Quercus douglasii Hook. & Arn.

San Bernadino Base map. Looking south from point 1.8 miles east of Cuyama Bridge. Note relicts of woodland grass type ( Quercus douglasii) in chaparral., T 12 N R 30 W Sec 27 Quad name: Avenal. Quad number: 133D. Reference to map: 1.

San Bernadino Base Map. Looking south from point 1.8 miles east of Cuyama Bridge. Note relicts of Quercus douglasii woodland grass type in chaparral area., T 12 N R 30 W Sec 27 Quad name: Avenal. Quad number: 133D. Reference to map: 1.

From point 8/10 mile east of view No. 255353. One tenth mile north of Indian Trail Crossing. Looking south shows open woodland type of Quercus douglasii, T 12 N R 31 W Sec 26 Quad name: Avenal. Quad number: 133D. Reference to map: 4.

Near Wolf School. Tree-herb-type of Quercus wislizeni and Q. douglasii. Note vigorous sprout regeneration of Q. wislizenii following cutting. Nevada Co., T 14 N R 7 E Sec 13 Quad name: Smartsville. Quad number: 50. Reference to map: 71.

Just north of Wolf School. Open woodland-grass type of Quercus douglasii and Q. wislizenii converted to dense type excluding forage grasses by sprout regeneration of Quercus wislizeni where it has been cut for cordwood. Nevada County., T 14 N R 7 E Sec 13 Quad name: Smartsville. Quad number: 50. Reference to map: 72.

Shows Douglas oak-grass type. Quercus dumosa woodland type on point of ridge. Monterey Co., T 25 S R 10 E Sec 1 Quad name: Bradley. Quad number: 130B. Reference to map: 8.

U.S.G.S.B.M. Looking southeast. Shows grass and woodland grass formation of Douglas oak. Foreground D' ( in distance some D'W' and scattering Jc) Edge of Cu ( grainfield) in central portion of picture., T 31 S R 17 E Sec 13, Elevation 2140 Quad name: Avenal. Quad number: 133D. Reference to map: 8.

2.5 miles west of Redding. Very open tree type of interior live oak-black oak- blue oak. Shasta County., T 32 N R 5 W Sec 33 Quad name: Redding. Quad number: 23. Reference to map: 34.

From point on ridge at west boundary of Rancho Cuyama. One mile west of Cuyama Bridge. Looking west shows woodland grass type of Douglas oak., T 32 S R 17 E Sec 36 Quad name: Avenal. Quad number: 133D. Reference to map: 2.

At west boundary of Rancho Cuyama. Looking south at north slope of Cuyama Creek. Shows woodland grass type of Douglas oak., T 32 S R 17 E Sec 36 Quad name: Avenal. Quad number: 133D. Reference to map: 3.

Looking NE from a point on Humboldt Road, Butte County. Elevation 300 feet, showing semibarren grass and woodland types. Trees are Quercus douglasii., Elevation 300 Quad name: Chico. Quad number: 40. Reference to map: 1.

Rock formation in a pure Douglas oak type. Brown's Valley Ridge. Quad name: Smartsville. Quad number: 50.

Brown's Valley Ridge. Pure blue or Douglas oak type. Quad name: Smartsville. Quad number: 50.

Inside blue oak stand near Figueroa Station, Santa Barbara National Forest. Quad name: Santa Ynez. Quad number: 156.

Looking southwest. Open woodland type of valley and Douglas oak. Quad name: Caliente. Quad number: 136. Reference to map: 18.

View near divide between Negro and Squirrel Creeks. Anthony- House-Penn Valley Road. Shows Quercus douglasii replacing former ponderosa pine second growth stands as indicated by stumps. (also No. 284287) Quad name: Smartsville. Quad number: 50. Reference to map: 17.

2.25 miles W of Mt. Hamilton. Old growth blue oak. Assoc. sp.: valley oak. Santa Clara Co. Quad name: Mt. Hamilton. Quad number: 85A. Reference to map: 1.

1.5 miles SW of Mt. Hamilton. Open young growth-old growth stand of blue oak. Santa Clara Co. Quad name: Mt. Hamilton. Quad number: 85A. Reference to map: 2.

1.5 miles SW of Mt. Hamilton. Open young growth-old growth stand of blue oak. Santa Clara Co. Quad name: Mt. Hamilton. Quad number: 85A. Reference to map: 2.

.75 miles NE of Rattlesnake Butte. Very open old growth stand of blue oak. Santa Clara Co. Quad name: Mt. Hamilton. Quad number: 85A. Reference to map: 4.

.5 miles E of Rattlesnake Butte. Very open old growth stand of blue oak. Santa Clara Co. Quad name: Mt. Hamilton. Quad number: 85A. Reference to map: 5.

1 and 1/2 miles W of Sicard Flat. Open young growth stand of blue oak. Yuba Co. Quad name: Smartsville. Quad number: 50. Reference to map: 100.

1 and 1/4 miles SE of Browns Valley. Hardwood trees below the size distinguishable as trees on the aerial photos (blue oaks). Yuba Co. Quad name: Smartsville. Quad number: 50. Reference to map: 101.