Professional Experience
2005-present Professor, Department of
Plant Biology, University of Georgia, Athens, GA
2001-2005 Associate Professor, Department
of Plant Biology, University of Georgia, Athens, GA
1995-2001 Assistant Professor,
Department of Botany, University of Georgia, Athens, GA
1992-1994 Postdoctoral Associate,
Department of Land, Air and Water Resources,
University of California, Davis, CA. Postdoctoral advisor James H. Richards
1986-1992 Research and Teaching
Assistant and Graduate Student,
Department of Biology University of Utah, Salt Lake City, UT
1982-1986 Research Technician, Savannah
River Ecology Laboratory, Aiken, SC
1980-1982 Research Assistant and
Graduate Student, College of Marine Studies,
University of Delaware, Lewes, DE.
Education
Ph.D. 1992 Biology, University
of Utah Salt Lake City, UT. Advisor James R. Ehleringer.
M.S. 1982 Marine Studies, University of
Delaware, Lewes, DE. Advisor John L. Gallagher.
B.S. 1980 Biology, Salisbury
State University, Salisbury, MD.
Publications (click on authors to access available PDFs)
Snyder
KA, JJ Jeremy, HH. Richards,
LA Donovan. 2008. Does hydraulic lift facilitate nitrogen
capture? Plant and Soil 306:
159-166
Van
Etten M.L., L.B. Prevost, A.C
Deen, B.V. Ortiz, L.A. Donovan, S.-M. Chang. 2008 Gender differences in
reproductive and physiological traits in a gynodioecious
species, Geranium maculatum
(Geraniaceae) International Journal of Plant
Science. 169: 271-279
Sapir,
Y, M.L. Moody, L.C. Brouilette, L.A. Donovan, L.H. Rieseberg. 2007. Patterns
of genetic diversity and candidate genes for ecological divergence in homoploid hybrid sunflower Helianthus anomalus. Molecular
Ecology 16: 5017-5029
Howard
A.R., L.A. Donovan. 2007. Nighttime stomatal
conductance and transpiration in Helianthus: regulated by soil water
but not nutrient availability. Plant Physiology 143: 145-155.
Caird, M.A,
J.H. Richards, L.A. Donovan. 2007. Nighttime stomatal
conductance and transpiration in C3 and C4 plants. Plant
Physiology 143: 4-10.
Donovan
L.A., S. Dudley, D.M. Rosenthal, F. Ludwig. 2007. Phenotypic
selection on leaf WUE and related ecophysiological traits for natural
populations of desert sunflowers. Oecologia
152:13-25.
Brouillette,
L.C, D.M. Rosenthal, L.H. Rieseberg, C. Lexer,
R.L. Malmberg, L.A Donovan. 2007. Genetic architecture of leaf
ecophysiological traits in Helianthus. Journal of Heredity
98:142-146.
Brouillette, L.C., M. Gebremedhin, D.M. Rosenthal,
L.A. Donovan. 2006. Testing hypothesized evolutionary shifts toward
stress tolerance in hybrid Helianthus species. Western
North American Naturalist 66:409-419.
Ludwig, F, R.A.
Jewett, L.A. Donovan. 2006. Nutrient and water addition effects on day
and night-time conductance and transpiration in a C3 desert annual. Oecologia 148: 219-225.
James, J.J., N.N.
Alder, K.H. Mühling, A.E. Läuchli,
K.A. Shackel, L.A. Donovan, J.H. Richards.
2006. High apoplastic solute concentrations
in leaves alter water relations of the halophytic shrub, Sarcobatus vermiculatus. Journal of Experimental Botany 57: 139-147
Addington, R.N.,
L.A. Donovan, .R.J. Mitchell, J.M. J.M. Vose,
S.D. Pecot, S.B. Jack, U.G. Hacke,
J.S. Sperry, and R. Oren. 2006. Adjustments in
hydraulic architecture of Pinus palustris maintain similar stomata conductance in
xeric and mesic habitats. Plant Cell Environment 29: 535-545.
Rosenthal,
D.M., L.H. Rieseberg, and L.A. Donovan. 2005. Recreating ancient hybrid
species’ complex multi-trait phenotypes from early-generation
synthetic hybrids: Three examples using wild sunflowers. American
Naturalist 166: 26-41.
Lexer, C., D.M. Rosenthal, O.
Raymond, L.A. Donovan, L.H.
Rieseberg. 2005. Genetics of species differences in the wild annual
sunflowers, Helianthus
annuus and H. petiolaris. Genetics
169: 2225-2239.
Rosenthal,
D.M., F. Ludwig, L.A. Donovan. 2005. Plant responses to an edaphic gradient across and active sand dune /desert
boundary in the Great Basin Desert. International Journal of Plant
Science 166: 247-255.
Richards,
C.L., S.C. Pennings, L.A. Donovan. 2005. Habitat range and phenotypic
variation in salt marsh plants. Plant Ecology 176:263-273.
Ludwig, F.,
D.M. Rosenthal, J.A. Johnston, N. Kane, B.L. Gross, C. Lexer,
S.A. Dudley, L.H. Rieseberg, and L.A. Donovan. 2004. Selection on
leaf ecophysiological traits in a desert hybrid Helianthus species
and early generation hybrids. Evolution 58:2682-2692.
Johnston J.A.,
L.A. Donovan, and M.L. Arnold. 2004. Novel phenotypes among early
generation hybrids of two Louisiana Iris species: flooding
Experiments. Journal Ecology 92:967-976.
Richards, C.L.,
J.L. Hamrick, L.A. Donovan, and R. Mauricio. 2004. Unexpectedly high clonal diversity of two salt marsh perennials across a
severe environmental gradient. Ecology Letters 7:1155-1162.
Gross, B.L.,
N.C. Kane, C. Lexer, F. Ludwig, D.M. Rosenthal,
L.A. Donovan, L.H. Rieseberg. 2004. Reconstructing the origin of Helianthus
deserticola: survival and selection on the desert floor. American
Naturalist 164:145-156.
West, J.B.
and L.A. Donovan. 2004. Effects of individual bunchgrasses on potential
C and N mineralization of longleaf pine savanna soils. Journal of the
Torrey Botanical Society 131:120-125.
Snyder, K.A.,
L.A. Donovan, J. J. James, R. L. Tiller, and J.H. Richards. 2004.
Extensive summer water pulses do not necessarily lead to canopy growth of
Great Basin and northern Mojave Desert shrubs. Oecologia
141:325-334.
Espeleta
J.F., J.B. West, L.A. Donovan. 2004. Species-specific patterns of
hydraulic lift in co-occurring adults trees and
grasses in a sandhill community. Oecologia 138:341-349.
Addington,
R.N., R.J. Mitchell, R. Oren, and L.A. Donovan. 2004. Stomatal sensitivity to vapor pressure deficit and its
relationship to hydraulic conductance in Pinus
palustris. Tree Physiology 24:561-569.
West, J.B., J.F. Espeleta, and L.A. Donovan. 2004. Fine root production and turnover
across a complex edaphic gradient of a Pinus palustris-Aristida
stricta savanna ecosystem. Forest Ecology
& Management 189: 397-406.
Rieseberg, L.H., O.
Raymond, D.M. Rosenthal, Z Lai, K. Livingston, T. Nakazato,
J.L. Durphy, A.E. Schwarzbach,
L.A. Donovan, C. Lexer. 2003. Major
ecological transitions in wild sunflower facilitated by hybridization. Science
301:1211-1216.
Johnston,
J.A., M.L. Arnold, and L.A. Donovan. 2003. High hybrid fitness at seed
and seedling life history stages in Louisiana Irises. Journal of Ecology
91:438-446.
West, J.B., J.F.
Espeleta, and L.A. Donovan. 2003. Root longevity and phenology differences between two co-occurring savanna
bunchgrasses with different leaf habitats. Functional Ecology 17:
20-28.
Snyder, K.A.,
J.H. Richards and L.A. Donovan. 2003. Nighttime conductance in C3 and
C4 species, do plants lose water at night? Journal of Experimental
Botany 54:861-865
Donovan,
L.A., J.H. Richards, and M.J. Linton. 2003. Magnitude and mechanisms of
predawn disequilibrium between predawn and plant soil water potentials in
desert shrubs. Ecology 84: 463-470.
Rosenthal,
D.M., A.E. Schwarzbach, L.A. Donovan, O. Raymond,
and L.H. Rieseberg. 2002. Phenotypic differentiation between three
ancient hybrid taxa and their parental species. International
Journal Plant Science 163:387-398.
Espeleta,
J.F. and L.A. Donovan. 2002. Fine root demography and morphology in
response to soil resource availability among xeric and mesic sandhill tree species. Functional Ecology
16:113-121.
Donovan,
L.A., M.J. Linton, and J.H. Richards. 2001. Predawn plant water potential
does not necessarily equilibrate with soil water potential. Oecologia 129:328-335
Johnston,
J.A., R.A. Wesselingh, A.C. Bouck, L.A. Donovan,
and M.L. Arnold. 2001. Intimately linked or hardly speaking? The
relationship between genotypic variation and environmental gradients in a
Louisiana Iris hybrid swarm. Molecular Ecology 10: 673-681.
Johnston, J.A.,
D.J. Grise, L.A. Donovan, and M.L. Arnold.
2001. Environment-dependent performance and fitness of Iris brevicaulis, I. fulva, (Iridaceae)
and hybrids. American Journal of Botany 88:933-938.
Schwarzbach, A.E., L.A. Donovan, and L.H. Rieseberg.
2001. Transgressive character expression in a
hybrid sunflower species. American Journal of Botany 88:270-277.
Donovan, L.A. and J.S. Sperry. 2000. Scaling the
soil-plant-atmosphere continuum: from physics to ecosystems (meeting
report). Trends in Plant Science 5:510-512.
Rieseberg, L.H., A.E. Schwarzbach,
and L.A. Donovan. 2000. Ecological divergence of hybrid lineages. INTECOL
Newsletter Autumn: 8.
Pappert, R.A,
J.L. Hamrick and L.A. Donovan. 2000. Genetic variation in Pueria lobata (Fabaceae), an introduced, clonal,
invasive plant of the southeastern U.S. American Journal of Botany
87: 1240-1245.
Donovan, L.A.,
J.B. West and K.W. McLeod. 2000. Quercus species differ in
water and nutrient characteristics in a resource limited fall -line sandhill habitat. Tree Physiology 20: 929-936.
Donovan,
L.A. and J.H. Richards. 2000. Juveniles show differences in stress
tolerance, but no competition or facilitation, along a stress gradient. Journal
of Ecology 88: 1-16.
Donovan,
L.A., D.J. Grise, J.B. West, R.A. Pappert, N.N.
Alder and J.H. Richards. 1999. Predawn disequilibrium between plant and
soil water potentials in two cold desert shrubs. Oecologia
120: 209-217.
Dodd, G.R.
and L.A. Donovan. 1999. Water potential and ionic effects on
germination and seedling growth of two cold desert shrubs. American
Journal of Botany 86: 1146-1153.
Donovan, L.A. and R.A. Pappert. 1998. Ecophysiological
differences among growth stages of Quercus laevis in
a sandhill oak community. Journal of the
Torrey Botanical Society 125 (1): 3-10.
Donovan,
L.A., J.H. Richards, and E.J. Schaber. 1997.
Nutrient relations of the halophytic shrub, Sarcobatus vermiculatus, along a soil
salinity gradient. Plant and Soil 190: 105-117.
Donovan, L.A.,
J.H. Richards, and M.M. Muller. 1996. Water relations and leaf
chemistry of Chrysothamnus nauseosus
ssp. consimilis (Asteraceae)
and Sarcobatus vermiculatus
(Chenopodiaceae). American Journal of Botany
83: 1637-1646.
Donovan, L.A. and J.R. Ehleringer. 1994. Carbon
isotope discrimination, water-use efficiency, growth and mortality in a
natural shrub population. Oecologia 100: 347-354.
Donovan,
L.A. and J.R. Ehleringer. 1994. Potential for selection on plants for
water-use efficiency as estimated by carbon isotope discrimination. American
Journal Botany 81: 927-935.
Donovan, L.A. and J.R. Ehleringer. 1994. Water stress
and use of summer precipitation in a Great Basin shrub community. Functional
Ecology 8: 289-297.
Donovan, L.A., J. Mausberg
and J.R. Ehleringer. 1993. Seedling size and survival for Chrysothamnus nauseosus.
Great Basin Naturalist 53: 237-245.
Sandquist, D.R., W.S.F.
Schuster, L.A. Donovan, S.L. Phillips, and J.R. Ehleringer. 1993.
Differences in carbon isotope discrimination between seedling and adult
desert perennial plants. Southwestern Naturalist 38: 212-217.
Donovan, L.A., and J.R. Ehleringer. 1992. Contrasting
water-use patterns among size and life history classes of a semiarid shrub.
Functional Ecology 6: 482-488.
Donovan, L.A., and J.R. Ehleringer. 1991.
Ecophysiological differences among juvenile and reproductive classes of
several woody species. Oecologia 86:
594-597.
Smedley, M.P., T.E.
Dawson, J.P. Comstock, L.A. Donovan, E.S. Sherrill, C.S. Cook, and J.R.
Ehleringer. 1991. Seasonal carbon isotope discrimination in a grassland
community. Oecologia 85: 314-320.
Donovan,
L.A., K.W. McLeod, N.J. Stumpff, and K.C.
Sherrod. 1988. Response of woody swamp seedlings to flooding and
increased water temperature. I. Growth, biomass, and survivorship. American
Journal Botany 75: 1181-1190.
Donovan, L.A., J.L. Gallagher. 1985. Morphological
responses of a marsh grass, Sporobolus virginicus (L.) Kunth.
To saline and anaerobic stresses. Wetlands 5: 1-13.
Donovan,
L.A., and J.L. Gallagher. 1984. Anaerobic substrate tolerance in Sporobolus virginicus
(L). Kunth. American Journal Botany 71:
1424-1431.
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