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Fig. 6 | Annals of Forest Science

Fig. 6

From: Adaptation of Abies fargesii var. faxoniana (Rehder et E.H. Wilson) Tang S Liu seedlings to high altitude in a subalpine forest in southwestern China with special reference to phloem and xylem traits

Fig. 6

Principal component analysis on tree seedling growth rate and leaf traits, anatomical traits, xylem and phloem traits, and functional ratio traits of A. fargesii at 2600 m, 2900 m, and 3200 m altitudes. Ψ, leaf water potential; δ13C, leaf isotope discrimination; Pcld, Phloem cell lumen diameter; Xcld, xylem cell lumen diameter; Xa, xylem area fraction; Lxa, last xylem ring area fraction; Npa, non-collapsed phloem area fraction; PL, phloem: leaf area; XL, xylem:leaf area; LS, leaf:sapwood;XP, xylem:phloem area; GR, growth rate

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Annals of Forest Science

ISSN: 1297-966X