mor_174698_quercus_oblongifolia_torr..jpg

FAGACEAE Yolo County

Quercus oblongifolia Torr.

Location: CA, USA; UC Davis Arboretum, Shields Oak Grove, Grid #14-G7; Shields Oak Grove Tree #209; Living Collections Number: A64.0075, Qualifier 20397. (Lat: 38.528567, Long:

-121.763954, Elevation: 50 ft.)

Plant Attributes: DBH: 14 cm; Height: 3 m; Irregular shape - leaning. Two trunks at ~ 1 ft., but one pruned. Bad condition. Under canopy of other trees. Most leaves are 10 ft. or lower. Twigs are smooth, light gray and the trunk dark gray & light gray fissured.

Source: Arizona: Pima County: Santa Catalina Mts. 4500 ft. J. T. Marshall s.n. 15 Nov 1963.

Marlene Hahn

# CA-DAV-MH40

May 10, 2012

Phylogeny of the oaks of the Americas: Diversification of an ecologically important

clade across the tropical-temperate divide. (2012-2015 NSF Grant, DEB 114648)

Photographer: Albrecht, William. Publisher: Albrecht, William.