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Title: Relative strength of phenotypic selection on the height and number of flowering-stalks in the rosette annual Cardamine hirsuta (Brassicaceae)
Authors: Sato, Yasuhiro
Kudoh, Hiroshi  kyouindb  KAKEN_id
Author's alias: 佐藤, 安弘
Keywords: Cardamine hirsuta
flowering
stalk
path analysis
phenotypic selection
rosette plants
Issue Date: 2013
Publisher: Ecological Society of Korea
Journal title: Journal of Ecology and Environment
Volume: 36
Issue: 3
Start page: 151
End page: 158
Abstract: We estimated phenotypic selection on the height and number of flowering-stalks in a rosette annual Cardamine hirsuta by applying path analysis to the data collected at three natural populations located in central Japan. The path from rosette size was positively connected with the fruit production through the both height and number of flowering-stalks. In the all three populations, the paths from the number of stalks were more strongly connected with the fruit production than from the height of stalks. The paths from the rosette size showed similar magnitude with the number of stalks and the height of stalks. The direct path from rosette size to the fruit production was detected only at one site. These results suggest stronger phenotypic selection on the rosette size through the number of stalks than the height of stalks. The lateral branching rather than increment of individual inflorescence size is the major response to control the fruit production for C. hirsuta growing in a natural habitat.
Rights: All articles of Journal of Ecology and Environment are Open Access articles distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
URI: http://hdl.handle.net/2433/179292
DOI(Published Version): 10.5141/ecoenv.2013.151
Related Link: http://www.jecoenv.org/journal.do?method=currentIssue&journalSeq=J000028&menuId=&introMenuId=0201
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