Rincon Mountain District, Saguaro National Park Vegetation Inventory, Mapping,andCharacterization Report,Saguaro National Park this community and are typically composed gneissic of monzonite. quartz underlying adominant layer decomposing of pine litter and duff.Bedrock outcrops are sporadic throughout (5,500–7,000 ft). The surface cover ischaracterized by moderately deep, well-drained, and flaggy sandy loam typically found on steep (35–50%),generally north-trending mountain backslopes from 1,676to 2,133meters Rincon Mountain District and isdistributed throughout the upper, middle-elevation regions the of park. This community iscontained within atwo-association map class that covers the 5.7%(1,544ha/3,815 ac)of ( Fendler’s ceanothus (Ceanothus fendleri), brickellbush Brickellia( californica), redberry buckthorn sum include beargrass ( 10–50%,withof anaverage around 25%.Other documented species color) provides the most consistent (1.0)dominance, providing cover thelongiligula four). Of listed canopy species, border pinyon (P. dis- silktassel (Garryawrightii)and longtongue muhly ( Muhlenbergia des juniper (Juniperus deppeana), and silverleaf oak ( Quercus hypoleucoi- common associates white oak (Quercus arizonica), alligator cover) canopy (>2m)dominated by border pinyon (Pinusdiscolor) with This woodland community ischaracterized by avariably dense (30–60% Border pinyon(Arizonawhiteoak-AlligatorjuniperSilverleafoak)Woodland Association(P) Woodland Association(P) 66. crocea), and longtongue muhly ( M. longiligula). ) and asparse (<10%cover) understory that often includes Wright’s ), pointleaf manzanita), pointleaf (Arctostaphylos pungens),yucca (Yucca madrensis), fragrant sumac (Rhusaromatica ), Pinus discolor( Nolina microcarpa ), gumhead ( Quercus arizonica-Juniperusdeppeanahypoleucoides) Gymnosperma glutino- • • • • • Common species

Garrya wrightii Quercus hypoleucoides Juniperus deppeana Quercus arizonica Pinus discolor It is Rincon Mountain District, Saguaro National Park