| 4027 | | 0 | 40.7178 | -122.8384 | | 550 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | | Riparian woodland over dredge mining tailings wi... | Trinity Alps | Rush Creek confluence with Trinity River | valley bottom | | | Among tailings on lower end of the Rush Creek de... | USA | California | Trinity County | W of Lewiston | | | Tue Apr 24 14:05:25 2018 | |
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| 4028 | | 0 | 40.71557617 | -122.837547 | | 550 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | | Riparian woodland over dredge mining tailings wi... | Trinity Alps | Confluence of Rush Creek and Trinity River | valley bottom | | | Among tailings on lower end of the Rush Creek de... | U.S.A. | California | Trinity County | W of Lewiston | | | Tue Apr 24 15:18:54 2018 | |
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| 4103 | | 0 | 36.3874 | -121.5493 | | 540 | CalTopo | CalTopo | | | | | | | | | | |
Mixed oak woodland in valley bottom among reser... | Coast Ranges | Carmel Valley | valley bottom | | |
Fence along road past majority of builtings, on... | U.S.A. | California | Monterey County | W of Palo Escrito Peak | | | Fri Feb 14 22:14:02 2020 | |
| |
| 4105 | | 0 | 36.3875 | -121.5498 | | 540 | CalTopo | CalTopo | | | | | | | | | | |
Mixed Quercus woodland in valley bottom.
| Coast Ranges | Carmel Valley | valley bottom | | |
Among houses that form the research center.
| U.S.A. | California | Monterey County | W of Palo Escrito Peak | | | Fri Feb 14 22:23:19 2020 | |
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| 4086 | | 0 | 40.675 | -122.918 | | 530 | CalTopo | CalTopo | | | Google Earth | | | | | | | |
Mature Pseudotsuga menziesii forest with occasi... | Trinity Mountains | Steelbridge | toe slope | NW | ~5 deg. |
At end of Steelbridge Road by gate at entrance ... | U.S.A. | California | Trinity County | NE of Douglas City | | | Sun Apr 21 20:46:30 2019 | |
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| 4104 | | 0 | 36.3851 | -121.5523 | | 525 | CalTopo | CalTopo | | | | | | | | | | |
Valley bottom with Quercus lobata along small e... | Coast Ranges | Carmel Valley | valley bottom | | |
Along Hastings Reserve Road where splits to var... | U.S.A. | California | Monterey County | W of Palo Escrito Peak | | | Fri Feb 14 22:19:16 2020 | |
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| 4087 | | 0 | 40.6702 | -122.9217 | | 515 | CalTopo | CalTopo | | | Google Earth | | | | | | | |
Flat along river (parially overgrown historic p... | Trinity Mountains | Steelbridge | valley bottom | W | |
Along Steelbridge road at BLM site where road t... | U.S.A. | California | Trinity County | | | | Sun Apr 21 20:50:25 2019 | |
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| 4088 | | 0 | 40.6576 | -122.9137 | | 500 | CalTopo | CalTopo | | | Google Earth | | | | | | | |
Riparian zone of Populus fremontii and Salix sp... | Trinity Mountains | Indian Creek | valley bottom | N | |
Indian Creek at confluence with Trinity River.
... | U.S.A. | California | Trinity County | E of Douglas City | | | Sun Apr 21 20:55:00 2019 | |
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| 4085 | | 0 | 40.663 | -122.967 | | 480 | CalTopo | CalTopo | | | Google Earth | | | | | | | |
Open Quercus garryana woodland with scattered P... | Trinty Alps | Mainstem Trinity River | toe slope | W | ~5 deg. |
Along Steiner Flat road at Lorenz Gulch river a... | U.S.A. | California | Trinity County | W of Douglas City | | | Sun Apr 21 20:37:26 2019 | |
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| 4056 | | 0 | 40.67 | -123.023 | | 475 | CalTopo | CalTopo | | | Google Earth | | | | | | | |
Sparse Quercus garryana - Quercus chrysolepis -... | Trinity Mountains | Trinity River near Dutch Creek confluence | lower slope | SW | ~5 deg |
Dutch Creek Channel Restoration Site (actually ... | U.S.A. | California | Trinity County | SSE of Junction City | | | Wed Feb 20 16:14:33 2019 | |
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| 4083 | | 0 | 40.704 | -122.421 | | 400 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | |
Mixed hardwoods on steep hillside.
| | | mid-slope | NW | |
Along Shasta Dam Blvd.
| U.S.A. | California | Shasta County | N of Redding | | | Sat Apr 20 21:08:26 2019 | |
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| 4053 | | 0 | 38.4828 | -122.1472 | | 380 | CalTopo | CalTopo | | | GPS | | | | | | | |
Quercus douglasii / Heteromeles arbutifolia woo... | Northern Coastal Ranges | Quail Ridge | ridgeline | 200 deg E of N | 0 |
Along road to research station.
| U.S.A. | California | Napa County | S. side of Lake Berryessa | | | Sun Feb 17 20:20:24 2019 | |
| |
| 4084 | | 0 | 40.706 | -122.415 | | 375 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | |
Mixed hardwoods on steep hillside.
| | | mid-slope | | |
Along Shasta Dam Blvd.
| U.S.A. | California | Shasta County | N of Redding | | | Sat Apr 20 21:15:27 2019 | |
| |
| 4052 | | 0 | 38.4801 | -122.1449 | | 362 | CalTopo | CalTopo | | | GPS | | | | | | | |
Quercus douglasii woodland
| Northern Coastal Ranges | Quail Ridge | upper slope | 75 deg E of N | 4 deg |
Next to "researcher's house".
| U.S.A. | California | Napa County | | | | Sun Feb 17 20:02:28 2019 | |
| |
| 4051 | | 0 | 38.4804 | -122.145 | | 359 | CalTopo | CalTopo | | | GPS | | | | | | | |
Quercus douglasii open woodland
| Northern Coastal Ranges | Quail Ridge | upper slope | 278 deg. E of N | 7 deg. | | U.S.A. | California | Napa County | | | | Sun Feb 17 19:56:48 2019 | |
| |
| 4045 | | 0 | 38.484 | -122.1493 | | 350 | CalTopo | CalTopo | | | GPS | | | | | | | |
Mixed Quercus (mainly Q. wislizeni) woodland.
| Northern Coastal Ranges | Quail Ridge | Upper Slope | N | 2 deg. |
Along trail down north slope from Quail Ridge r... | U.S.A. | California | Napa County | S. side of Lake Berryessa | | | Sat Feb 2 16:20:33 2019 | |
| |
| 4132 | | 0 | 40.7938 | -123.3561 | 1130 | 344 | CalTopo | CalTopo | | | | | | USGS NED | | | | |
Vertical rock face in mixed hardwood / confer f... | Trinity Mountains | Trinity River Corridor | | N | ~180 deg. |
Along Highway 299 by old remnant bridge at Swed... | U.S.A. | California | Trinity County | NW of Del Loma | | | Sat Oct 10 20:32:07 2020 | |
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| 4023 | | 0 | 40.7636 | -122.9268 | | 340 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | | Quercus garryana / Arctostaphylos Woodland with oc... | Trinity Alps | East Weaver canyon | Mid-slope | S | ~5 deg. | Along unofficial trail between Rainbow Hansen trai... | U.S.A. | California | Trinity County | N of Weaverville | | | Mon Jan 1 22:36:47 2018 | |
| |
| 4050 | | 0 | 38.4845 | -122.1495 | | 340 | CalTopo | CalTopo | | | GPS | | | | | | | |
Quercus douglasii / Heteromeles arbutifolia / M... | Northern Coastal Ranges | Quail Ridge | upper slope | 33 deg E of N | 1 deg. |
Open area near a lower tent/cabin.
| U.S.A. | California | Napa County | S. side of Lake Berryessa | | | Sun Feb 17 19:42:36 2019 | |
| |
| 4082 | | 0 | 40.69 | -122.4 | | 285 | CalTopo | CalTopo | | | Google Earth | | | | | | | |
Sub-urban city park with native oaks (Quercus w... | Sacramento Valley | | valley bottom | | |
Park along Highway 151 in Summit City just east... | U.S.A. | California | Shasta County | Summit City | | | Sat Apr 20 20:39:52 2019 | |
| |
| 4054 | | 0 | 38.5206 | -122.1462 | | 268 | CalTopo | CalTopo | | | GPS | | | | | | | |
Rock outcrop in open mixed Quercus woodland (ma... | Northern Coastal Ranges | Quail Ridge | low ridge | 257 | 2 deg |
Along dirt road by power lines.
| U.S.A. | California | Napa County | Near Lake Barryessa. | | | Sun Feb 17 21:34:09 2019 | |
| |
| 4055 | | 0 | 38.5208 | -122.1461 | | 266 | CalTopo | CalTopo | | | GPS | | | | | | | |
Open mixed Quercus woodland (mainly Q. douglasi... | Northern Coastal Ranges | Quail Ridge | low ridge | 315 deg E of N | 1 deg |
Along dirt road by power lines.
| U.S.A. | California | Napa County | Near Lake Barryessa. | | | Sun Feb 17 21:37:30 2019 | |
| |
| 3988 | | 0 | 40.882 | -123.547 | | 235 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | |
Pseudotsuga menziesii / Notholithocarpus densif... | Trinity Alps | Burnt Ranch Gorge | mid-slope | | |
Salyer Rest Area along highway 299, in pet area... | U.S.A. | California | Trinity County | | | | Wed May 6 22:34:20 2015 | |
| |
| 3999 | | 0 | 38.3783 | -122.2001 | | 225 | CalTopo | CalTopo | | | GPS (phone) | | | Google Earth | | | | | Old large Quercus sp. (evergreen) along road. | Coast Range | | lower slope | | | Along highway 121 just S of farmhouse. | U.S.A. | California | Napa County | NE of Napa | | | Sun Apr 10 16:38:56 2016 | |
| |
| 4043 | | 0 | 40.589 | -122.3516 | | 180 | CalTopo | CalTopo | | | Google Earth | | | | | | | | Parking lot of commercial area (Barnes and Noble b... | Sacramento Valley | | | | | NW of intersection of Churn Creek Road and Old Alt... | U.S.A. | California | Shasta County | | | | Mon Jan 21 17:57:53 2019 | |
| |
| 4003 | | 0 | 40.594 | -122.4034 | | 170 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | | Riparian Quercus and other hardwoods along river. | Sacramento Valley | | | | | Along Sacramento River (left bank) walking trail j... | U.S.A. | California | Shasta County | within Redding | | | Thu Apr 28 20:07:13 2016 | |
| |
| 4042 | | 0 | 43.8505 | -123.02 | | 170 | CalTopo | CalTopo | | | | | | | | | | | Manicured woodland of Pseudotsuga menziesii, Acer ... | Willamette Valley | | valley bottom | | | Along Interstate Highway 5 (north bound) at rest a... | U.S.A. | Oregon | Lane County | S of Eugene | | | Mon Nov 5 15:05:19 2018 | |
| |
| 4081 | | 0 | 40.5836 | -122.363 | | 165 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | |
Mixed oak woodland on slope along small road, b... | Sacramento Valley | | lower slope | W | ~5 deg. |
Along North Bachelli Lane where road decends to... | U.S.A. | California | Shasta County | within Redding | | | Thu Apr 18 21:27:39 2019 | |
| |
| 4049 | | 0 | 38.491 | -122.1485 | | 164 | CalTopo | CalTopo | | | GPS | | | | | | | |
Quercus lobata - Quercus wislizeni / Toxicodend... | Northern Coastal Ranges | Quail Ridge | valley bottom | 335 deg E of N | 1.5 deg. |
Bottom of trail on north side of research stati... | U.S.A. | California | Napa County | S. side of Lake Berryessa | | | Sun Feb 17 19:06:45 2019 | |
| |
| 4047 | | 0 | 38.493 | -122.1484 | | 159 | CalTopo | CalTopo | | | GPS | | | | | | | |
Open, old Quercus lobata stand.
| Northern Coastal Ranges | Quail Ridge | valley bottom | 314 deg E of N | 2 deg. |
Bottom of trail on north side of the research s... | U.S.A. | California | Napa County | S. side of Lake Berryessa | | | Sun Feb 17 17:42:27 2019 | |
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