A comparative epidermis study of the Athabasca sand dune willows (Salix; Salicaceae) and their putative progenitors

Canadian Journal of Botany

Volumn 81, Issue 7, 2003, Pages 749-754

  Cooper, Ranessa L ^a,b   Cass, David D ^a  

^a UNIVERSITY OF ALBERTA   (Canada)

^b HILLSDALE COLLEGE   (United States)

Author keywords

Athabasca sand dunes; Cuticle; Salix; Stomata; Trichomes; Willow

Indexed keywords

BIODIVERSITY; EPIDEMIOLOGY; SAND; SCANNING ELECTRON MICROSCOPY;

LIGHT INTENSITY; SAND DUNE WILLOWS; SAND DUNES; STOMATAL INDEX;

PLANTS (BOTANY);

COMPARATIVE STUDY; PHYSIOLOGY;

BIODIVERSITY; EPIDERMIS; PLANTS; SAND; SCANNING ELECTRON MICROSCOPY;

SALICACEAE; SALIX; SALIX BRACHYCARPA; SALIX HOOKERIANA; SALIX PLANIFOLIA; SALIX SILICICOLA; SALIX TURNORII;

EID: 11244346852     PISSN: 00084026     EISSN: None     Source Type: Journal    
DOI: 10.1139/b03-064     Document Type: Article

References (22)

1. Alvin, K.L., and Boulter, M.C. 1974. A controlled method of comparative study for Taxodiaceous leaf cuticles. Bot. J. Linn. Soc. 69: 227-286.
2. Argus, G.W., and Steele, J.W. 1979. A reevaluation of the taxonomy of Salix tyrrellii, a sand dune endemic. Syst. Bot. 4: 163-177.
3. Cooper, R.L. 2001. Structural adaptations of willows (Salix; Salicaceae) endemic to the Athabasca sand dunes. Ph.D. thesis, Plant Biology, Department of Biological Sciences, University of Alberta, Edmonton, Alta.
4. Cooper, R.L., and Cass, D.D. 2001. Comparative evaluation of vessel elements in Salix spp. (Salicaceae) endemic to the Athabasca sand dunes of northern Saskatchewan, Canada. Am. J. Bot. 88: 583-587.
5. Dorn, R.D. 1995. A taxonomic study of Salix section Cordatae subsection Luteae (Salicaceae). Brittonia, 47: 160-174.
6. Hermesh, R. 1972. A study of the ecology of the Athabasca sand dunes with emphasis on the phytogenic aspects of dune formation. M.Sc. thesis, Department of Plant Ecology, University of Saskatchewan, Saskatoon, Sask.
7. Johansen, D.A. 1940. Plant microtechnique. McGraw-Hill, New York.
8. Karabourniotis, G., and Borman, J.F. 1999. Penetration of UV-A, UV-B and blue light through the leaf trichome layers of two xeromorphic plants, olive and oak, measured by optical fibre microprobes. Physiol. Plant. 105: 655-661.
9. Liakoura, V., Stefanou, M., Manetas, Y., Cholevas, C., and Karabourniotis, G. 1997. Trichome density and its UV-B protective potential are affected by shading and leaf position on the canopy. Environ. Exp. Bot. 38: 223-229.
10. Martin, J.T., and Juniper, B.E. 1970. The cuticles of plants. Edward Arnold Ltd., Kent, U.K.
11. Mott, K.A., and Michaelson, O. 1991. Amphistomy as an adaptation to high light intensity in Ambrosia cordifolia (Compositae). Am. J. Bot. 78: 76-79.
12. 2 exchange characteristics in amphistomatous leaves. Plant Physiol. 74: 47-51.
13. Mott, K.A., Gibson, A.C., and O'Leary, J.W. 1982. The adaptive significance of amphistomatic leaves. Plant Cell Environ. 5: 455-160.
14. Parkhurst, D.F. 1978. The adaptive significance of stomatal occurrence on one or both surfaces of leaves. J. Ecol. 66: 367-383.
15. Purdy, B.G., and Bayer, R.J. 1995a. Allozyme variation in the Athabasca sand dune endemic, Salix silicicola, and the closely related widespread, S. alaxensis. Syst. Bot. 20: 179-190.
16. Purdy, B.G., and Bayer, R.J. 1995b. Genetic diversity in the tetraploid sand dune endemic Deschampsia mackenzieana and its widespread progenitor D. cespitosa (Poaceae). Am. J. Bot. 82: 121-130.
17. Purdy, B.G., and Bayer, R.J. 1996. Genetic variation in populations of the endemic Achillea millefolium subsp. megacephala from the Athabasca sand dunes and the widespread subsp. lanulosa in western North America. Can. J. Bot. 4: 1138-1146.
18. Purdy, B.G., Bayer, R.J., and Macdonald, S.E. 1994. Genetic variation, breeding system evolution, and conservation of the narrow sand dune endemic Stellaria arenicola and the widespread S. longipes (Caryophyllaceae). Am. J. Bot. 81: 904-911.
19. Raup, H.M. 1936. Phytogeographic studies in the Athabaska-Great Slave Lake region. I. Catalogue of the vascular plants. J. Arnold Arbor. Harv. Univ. 17: 180-315.
20. Raup, H.M., and Argus, G.W. 1982. The Lake Athabasca sand dunes of northern Saskatchewan and Alberta, Canada: I. The land and vegetation. National Museum of Natural Sciences, Ottawa, Ont. Publ. 12.
21. Schreuder, M.D.J., Brewer, C.A., and Heine, C. 2001. Modelled influences of non-exchanging trichomes on leaf boundary layers and gas exchange. J. Theor. Biol. 210: 23-32.
22. Smith, D.G. 1978. The Athabasca sand dunes: a physical inventory. Indian and Northern Affairs National Parks Branch, Ottawa, Ont. Contract 77-31.