Morphological plasticity following species-specific recognition and competition in two perennial grasses

American Journal of Botany

Volumn 83, Issue 7, 1996, Pages 919-931

  Huber Sannwald, Elisabeth ^a   Pyke, David A ^b   Caldwell, Martyn M ^a  

^a UTAH STATE UNIVERSITY   (United States)

^b OREGON STATE UNIVERSITY   (United States)

Author keywords

Agropyron desertorum; clonal plants; facilitation; neighbor interaction; phenotypic plasticity; plant competition; Poaceae; Pseudoroegneria spicata

Indexed keywords

AGROPYRON; AGROPYRON CRISTATUM; AGROPYRON DESERTORUM; POACEAE; PSEUDOROEGNERIA; PSEUDOROEGNERIA SPICATA; PSEUDOROEGNERIA SPICATA SPICATA;

BIOMASS ALLOCATION; CLONAL PLANT; COMPETITION; MORPHOLOGY; PHENOTYPIC PLASTICITY;

EID: 0029659444     PISSN: 00029122     EISSN: None     Source Type: Journal    
DOI: 10.2307/2446270     Document Type: Article

References (45)

1. AERTS, R., R. G. A. BOOT, AND P. J. M. VAN DER AART. 1991. The relation between above- and belowground biomass allocation patterns and competitive ability. Oecologia 87: 551-559.
2. ALPERT, P., AND H. A. MOONEY. 1986. Resource sharing among ramets in the clonal herb, Fragaria chiloensis. Oecologia 70: 227-233.
3. BALLARÉ, C L , R. A. SÁNCHEZ, A. L. SCOPEL, J. J. CASAL, AND C. M. GHERSA. 1987. Early detection of neighbor plants by phytochrome perception of spectral changes in reflected sunlight. Plant, Cell and Environment 10: 551-557.
4. BALLARÉ, C. L., R. A. SÁNCHEZ, A L. SCOPEL, AND C. M. GHERSA. 1988 Morphological response of Datura ferox seedlings to the presence of neighbors. Oecologia 76: 288-293.
5. BERENDSE, F., AND W T. ELBERSE. 1989. Competition and nutrient losses from the plant. In H. Lambers [ed.], Causes and consequences of variation in growth rate and productivity of higher plants, 269-284. SPB Academic Publishing, The Hague, The Netherlands.
6. BOOT, R. G. A., AND K. C. DEN DUBBELDEN. 1990. Effects of nitrogen supply on growth, allocation and gas exchange characteristics of two perennial grasses from inland dunes. Oecologia 85: 115-121.
7. BRISKE, D. D., AND J. L. BUTLER. 1989. Density-dependent regulation of ramet populations within the bunchgrass Schizachyrium scoparium: interclonal versus intraclonal interference. Journal of Ecology 77: 963-974.
8. CALDWELL, M. M., T. J. DEAN, R. S. NOWAK, R. S. DZUREC, AND J. H. RICHARDS. 1983. Bunchgrass architecture, light interception, and water-use efficiency: assessment by fiber optic point quadrates and gas exchange. Oecologia 59: 178-184.
9. _, D. M. EISSENSTAT, J. H. RICHARDS, AND M. F. ALLEN. 1985. Competition for phosphorus: differential uptake from dual-isotope-labeled soil interspaces between shrub and grass. Science 229: 384-386.
10. _, J. H. MANWARING, AND R. B. JACKSON. 1991. Exploitation of phosphate from fertile soil microsites by three Great Basin perennials when in competition. Functional Ecology 5: 757-764.
11. _, AND J. H. RICHARDS. 1986. Competing root systems: morphology and models of absorption. In T. J Givnish [ed.], On the economy of plant form and function, 251-273. Cambridge University Press, New York, NY.
12. _, _, D. A. JOHNSON, AND R. S. NOWAK. 1981. Coping with herbivory, photosynthetic capacity and resource allocation in two semiarid Agropyron bunchgrasses. Oecologia 50, 14-24.
13. CARLSSON, B. A., AND T. V. CALLAGHAN. 1990. Programmed tiller differentiation, intraclonal density regulation and nutrient dynamics in Carex bigelowii. Oikos 58: 219-230.
14. CASAL, J. J., V. A. DEREGIBUS, AND R. A. SÁNCHEZ. 1985. Variation in tiller dynamics and morphology in Lolium multiflorum. Vegetative and reproductive plants as affected by differences in Red/Far-Red irradiation. Annals of Botany 56: 553-559.
15. COLEMAN, J. S., K. D. M. MCCONNAUGHAY, AND D. D. ACKERLY. 1994. Interpreting phenotypic variation in plants. Trends in Ecology and Evolution 9: 187-191.
16. DEREGIBUS, V. A., R. A. SÁNCHEZ, J. J. CASAL, AND M. J. TRLICA. 1985. Tillering responses to enrichment of red light beneath the canopy in a humid natural grassland. Journal of Applied Ecology 22: 199-206.
17. EISSENSTAT, D. M., AND M. M. CALDWELL. 1987. Characteristics of successful competitors: an evaluation of potential growth rate in two cold desert tussock grasses. Oecologia 71: 167-173.
18. _, AND _. 1988a. Competitive ability is linked to rates of water extraction: a field study of two aridland tussock grasses. Oecologia 75: 1-7.
19. _, AND _. 1988b. Seasonal timing of root growth in favorable microsites. Ecology 69: 870-873.
20. GRIME, J. P. 1994. The role of plasticity in exploiting environmental heterogeneity. In M. M. Caldwell and R. W. Pearcy [eds.], Exploitation of environmental heterogeneity by plants, 2-19. Physiological Ecology Series. Academic Press, San Diego, CA.
21. GUREVITCH, J., AND S. T. CHESTER. 1986. Analysis of repeated measures experiments. Ecology 67: 251-255.
22. HARRIS, G. A., AND A. M. WILSON. 1970 Competition for moisture among seedlings of annual and perennial grasses as influenced by root elongation at low temperature. Ecology 51: 529-534.
23. HARTNETT, D. C., AND F. A. BAZZAZ. 1983. Physiological integration among intraclonal ramets in Solidago canadensis. Ecology 64: 779-788.
24. HUTCHINGS, M. J., AND H. DE KROON. 1994. Foraging in plants: the role of morphological plasticity in resource acquisition. Advances in Ecological Research 25: 159-238.
25. JACKSON, R. B., AND M. M. CALDWELL. 1989. The timing and degree of root proliferation in fertile-soil microsites for three cold-desert perennials. Oecologia 81: 149-153.
26. _. 1991. Kinetic response of Pseudoroegneria roots to localized soil enrichment. Plant and Soil 138: 231-238.
27. KOWALENKO, C. G., AND L. E. LOWE. 1973. Determination of nitrates in soil extracts. Soil Science Society and American Procedures 37: 660.
28. KRANNITZ, P. G., AND M. M. CALDWELL. 1995. Root growth responses of three Great Basin perennials to intra- and interspecific contact with other roots. Flora 190: 161-167.
29. LAW, R., AND A. R. WATKINSON. 1987. Response-surface analysis of the two-species competition, an experiment on Phleum arenarium and Vulpia fasciculata. Journal of Ecology 75: 871-886.
30. LOVETT DOUST, L. 1981. Population dynamics and local specialization in a clonal perennial (Ranunculus repens). Journal of Ecology 69: 743-755.
31. MAHALL, B. E., AND R. M. CALLAWAY. 1991. Root communication among desert shrubs. Proceedings of the National Academy of Sciences, USA 88: 874-876.
32. MOLONEY, K. A. 1988. Fine-scale spatial and temporal variation in the demography of a perennial bunchgrass. Ecology 69: 1588-1598.
33. NOWAK, R. S., AND M. M. CALDWELL. 1984. A test of compensatory photosynthesis in the field: implications for herbivory tolerance. Oecologia 61: 311-318.
34. _, AND _. 1986. Photosynthetic characteristics of crested wheatgrass and bluebunch wheatgrass. Journal of Range Management 39: 443-450.
35. OLSEN, S. R., AND L. E. SOMMERS. 1982. In A. L. Page, R. H. Miller, and D R. Keeney [eds.], Methods of soil analysis. Part 2, 421-422. American Society of Agronomy, Madison, WI.
36. PELLANT, M., AND S B. MONSEN. 1993. Rehabilitation on puplic rangelands in Idaho, USA: a change in emphasis from grass monocultures. In Anonymous, compiler [ed.], Proceedings of the XVII International Grassland Congress, New Zealand, 778-779. New Zealand Grassland Association, Keeling & Mundy, Palmerston North, New Zealand.
37. ROBINSON, D., AND I. H. RORISON. 1988. Plasticity in grass species in relation to nitrogen supply. Functional Ecology 2: 249-257.
38. SCHUMAN, G. E , F RAUZI, AND D. T. BOOTH. 1982. Production and competition of crested wheatgrass-native grass mixtures. Agronomy Journal 74: 23-26
39. SHMIDA, A., AND T. L. BURGESS. 1988. Plant growth-form strategies and vegetation types in arid environments. In M. J. A. Werger, P. J. M. van der Aart, H. J. During, and J. T. A. Verhoeven [eds.], Plant form and vegetation structure, 211-241. SPB Academic Publishing, The Hague, The Netherlands.
40. SAS. 1988. SAS/STAT user's guide. Release 603 Edition. SAS Institute, Cary, NC.
41. VAN ANDEL, J., J. P. BAKKER, AND R. W SNAYDON. 1987. Disturbance in grasslands: causes, effects, and processes. Kluwer, Hingham, MA.
42. WELKER, J. M., AND D. D. BRISKE. 1992. Clonal biology of the temperate, caespitose, graminoid Schizachyrium scoparium: a synthesis with reference to climate change. Oikos 63: 357-365.
43. _, _, AND R. W. WEAVER. 1987. Nitrogen-15 partitioning within a three generation tiller sequence of the bunchgrass Schizachyrium scoparium: response to selective defoliation. Oecologia 74: 330-334.
44. _, _, AND _. 1991. Intraclonal nitrogen allocation in the bunchgrass Schizachyrium scoparium: an assessment of the physiological individual. Functional Ecology 5: 433-440.
45. _, E. J. RYKIEL, D D. BRISKE, AND J. D GOESCHL. 1985. Carbon import among vegetative tillers within two bunchgrasses: assessment with carbon-11 labelling. Oecologia 67: 209-212.