Aspen series
Section: tree Series Dominated by Trees
Series formation:d
Series height:<35m
Series canopy cover:?
Series ground layer:?
Elevation range (lower):1800
(upper):   3000
Wetland information:Wetlands:soils seasonally saturated, permanently saturated. Water chemistry: fresh. Streamsides; springs. Cowardin class: Palustrine forested wetland. Uplands: soils shallow, may be rocky. The national inven-tory of wetland plants (Reed 1988) lists aspen as a FAC+.
Upland information: Uplands:soils shallow, may be rocky. The national inven-tory of wetland plants (Reed 1988) lists aspen as a FAC+.
Reference:Aspen range in CA ("Griffin and Critchfield 1972" Griffin & Critchfield 1972); silvics (Perala "McDonald 1990" 1990). Barbour (1988), Barry (1971), DeByle (1980), DeByle & Zasada (1980), Minnich (1976), Mueggler (1994), Paysen et al. (1980), Thorne (1977).
Comments:Aspen stands may be transitional or self-perpetuating (Perala 1990). Most stands are altered by grazing. Mueggler (1988) summarizes intermountain information on this series.
Plot based descriptions:Talley (1977), Keeler-Wolf (1989j) in Keeler-Wolf (1990e) defines a riparian stand at Babbitt Peak RNA in Sierra Co., Potter (1994) two associations in c. SN, Keeler-Wolf (1985c, 199l) in Keeler-Wolf (1990e) one associa-tion at Bell Meadow RNA in Tuolum e Co. in SN; Riegel et al. (1990) two upland associations in Modoc Co. WarR.
Series Association:Talley (1977): Riparian aspen forest [= Keeler-Wolf (1985c, 1989l)]. Potter (1994): Aspen association, Aspen/upland association. Riegel et al. (1990): Aspen/white corn-lily association, Aspen/leafy aster association.
FormationMixed needle-leafed evergreen-cold deciduous woodland
Geographical associated regions: View Regions for: Aspen series
Representative Image: View Representative Photograph for: Aspen series
Common species: View common species for: Aspen series

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