HOT off the Press 1 (See Book Review 1; Book Review 2) & Hot off the Press 2

Google Scholar Profile; ORCID Profile; SelectedWorks from SJSU; Scholarly Contributions via SCOPUS

*=undergraduate student author; ^=graduate student author; **=former student


54. Herath, I., P. Kumarathilaka, A.Navaratne, N. Rajakaruna, and M.Vithanage. Immobilization and phytotoxicity reduction of heavy metals in serpentine soil using biochar derived from bioenergy industry. Biomass and Bioenergy (under review)

53. Rajakaruna, N. 2014. Serpentine geoecology of Sri Lanka: A summary of information gaps. Ceylon Journal of Science (invited paper; under review)

52.Venter, A., A. Levanets, S. Siebert, and N. Rajakaruna. Diversity of soil algae and cyanoprokaryotes on ultramafic substrates in Mpumalanga, South Africa. South African Journal of Plant and Soil (under review)

51. Medeiros, I. D.*, Fryday, A. M., and N. Rajakaruna. 2014. Additional lichen records and minerological data from metal-contaminated sites in Maine.  Rhodora (in press)

50. Rajakaruna, N., R. S. Boyd, and T. B. Harris**, eds. (2014). Plant Ecology and Evolution in Harsh Environments. Nova Science Publishers, Inc., NY, USA (Book in preparation)

49. Mansfield, M.*, Pope, N.**, Mittlehauser, G., and N. Rajakaruna. 2014. Diversity and Soil-Tissue Elemental Relations of Vascular Plants of Callahan Mine, Brooksville, Maine, USA. Rhodora (in press; Supplementary Table; undergraduate senior project of Maggie Mansfield)

48. Ghasemi, R., Chavoshi, Z. Z.,  Boyd, R. S., and N. Rajakaruna. 2014. A preliminary study of the role of nickel in enhancing flowering of the nickel hyperaccumulating plant Alyssum inflatum Nyár. (Brassicaceae). South African Journal of Botany 92: 47-52 (PDF)

47. N. Rajakaruna and R. S. Boyd. Geoecology. In: Oxford Bibliographies in Ecology. Ed. David Gibson. New York: Oxford University Press (invited chapter; under review)

46. Vithanage, M., Rajapaksha, A. U, Oze, C., Rajakaruna, N. and C.B. Dissanayake. 2014. Metal release from serpentine soils in Sri Lanka. Environmental Monitoring and Assessment, DOI 10.1007/s10661-014-3626-8 (PDF)

45. N. Rajakaruna and R. S. Boyd. 2014. Serpentine Soils. In: Oxford Bibliographies in Ecology. Ed. David Gibson. New York: Oxford University Press (PDF;PDF2)

44. Barton, J.*, Ciccotelli, B.**, Gall, J. E.*, Olday, F. C.,  Connery, B.,  T. B. Harris**, A. M. Fryday, and N. Rajakaruna. 2014. Lichens of six vernal pools in Acadia National Park, ME, USA. Evansia 31: 31-39 (PDF; undergraduate senior project of Jason Barton)

43. Neilson, S.** and N. Rajakaruna. Phytoremediation of Agricultural Soils: Using plants to clean metal-contaminated arable lands. In: Phytoremediation: Management of Environmental Contaminants. Eds. A. A. Ansari, S. S. Gill, and G. R. Lanza. Springer (invited chapter; accepted for publication).


42. Boyd, R. S. and N. Rajakaruna. 2013. Heavy Metal Tolerance. In: Oxford Bibliographies in Ecology. Ed. David Gibson. New York: Oxford University Press (PDF; PDF2)

41. Rajakaruna, N. and R. S. Boyd. 2013. Edaphic Factor. In: Reference Module in Earth Systems and Environmental Sciences. Ed. Scott A. Elias. Elsevier, Oxford, United Kingdom (article reproduced from Encyclopedia of Ecology, 2008, Pages 1201–1207; PDF)

40. Gall, J. E.* and N. Rajakaruna. 2013. The physiology, functional genomics, and applied ecology of heavy metal-tolerant Brassicaceae In: Brassicaceae: Characterization, Functional Genomics and Health Benefits (Ed. Minglin Lang), pp. 121-148. Nova Science Publishers, Inc., NY, USA (PDF)

39. Pope, N.**, Fong, M.^, Boyd, R., and N. Rajakaruna. 2013. The role of elevation and soil chemistry in the distribution and ion accumulation of floral morphs of Streptanthus polygaloides Gray (Brassicaceae), a Californian nickel hyperaccumulator. Plant Ecology and Diversity (PDF; Supplementary Material; Master’s Thesis research of Mike Fong)


38. Harris, T.B.**, N. Rajakaruna, S.J. Nelson, and P.D. Vaux. 2012. Stressors and Threats to the Flora of Acadia National Park, Maine: Current Knowledge, Information Gaps, and Future Directions.  Journal of the Torrey Botanical Society 139: 323-344 (PDF)

37. Rajakaruna, N., Knudsen, K., Fryday, A., O’Dell, R. E., Pope, N.**, Olday, F. C.,  and S. Woolhouse^.  2012. Investigation of the importance of rock chemistry for saxicolous lichen communities of the New Idria serpentinite mass, San Benito County, California, USA. The Lichenologist 44: 695-714, DOI: (PDF)

36. Yost, J. M.^, Barry, T.^, Kay, K.M. and N. Rajakaruna. 2012. Edaphic adaptation maintains the coexistence of two cryptic species on serpentine soil. American Journal of Botany 99 (5): 890-897. (PDF; Master’s Thesis research of Teri Barry)

35. Bieger, A., N. Rajakaruna, and S. P. Harrison. 2012. Little evidence for local adaptation to soils or microclimate in the postfire recruitment of three Californian shrubs. Plant Ecology and Diversity, DOI:10.1080/17550874.2012.701670 (PDF; Supplementary Materials)

34. Davoodian, N.*, J. Bosworth*, and N. Rajakaruna. 2012. Mycorrhizal colonization of Hypericum perforatum L. (Hypericaceae) on adjacent serpentine and granite outcrops on the Deer Isles, Maine, USA.  Northeastern Naturalist 19: 517-526  (PDF; undergraduate senior project of Naveed Davoodian)

33. Neilson, S.** and N. Rajakaruna. 2012. Roles of rhizospheric processes and plant physiology in phytoremediation of contaminated sites using oilseed Brassicas.In: Anjum N. A., Ahmad I., Pereira M. E., Duarte A. C., Umar S., Khan N. A. (Eds.) The Plant Family Brassicaceae: Contribution Towards Phytoremediation, pp. 313-330. Environmental Pollution Book Series, Vol. 21, Springer (Science + Business Media), Dordrecht, The Netherlands (PDF)


32. Anacker, B. L., N. Rajakaruna, D. D. Ackerly, S. P. Harrison, J. E. Keeley, and M. C. Vasey. 2011. Ecological strategies in California chaparral: Interacting effects of soils, climate, and fire on specific leaf area.  Plant Ecology and Diversity 4: 179-188DOI:10.1080/17550874.2011.633573 (PDF; Supplementary Materials).

31. Rajakaruna, N., T. B. Harris*, S. Clayden, A. Dibble, and F. S. Olday. 2011. Lichens of Callahan Mine, a copper and zinc-enriched Superfund site in Brooksville, Maine, U.S.A. Rhodora 113: 1-31 (PDF)

30. Ciccotelli, B.*, T. B. Harris*, B. Connery, and N. Rajakaruna. 2011. A preliminary study of the vegetation of vernal pools of Acadia National Park, Mount Desert Island, Maine, USA. Rhodora 113: 260-279 (PDF; undergraduate senior project of Brett Ciccotelli)

29. R. E. O’Dell and N. Rajakaruna. 2011. Intraspecific variation, adaptation, and evolution. In: Harrison, S. P. and N. Rajakaruna (Eds.). Serpentine: Evolution and Ecology in a Model System, pp. 97-137. University of California Press, Berkeley, CA, USA.  (Proofs here).

28. S. P. Harrison and N. Rajakaruna. 2011. What have we learned from serpentine about evolution, ecology, and other sciences? In: Harrison, S. P. and N. Rajakaruna (Eds.). Serpentine: Evolution and Ecology in a Model System, pp. 417-427.  University of California Press, Berkeley, CA, USA. (Proofs here).

27. Harrison, S. P. and N. Rajakaruna (Eds.). 2011. Serpentine: Evolution and Ecology in a Model System. University of California Press, Berkeley, CA, USA . (See Book Review)


26. Pope, N.*, Harris, T. B.*, and N. Rajakaruna. 2010. Vascular plants of adjacent serpentine and granite outcrops on the Deer Isles, Maine, USA. Rhodora 112:105-141. (PDF; undergraduate senior project of Nate Pope)


25. R. S. Boyd, A. R. Kruckeberg, and N. Rajakaruna. 2009. Biology of ultramafic rocks and soils: research goals for the future. Northeastern Naturalist 16 (5): 422-440. (PDF)

24. Rajakaruna, N. and R. S. Boyd. 2009. Advances in serpentine geoecology: A retrospective. Northeastern Naturalist 16 (5): 1-7. (PDF)

23. Rajakaruna, N. 2009. Serpentinophiles from California and across the world gather in Maine to highlight recent research on soil-biota relations of serpentine outcrops. Fremontia 37 (1): 21-24. (PDF)

22. Rajakaruna, N., and R. S. Boyd (Eds.). 2009. Soil and Biota of Serpentine: A World View. Proceedings of the Sixth International Conference on Serpentine Ecology. Northeastern Naturalist 16 (Special Issue 5).

21. Harris, T. B.* and N. Rajakaruna. 2009. Adiantum viridimontanum, Aspidotis densa, Minuartia marcescens, and Symphyotrichum rhiannon: Additional Serpentine Endemics from Eastern North America. Northeastern Naturalist 16 (5): 111-120. (PDF)

20. Rajakaruna, N., N. Pope*, J. Perez-Orozco*, and T. B. Harris*. 2009. Ornithocoprophilous Plants of Mount Desert Rock, a Remote Bird-Nesting Island in the Gulf of Maine, USA. Rhodora 111: 417-448. (PDF)

19. Rajakaruna, N., T. B. Harris*, and E. B. Alexander. 2009. Serpentine geoecology of eastern North America: a review. Rhodora 111:21-108. (PDF)

18. Briscoe, L. R. E.*, Harris, T. B.* Dannenberg, E.*, Broussard, W.*, Olday, F. C., and N. Rajakaruna. 2009. Bryophytes of adjacent serpentine and granite outcrops on the Deer Isles, Maine, USA. Rhodora 111:1-20. (PDF; undergraduate senior project of Laura Briscoe)


17. Rajakaruna, N. and R.S. Boyd. 2008. The edaphic factor. Pp. 1201–1207, In S.E. Jorgensen and B. Fath (Eds.). The Encyclopedia of Ecology. Volume 2. Elsevier, Oxford, United Kingdom. (PDF)

16. Vaux, P. D., Nelson, S. J., Rajakaruna, N. Mittelhauser, G., Bell, K., Kopp, B., Peckenham, J. and G. Longsworth. 2008. Assessment of natural resources and watershed conditions in and adjacent to Acadia National Park. Natural Resource Technical Report NPS/HTLN/NRTR—2006/001. National Park Service, Fort Collins, Colorado, USA. (PDF)


15. Harris, T. B.*, Olday, F. C., and N. Rajakaruna. 2007. Lichens of Pine Hill, a peridotite outcrop in Eastern North America. Rhodora 109: 430-447. (PDF; undergraduate senior project of Tanner Harris)


14. Bohm, B. A. and N. Rajakaruna. 2006. The Lasthenia californica story: It started with flavonoids. Natural Product Communications 11: 1013-1022. (PDF)

13. Rajakaruna, N., Tompkins, K. M.*, and P. G. Pavicevic.* 2006. Phytoremediation: An affordable green technology for the clean-up of metal contaminated sites in Sri Lanka. Ceylon Journal of Science 35: 25-39. (PDF)


12. Rajakaruna, N. and J. Whitton. 2004. Trends in the evolution of edaphic specialists with an example of parallel evolution in the Lasthenia californica complex. In: Plant adaptation: Molecular Biology and Ecology, Q.C.B. Cronk, I.E.P. Taylor, R. Ree and J. Whitton (Eds), pp. 103-110. (PDF)

11. Rajakaruna, N. and A. J. M. Baker. 2004. Serpentine: A model habitat for botanical research in Sri Lanka. Ceylon Journal of Science 32: 1-19. (PDF)

10. Rajakaruna, N. 2004. The edaphic factor in the origin of species. International Geology Review 46: 471-478. (PDF)


9. Rajakaruna, N. 2003. Edaphic differentiation in Lasthenia: A model for studies in evolutionary ecology. Madrono 50: 34-40. (PDF)

8. Rajakaruna, N., Baldwin, B. G., Chan, R., Desrochers, A. M., Bohm, B. A., and J. Whitton. 2003. Edaphic races and phylogenetic taxa in the Lasthenia californica complex (Asteraceae: Heliantheae): An hypothesis of parallel evolution. Molecular Ecology 12: 1675-1679. (PDF)

7. Rajakaruna, N., Bradfield, G. E., Bohm, B. A., and J. Whitton. 2003. Adaptive differentiation in response to water stress by edaphic races of Lasthenia californica (Asteraceae). International Journal of Plant Sciences 164: 371-76. (PDF)

6. Rajakaruna, N., Siddiqi, M. Y., Whitton, J., Bohm, B. A., and A. D. M. Glass. 2003. Differential responses to Na+/K+ and Ca2+/Mg2+ in two edaphic races of the Lasthenia californica complex (Asteraceae): A case for parallel evolution of physiological traits. New Phytologist 157: 93-103. (PDF)


5. Rajakaruna, N. and B. A. Bohm. 2002. Serpentine and its vegetation: A preliminary study from Sri Lanka. Journal of Applied Botany 76: 20-28. (PDF)

4. Rajakaruna, N., Harris, C. S., and G.H.N. Towers. 2002. Antimicrobial activity of plants collected from serpentine outcrops in Sri Lanka. Pharmaceutical Biology 40: 235-244. (PDF)


3. Whitton, J. and N. Rajakaruna. 2000. Plant biodiversity – an overview. In: S.L. Levin (Ed.). Encyclopedia of Biodiversity, pp. 621-630. Academic Press, San Diego, CA. (PDF)


2. Rajakaruna, N. and B.A. Bohm. 1999. The edaphic factor and patterns of variation in Lasthenia californica (Asteraceae). American Journal of Botany 86:1576-1596. (PDF)


1. Bernston, G.M, Rajakaruna, N., and F.A. Bazzaz. 1998. Growth and nitrogen uptake of an experimental community of annuals exposed to elevated atmospheric CO2. Global Change Biology 4: 607-627. (PDF)

Manuscripts in Progress

Burgess, J.L., Szlavecz, K., Rajakaruna, N., Lev, S. and Swan, C.M. Vegetation Dynamics and Mesophication in Response to Conifer Encroachment within an Ultramafic System. Target Journal:

Galey, M.* and N. Rajakaruna. Serpentine geoecology of South, Southeast, and East Asia: a review. Target Journal: Ceylon Journal of Science (Biological Sciences)

Gall, J. E.**, Boyd R. S., and N. Rajakaruna. Transfer of heavy metals through the trophic levels: a review. Target Journal: Journal of Environmental Health

Woolhouse, S. C.^, Pope, N.** and N. Rajakaruna. Fine scale habitat specialization contributes to co-existence in two closely-related, rare, and serpentine endemic Monardella (Lamiaceae) species. Target Journal: American Journal of Botany

Gall, J. E.**, Kirven-Dows, L.**, and N. Rajakaruna. Diversity and tissue metal content of insects collected from serpentine and granite outcrops, Deer Isles, ME, USA. Target Journal: Environmental Entomology

Jumper, K.**, Davoodian, N.**, Porter, D. and N. Rajakaruna. Diversity and heavy metal content of macrofungi of serpentine and granite outcrops on Deer Isles, ME, USA. Target Journal: Rhodora

Stern, M.*, Pope, N.** and N. Rajakaruna. Limestone vegetation of the Simonton Quarry Preserve, Rockport, ME, USA. Target Journal: Rhodora

Dr. Kerry Knudsen collecting saxicolous lichens at the New Idria Serpentine Mass, CA, USA. The results of this study are reported in the manuscript listed as # 38 above.

Nishi Rajakaruna (L) Annette Bieger (R) showing off some seedlings of chaparral shrubs collected for the reciprocal transplant study reported in the manuscript listed as # 35 above.


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