Fagaceae

Observations of the Sierra Madrean oak Quercus viminea in ten Sky Island mountain ranges 15 to 85 km south of the Arizona and New Mexico border in Sonora and Chihuahua help define the northern and...

Type of Content: Reports, Papers, Journal Articles
Quercus viminea forest in the Sierra Pinito
Type of Content: Image Content
Quercus hypoleucoides, silverleaf oak
Type of Content: Image Content
Quercus chihuahuensis leaves and bark
Type of Content: Image Content
Quercus albocincta leaves
Type of Content: Image Content
Curled oak trunk
Type of Content: Image Content
  • Quercus macvaughii leaf underside

This oak has large stiff leaves with a fuzzy underside that usually has an brown or orangish hue.

Type of Content: Species Profile
  • Quercus tarahumara trunk

This oak has very large leaves relative to other oaks in our region. Its current northward known limit is in the Sierra Bacadéhuachi. It is common in the Sierra Madre as one goes southward.

Type of Content: Species Profile
  • Quercus emoryi

Emory oak is widespread in the lower oak zone of southern Arizona, but disappears as one heads south in Sonora. It often shares slopes with Q. oblongifolia. Q. emoryi wood is very dense and makes...

Type of Content: Species Profile
  • Quercus tuberculata leaves
Type of Content: Species Profile
  • Quercus viminea

Willow-leaf oak is closely related to emory oak, but the leaves are generally shinier, slimmer, much longer, and brighter green. Branch tips are generally less robust than emory oak. There is...

Type of Content: Species Profile
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