Drought induced xylem embolism in four riparian trees from the Western Cape Province: Insights and implications for planning and evaluation of restoration

South African Journal of Botany

Volumn 74, Issue 3, 2008, Pages 508-516

  Swift, C C ^a   Jacobs, S M ^b   Esler, K J ^b  

^a WHITTIER COLLEGE   (United States)

^b STELLENBOSCH UNIVERSITY   (South Africa)

Author keywords

Drought tolerance; Embolism; Fynbos riparian ecotone; Vulnerability to cavitation

Indexed keywords

DICOTYLEDON; DROUGHT RESISTANCE; DROUGHT STRESS; ECOTONE; EVAPORATION; FYNBOS; MEDITERRANEAN ENVIRONMENT; PHYSIOLOGY; POPULATION DISTRIBUTION; RESTORATION ECOLOGY; RIPARIAN VEGETATION; STREAMFLOW; TOLERANCE; VULNERABILITY; WATER AVAILABILITY; XYLEM;

AFRICA; SOUTH AFRICA; SOUTHERN AFRICA; SUB-SAHARAN AFRICA; WESTERN CAPE;

BRABEJUM STELLATIFOLIUM; METROSIDEROS ANGUSTIFOLIA; RAPANEA MELANOPHLOEOS;

EID: 45549101645     PISSN: 02546299     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.sajb.2008.01.169     Document Type: Article

References (46)

1. Alder N.W., Sperry J.S., and Pockman W.T. Root and stem xylem embolism, stomatal conductance and leaf turgor in Acer grandidentatum populations along a soil moisture gradient. Oecologia 105 (1996) 293-301
2. Brown C. The ecological status of Western Cape rivers investigated: shock survey findings. African Wildlife 52 (1998) 27-28
3. Brodribb T.J., and Holbrook N.M. Stomatal protection against hydraulic failure: a comparison of co-existing ferns and angiosperms. New Phytologist 162 (2004) 663-670
4. Brodribb T.J., Holbrook N.M., Edwards E.J., and Gutierrez M.V. Relations between stomatal closure, leaf turgor and xylem vulnerability in eight tropical dry forest trees. Plant Cell and Environment 26 (2003) 443-450
5. Coates Palgrave K. Trees of Southern Africa. 3rd ed (2002), Struik Publishers, Cape Town
6. Davis S.D., Ewers F.W., Wood J.J., Reeves K.J., and Kolb K.J. Differential susceptibility to xylem cavitation among three pairs of Ceanothus species in the Transverse Mountain Ranges of Southern California. Ecoscience 6 (1999) 180-186
7. Dye P., and Jarmain C. Water use by black wattle (Acacia mearnsii): implications for the link between removal of invading trees and catchment streamflow response. South African Journal of Science 100 (2004) 40-45
8. Ewers F.B., and Fisher J.B. Variation in vessel length and diameter in stems of six tropical and sub-tropical lianas. American Journal of Botany 76 (1989) 1452-1459
9. Galatowitsch S.M., and Richardson D.M. Riparian scrub recovery after clearing of invasive alien trees in headwater streams of the Western Cape. Biological Conservation 122 (2005) 509-521
10. Gasith A., and Resh V.H. Streams in Mediterranean Climate Regions: abiotic influences and biotic responses to predictable seasonal events. Annual Review of Ecology and Systematics 30 (1999) 51-81
11. Hacke U.G., and Sperry J.S. Functional and ecological xylem anatomy. Perspectives in Plant Ecology, Evolution and Systematics 4 (2001) 97-115
12. Hacke U.G., Sperry J.S., Pockman W.T., Davis S.D., and McCulloch K.A. Trends in wood density and structure are linked to prevention of xylem implosion by negative pressure. Oecologia 126 (2001) 457-461
13. Hacke U.G., Sperry J.S., Wheeler J.K., and Castro L. Scaling of angiosperm xylem structure with safety and efficiency. Tree Physiology 26 (2006) 689-701
14. Hupp C.R., and Osterkamp W.R. Riparian vegetation and fluvial geomorphic processes. Geomorphology 14 (1996) 277-295
15. Jacobsen A.L., Pratt R.B., Ewers F.W., and Davis S.D. Cavitation resistance among twenty-six chaparral species of southern California. Ecological Monographs 77 (2007) 99-115
16. Jarbeau J.A., Ewers F.W., and Davis S.D. The mechanism of water stress induced embolism in two species of chaparral shrubs. Plant Cell and Environment 18 (1995) 189-196
17. Kavanagh K.L., Bond B.J., Gartner B., and Knowe S. Shoot and root vulnerability to xylem cavitation in four populations of Douglas-fir seedlings. Tree Physiology 19 (1999) 31-37
18. Kolb K., and Davis S.D. Drought tolerance and xylem embolism in co-occurring species of coastal sage scrub and chaparral. Ecology 75 (1994) 648-659
19. Kolb K., and Sperry J. Differences in drought adaptation between subspecies of sagebrush (Artemesia tridentata). Ecology 80 (1999) 2372-2384
20. Kozlowski T.T. Responses of woody plants to flooding and salinity. Tree Physiology Monograph 1 (1997) 1-29
21. Le Maitre D.C., Van Wilgen B.W., Gelderblom C.M., Bailey C., Chapman R.A., and Nel J.A. Invasive alien trees and water resources in South Africa: case studies of the costs and benefits of management. Forest Ecology and Management 160 (2002) 143-159
22. Linton M.J., Sperry J.S., and Williams D.G. Limits to water transport in Juniperus osteosperma and Pinus edulis: implications for drought tolerance and regulation of transpiration. Functional Ecology 12 (1998) 906-911
23. Mahareli H., Pockman W., and Jackson R. Adaptive variation in the vulnerability of woody plants to xylem cavitation. Ecology 85 (2004) 2194-2199
24. Malanson G.P. Riparian landscapes. Cambridge Study in Ecology (1993), Cambridge University Press, Cambridge 296
25. Naiman R.J., and Décamps H. The ecology of interfaces: riparian zones. Annual Review of Ecology and Systematics 28 (1997) 621-658
26. Naiman R.J., Décamps H., and McClain M.E. Riparia: Ecology, Conservation and Management of Streamside Communities (2005), Elsevier/Academic Press, San Diego
27. Pammenter N.W., and Vander Willigen C. A mathematical and statistical analysis of the curves illustrating vulnerability to xylem to cavitation. Tree Physiology 18 (1998) 589-593
28. Petit N.E., and Froend R.H. Variability in flood disturbance and the impacts on riparian tree recruitment in two contrasting river systems. Wetland Ecology and Management 9 (2001) 13-25
29. Pockman W.T., and Sperry J.S. Vulnerability to xylem cavitation and the distribution of Sonoran desert vegetation. American Journal of Botany 87 (2000) 1287-1299
30. Pretorius M.R., Esler K.J., Holmes P.M., and Prins N. The effectiveness of active restoration following alien clearance in Fynbos riparian zones and resilience of treatments to fire. South African Journal of Botany 74 (2008) 517-525 10.1016/j.sajb.2008.01.180 (this issue)
31. Prins N., Holmes P.M., and Richardson D.M. A reference framework for the restoration of riparian vegetation in the Western Cape, South Africa, degraded by invasive Australian Acacias. South African Journal of Botany 70 (2005) 767-776
32. Prinsloo F.W., and Scott D.F. Streamflow responses to the clearing of alien invasive trees from riparian zones at three sites in the Western Cape Province. South African Forestry Journal 185 (1999) 1-7
33. Richardson D.M., and Kruger F.J. Water relations and photosynthetic characteristics of selected trees and shrubs of riparian and hillslope habitats in the southwestern Cape Province, South Africa. South African Journal of Botany 56 (1990) 214-225
34. Richardson D.M., Holmes P.M., Esler K.J., Galatowitsch S.M., Kirkman S.P., and Pyšek P. Riparian vegetation - degradation, alien plant invasions and restoration prospects. Diversity and Distributions 13 (2007) 126-139
35. Rood S.B., Patino S., Coombs K., and Tyree M.T. Branch sacrifice: cavitation-associated drought adaptation of riparian cottonwoods. Trees (2000) 248-257
36. Rood S.B., Braatne J.H., and Hughes F.M.R. Ecophysiology of riparian cottonwoods: water relations and restoration. Tree Physiology 23 (2003) 1113-1124
37. Ross K., and Swift C. Determinants of southern California riparian communities. In: Faber P.M. (Ed). California Riparian Systems: Process and Floodplain Management, Ecology, and Restoration. 2001 Riparian Habitat and Floodplain Conference Proceedings, Riparian Habitat Joint Venture, Sacramento, CA (2003) 396-406
38. Rowntree K. An assessment of the potential impact of alien invasive vegetation on the geomorphology of river channels in South Africa. South African Journal of Aquatic Science 17 (1991) 28-43
39. Salinas M.J., Blanca G., and Romero A.T. Evaluating riparian vegetation in semi-arid Mediterranean watercourses in the south-eastern Iberian Peninsula. Environmental Conservation 27 (2000) 24-35
40. Sperry J.S., Donnelly J.R., and Tyree M.T. A method for measuring hydraulic conductivity and embolism in xylem. Plant Cell and Environment 11 (1988) 35-40
41. Vosse S., Esler K.J.., Richardson D.M., and Holmes P.M. Can riparian seed banks initiate restoration after alien plant invasion? Evidence from the Western Cape, South Africa. South African Journal of Botany 74 (2008) 432-444 10.1016/j.sajb.2008.01.170 (this issue)
42. Van Coller A.L., Rogers K.H., and Heritage G.L. Riparian vegetation - environment relationships: complimentarity of gradients versus patch hierarchy approaches. Journal of Vegetation Science 11 (2000) 337-350
43. Vander Willigen C., and Pammenter N.W. Relationship between growth and xylem hydraulic characteristics of clones of Eucalyptus spp at contrasting sites. Tree Physiology 18 (1998) 595-600
44. Van Wilgen B.W., Cowling R.M., and Le Maitre D.C. Ecosystem services, efficiency, sustainability and equity: South Africa's Working for Water programme. Trends in Ecology and Evolution 13 (1998) 378
45. Zimmerman M.H. Xylem Structure and the Ascent of Sap (1983), Springer Press, New York
46. Zimmerman M.H., and Jeje A.A. Vessel-length distribution of some American woody plants. Canadian Journal of Botany 59 (1981) 1882-1892