioning in the wide-ranging moss Polytrichum commune. Syst. Bot. (In press).

Wyatt, R., A. Stoneburner, and S. D. Hopper. 1999. Bryophytes. In A. Hopkins [ed.], Two Peoples Bay Nature Reserve. Western Australian Wildlife Research Center, Perth (In press).

Lipow, S. R., S. B. Broyles, and R. Wyatt. 1999. Population differences in self-fertility in the "self-incompatible" milkweed Asclepias exaltata (Asclepiadaceae). Amer. J. Bot. (In press).

Derda, G. S. and R. Wyatt. 1999. Isozyme profiles of three allopolyploid species of Polytrichastrum (P. pallidisetum, P. ohioense, and P. sexangulare: Polytrichaceae) and their putative progenitors. Plant Syst. and Evol. (In press).

Lipow, S. R. and R. Wyatt. 1999. Single gene control of post-zygotic self-incompatibility in poke milkweed (Asclepias exaltata L.). Genetics (In press).

Lipow, S. R. and R. Wyatt. 1999. Floral morphology and late-acting self-incompatibility in Apocynum cannabinum (Apocynaceae). Plant Syst. Evol. (In press).

Wyatt, R. and J. R. Allison. 1999. Flora and vegetation of granite outcrops in the southeastern United States. In S. Porembski and W. Barthlott [eds.], Vegetation of Inselbergs: Biotic Diversity of a Tropical Ecosystem. Springer-Verlag, Heidelberg, Germany. (In press).

Ivey, C. T., S. R. Lipow, and R. Wyatt. 1999. Mating systems and interfertility of swamp milkweed (Asclepias incarnata ssp. incarnata and ssp. pulchra). Heredity 82: 25-35.

Wyatt, R. 1999. Mniaceae. In D. Foreman [ed.], Flora of Australia, Vol. 51. Bureau of Fauna and Flora, Canberra. (In press).

Beliveau, B. D. and R. Wyatt. 1999. Compatibility relationships in distylous bluets: Houstonia serpyllifolia and H. longifolia (Rubiaceae). Amer. Midl. Naturalist 141: 217-226.

Wyatt, R. 1998. Richards II: some things do remain quite the same. [Book review]. Amer. J. Bot. 85: 1502-1505.

Lipow, S. R. and R. Wyatt. 1998. Reproductive biology and breeding system of Gonolobus suberosus (Asclepiadaceae). J. Torrey Bot. Soc. 125: 183-193.

Wyatt, R., A. E. Edwards, C. T. Ivey, and S. R. Lipow. 1998. The rare Asclepias texana and its widespread sister species, A. perennis, are self-incompatible and interfertile. Syst. Bot. 23: 151-156.

Wyatt, R. and I. J. Odrzykoski. 1998. On the origins of the allopolyploid moss Plagiomnium cuspidatum. Bryologist 101: 263-271.

Wyatt, R. 1997. Reproductive ecology of granite outcrop plants from the southeastern United States. J. Roy. Soc., West. Aust. 80: 123-129.

Wyatt, R. 1997. Yin and yang in southwestern China: personal reflections on field trip SW-B to northwestern Sichuan. Bryol. Times 94: 5-8.

Wyatt, R., I. J. Odrzykoski, and T. Koponen. 1997. Mnium orientale sp. nov. from Japan is morphologically and genetically distinct from M. hornum in Europe and North America. Bryologist 100: 226-236.

Broyles, S. B. and R. Wyatt. 1997. The pollen donation hypothesis revisited: A response to Queller. Amer. Naturalist 149: 595-599.

Wyatt, R. 1997. [Book review of] Experimental and Molecular Approaches to Plant Biosystematics. Bryologist 100: 278-279.

Wyatt, R. and G. S. Derda. 1997. Population biology of the Polytrichaceae. Adv. Bryol. 6: 265-295.

Wyatt, R. and S. B. Broyles. 1997. The weedy tropical milkweeds Asclepias curassavica and A. fruticosa are self-compatible. Biotropica 29: 232-234.

Wyatt, R., C. T. Ivey, and S. R. Lipow. 1996. The breeding system of desert milkweed, Asclepias subulata. Bull. Torrey Bot. Club 123: 180-183.

Stoneburner, A. and R. Wyatt. 1996. Ecological and phytogeographical characteristics of the mosses of Western Australia. In S. D. Hopper and A. S. George [eds.], Gondwanan Heritage: Past, Present and Future of the Western Australian Biota. Surrey Beatty, Chipping Norton, Australia. p. 109-119.

Wyatt, R. 1996. More on the southward spread of common milkweed, Asclepias syriaca L. Bull. Torrey Bot. Club 123: 68-69.