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FAGACEAE Yolo County

Quercus crassifolia Bonpl.

Location: CA, USA; UC Davis Arboretum, Shields Oak Grove, Grid #9-C3; Shields Oak Grove Tree #261; Living Collections Number: A68.0355, Qualifier 20662. (Elevation: 50 ft.)

Plant Attributes: DBH: 34 cm; Height: 9m; 9m wide canopy with long, flowing branches. Some spent flowers. New leaf growth on south side of tree.

Source: Guatemala: Collected at 80 km marker on RN-1 between Petzcia and Lago Atitlan. 8 Nov 1966. McIntyre and Hildreth 133.

Marlene Hahn

# CA-DAV-MH33

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.