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DOI10.1093/conphys/coae018
Local adaptation to climate inferred from intraspecific variation in plant functional traits along a latitudinal gradient
发表日期2024
ISSN2051-1434
起始页码12
结束页码1
卷号12期号:1
英文摘要Ascertaining the traits important for acclimation and adaptation is a critical first step to predicting the fate of populations and species facing rapid environmental change. One of the primary challenges in trait-based ecology is understanding the patterns and processes underpinning functional trait variation in plants. Studying intraspecific variation of functional traits across latitudinal gradients offers an excellent in situ approach to assess associations with environmental factors, which naturally covary along these spatial scales such as the local climate and soil profiles. Therefore, we examined how climatic and edaphic conditions varied across a similar to 160-km latitudinal gradient to understand how these conditions were associated with the physiological performance and morphological expression within five spatially distinct populations spanning the latitudinal distribution of a model species (Stylidium hispidum Lindl.). Northern populations had patterns of trait means reflecting water conservation strategies that included reduced gas exchange, rosette size and floral investment compared to the southern populations. Redundancy analysis, together with variance partitioning, showed that climate factors accounted for a significantly greater portion of the weighted variance in plant trait data (22.1%; adjusted R-2 = 0.192) than edaphic factors (9.3%; adjusted R-2 = 0.08). Disentangling such independent and interactive abiotic drivers of functional trait variation will deliver key insights into the mechanisms underpinning local adaptation and population-level responses to current and future climates.
英文关键词Climate change; environment-trait relationships; intraspecific trait variation; morphology; physiology; soil; Stylidium
语种英语
WOS研究方向Biodiversity & Conservation ; Environmental Sciences & Ecology ; Physiology
WOS类目Biodiversity Conservation ; Ecology ; Environmental Sciences ; Physiology
WOS记录号WOS:001216286900001
来源期刊CONSERVATION PHYSIOLOGY
文献类型期刊论文
条目标识符http://gcip.llas.ac.cn/handle/2XKMVOVA/297853
作者单位University of Western Australia
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GB/T 7714
. Local adaptation to climate inferred from intraspecific variation in plant functional traits along a latitudinal gradient[J],2024,12(1).
APA (2024).Local adaptation to climate inferred from intraspecific variation in plant functional traits along a latitudinal gradient.CONSERVATION PHYSIOLOGY,12(1).
MLA "Local adaptation to climate inferred from intraspecific variation in plant functional traits along a latitudinal gradient".CONSERVATION PHYSIOLOGY 12.1(2024).
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