| 4015 | | 0 | 42.1567 | -122.5576 | | 880 | CalTopo | CalTopo | | | Cell Phone GPS | | | Google Earth | | | | | Quercus garryana savanna and grazed grasslands. | Siskiyou Mountains | near Emigrant Lake | upper slope | SE | ~5 deg. | Just east of small dirt road up ridgeline at Samps... | U.S.A. | Oregon | Jackson County County | SE of Ashland | | | Sun Apr 2 20:05:22 2017 | |
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| 3645 | 020328A1 | 0 | 43.57745 | -115.99261 | 3225 | 983 | CalTopo | CalTopo | 581416.000000 | 4825233.000000 | GPS | 15 m | 983 m | GPS | 45 m | #NAME? | NAD27 | | Purshia tridentata / Artemisia tridentata vaseyana... | | | | SE | | US Forest Service nursury | U.S.A. | Idaho | Ada County | NE of Boise | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 3913 | 20100910b | 0 | 40.78358 | -122.94376 | 3415 | 959 | CalTopo | CalTopo | | | GPS | | | GoogleMaps | | | | | Late successional Pseudotsuga menziesii / Cornus n... | Trinity Alps | East Weaver Canyon | valley bottom | SE | ~2 deg | Along trail to East Weaver Lake, ca. 400 m above i... | U.S.A. | California | Trinity County | N of Weaverville | | Eric | Mon Nov 22 00:00:00 2010 | |
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| 3908 | 20101001a | 0 | 40.6781 | -122.9056 | 1677 | 511 | CalTopo | CalTopo | | | GoogleMaps | | | Google Earth | | WGS 1984 | | | Riparian hardwood stand primarily of mixed Fraxinu... | Trinity Mountains | Trinity River | valley bottom | SE | 0 deg | At rivers edge on island along river-right, near L... | U.S.A. | California | Trinity County | SE of Weaverville | | Eric | Mon Oct 4 23:00:00 2010 | |
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| 3917 | 20120102a | 0 | 40.8083 | -122.9966 | 6550 | 2000 | CalTopo | CalTopo | | | Google Maps | 200 m? | | Google Maps | 100 m? | | | | Road bank through Arctostaphylos shrubland on face... | Trinty Alps | Weaver Bally | upper slope | SE | ~ 30 deg | Along Weaver Bally road as passes last gully befor... | U.S.A. | California | Trinity County | NW of Weaverville | | Eric | Mon Jan 16 00:00:00 2012 | |
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| 3934 | 20120806c | 0 | 40.805 | -122.928 | 4370 | 1330 | CalTopo | CalTopo | | | GPS | 15m | | Google Earth | 15 m | | | | Pseudotsuga menziesii - Quercus kelloggii forest, ... | Trinity Alps | East Branch East Weaver | upper slope | SE | ~25 deg. | Along steep, unmaintained road that departs near e... | U.S.A. | California | Trinity County | N of Weaverville | | | Mon Aug 6 23:00:00 2012 | |
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| 4156 | BeforeHowe | 0 | 40.7658 | -122.9201 | 2612 | 796 | CalTopo | CalTopo | | | | | | USGS NED | | | | |
Quercus garryana woodland with scattered conife... | Trinity Alps | East Weaver Watershed | mid slope | SE | ~10 deg. |
Along Rainbow-Hansen trail just below the Howe ... | U.S.A. | California | Trinity County | N of Weaverville | | | Mon Jan 31 21:33:15 2022 | |
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| 4146 | Hayfork Summit Creek | 0 | 40.585 | -123.0312 | 3204 | 977 | CalTopo | CalTopo | | | | | | USGS NED | | | | |
Mature Pseudotsuga menziesii forest with little... | Trinity Mountains | Summit Creek Watershed | upper slope | SE | ~10 deg. |
By pullout along Highway 3.
| U.S.A. | California | Trinity County | E of Hayfork | | | Sun Aug 1 19:37:25 2021 | |
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| 4194 | PtReyesD2Db | 0 | 38.16683 | -122.6765 | 351 | 107 | CalTopo | CalTopo | | | | | | USGS NED | | | | |
Quercus douglasii agrifolia
| North Coast Ranges | | mid-slope | SE | ~10 deg. |
Along Point Reyes Petaluma Road.
| U.S.A. | California | Marin County | SW of Petaluma | | | Wed Feb 8 23:14:23 2023 | |
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| 3922 | SidneyGulch-201202 | 0 | 40.747 | -122.9482 | 2300 | 690 | CalTopo | CalTopo | | | Google Maps | 100m | | Google Maps | 10m | GCS | WGS1984 | | Pinus sabiniana - Quercus garryana / Arctostaphylo... | Trinity Alps | Sydney Gulch | Lower slope | SE | | Along Weaver Basin Trail system going north a coup... | USA | California | Trinity County | NW of Weaverville | | Eric | | |
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| 2572 | 3291 | 0 | 44.783177 | -122.05952 | 0 | 700 | CalTopo | CalTopo | 122°03.5'W | 44°47.0'N | | | ca. 700 m | approximation | | | | | Old-growth forest with significant component of yo... | Western Cascades | | mid slope | SE face | | Above NFD 46 / Brightenbush Road (N-side) across f... | U.S.A. | Oregon | Marion County | NE of Detroit | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 2573 | 3292 | 0 | 44.783177 | -122.05952 | 0 | 700 | CalTopo | CalTopo | 122°03.5'W | 44°47.0'N | | | ca. 700 m | approximation | | | | | Old-growth forest with significant component of yo... | Western Cascades | | mid slope | SE face | | Above NFD 46 / Brightenbush Road (N-side) across f... | U.S.A. | Oregon | Marion County | NE of Detroit | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 2574 | 3293 | 0 | 44.783177 | -122.05952 | 0 | 700 | CalTopo | CalTopo | 122°03.5'W | 44°47.0'N | | | ca. 700 m | approximation | | | | | Old-growth forest with significant component of yo... | Western Cascades | | mid slope | SE face | | Above NFD 46 / Brightenbush Road (N-side) across f... | U.S.A. | Oregon | Marion County | NE of Detroit | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 2575 | 3294 | 0 | 44.783177 | -122.05952 | 0 | 700 | CalTopo | CalTopo | 122°03.5'W | 44°47.0'N | | | ca. 700 m | approximation | | | | | Old-growth forest with significant component of yo... | Western Cascades | | mid slope | SE face | | Above NFD 46 / Brightenbush Road (N-side) across f... | U.S.A. | Oregon | Marion County | NE of Detroit | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 2576 | 3295 | 0 | 44.783177 | -122.05952 | 0 | 700 | CalTopo | CalTopo | 122°03.5'W | 44°47.0'N | | | ca. 700 m | approximation | | | | | Old-growth forest with significant component of yo... | Western Cascades | | mid slope | SE face | | Above NFD 46 / Brightenbush Road (N-side) across f... | U.S.A. | Oregon | Marion County | NE of Detroit | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 2577 | 3296 | 0 | 44.783177 | -122.05952 | 0 | 700 | CalTopo | CalTopo | 122°03.5'W | 44°47.0'N | | | ca. 700 m | approximation | | | | | Old-growth forest with significant component of yo... | Western Cascades | | mid slope | SE face | | Above NFD 46 / Brightenbush Road (N-side) across f... | U.S.A. | Oregon | Marion County | NE of Detroit | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 2578 | 3297 | 0 | 44.783177 | -122.05952 | 0 | 700 | CalTopo | CalTopo | 122°03.5'W | 44°47.0'N | | | ca. 700 m | approximation | | | | | Old-growth forest with significant component of yo... | Western Cascades | | mid slope | SE face | | Above NFD 46 / Brightenbush Road (N-side) across f... | U.S.A. | Oregon | Marion County | NE of Detroit | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 2580 | 3299 | 0 | 44.783177 | -122.05952 | 0 | 700 | CalTopo | CalTopo | 122°03.5'W | 44°47.0'N | | | ca. 700 m | approximation | | | | | Old-growth forest with significant component of yo... | Western Cascades | | mid slope | SE face | | Above NFD 46 / Brightenbush Road (N-side) across f... | U.S.A. | Oregon | Marion County | NE of Detroit | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 2583 | 3300 | 0 | 44.783177 | -122.05952 | 0 | 700 | CalTopo | CalTopo | 122°03.5'W | 44°47.0'N | | | ca. 700 m | approximation | | | | | Old-growth forest with significant component of yo... | Western Cascades | | mid slope | SE face | | Above NFD 46 / Brightenbush Road (N-side) across f... | U.S.A. | Oregon | Marion County | NE of Detroit | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 2584 | 3301 | 0 | 44.783177 | -122.05952 | 0 | 700 | CalTopo | CalTopo | 122°03.5'W | 44°47.0'N | | | ca. 700 m | approximation | | | | | Old-growth forest with significant component of yo... | Western Cascades | | mid slope | SE face | | Above NFD 46 / Brightenbush Road (N-side) across f... | U.S.A. | Oregon | Marion County | NE of Detroit | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 2585 | 3302 | 0 | 44.783177 | -122.05952 | 0 | 700 | CalTopo | CalTopo | 122°03.5'W | 44°47.0'N | | | ca. 700 m | approximation | | | | | Old-growth forest with significant component of yo... | Western Cascades | | mid slope | SE face | | Above NFD 46 / Brightenbush Road (N-side) across f... | U.S.A. | Oregon | Marion County | NE of Detroit | | Eric | Sun Feb 14 00:00:00 2010 | |
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| 4001 | | 0 | 40.6534 | -122.7526 | | 830 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | | Mature Pseudotsuga menziesii forest along creek wi... | Trinity Mountains | Grass Valley Creek watershed | | SSW | ~10 deg. | Just below Highway 299 in snow-chain pull-out area... | U.S.A. | California | Trinity County | | | | Thu Apr 28 19:45:49 2016 | |
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| 4008 | | 0 | 37.8503 | -122.1947 | | | CalTopo | CalTopo | | | Google Maps | | | | | | | | Rock outcrop amid oak and pine woodlands. | East Bay Hills | | upper slope | SW | | Sibley Volcanic Regional Preserve, along small tra... | U.S.A. | California | Contra Costa County | SE of Berkeley | | | Tue Mar 7 19:31:45 2017 | |
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| 4009 | | 0 | 40.7637 | -122.9109 | | | CalTopo | CalTopo | | | Google Maps | | | | | | | | Mixed coniferous forest with Pseudotsuga menziesii... | Trinity Alps | Musser Hill | mid-slope | SW | steep | In narrow gully along trail from East Weaver Road ... | U.S.A. | California | Trinity County | N of Weaverville | | | Tue Mar 7 19:46:23 2017 | |
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| 4012 | | 0 | 42.1464 | -122.5787 | | 700 | CalTopo | CalTopo | | | Cell Phone GPS | | Google Earth | | | | | | Mature to old Quercus garryana / Toxicodendron div... | Siskiyou Mountains | near Emigrant Lake | valley bottom | SW | ~2 deg. | Along dirtroad up creek within Sampson Creek Pres... | U.S.A. | Oregon | Jackson County County | SE of Ashland | | | Sat Apr 1 19:52:39 2017 | |
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| 4013 | | 0 | 42.1466 | -122.5782 | | 700 | CalTopo | CalTopo | | | Cell Phone GPS | | | Google Earth | | | | | Mature to old Quercus garryana / Toxicodendron div... | Siskiyou Mountains | near Emigrant Lake | valley bottom | SW | ~2 deg. | Along dirt road up creek within Sampson Creek Pre... | U.S.A. | Oregon | Jackson County County | SE of Ashland | | | Sat Apr 1 21:18:56 2017 | |
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| 4014 | | 0 | 42.1466 | -122.5785 | | 700 | CalTopo | CalTopo | | | Cell Phone GPS | | Google Earth | | | | | | Mature to old Quercus garryana / Toxicodendron div... | Siskiyou Mountains | near Emigrant Lake | valley bottom | SW | ~2 deg. | Along dirtroad up creek within Sampson Creek Pres... | U.S.A. | Oregon | Jackson County County | SE of Ashland | | | Sun Apr 2 19:42:25 2017 | |
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| 4016 | | 0 | 42.147 | -122.5757 | | 715 | CalTopo | CalTopo | | | | | | | | | | | Mature to old Quercus garryana / Toxicodendron div... | Siskiyou Mountains | near Emigrant Lake | valley bottom | SW | ~2 deg. | Along dirt road up creek within Sampson Creek Pre... | U.S.A. | Oregon | Jackson County County | SE of Ashland | | | Sun Apr 2 20:13:51 2017 | |
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| 4019 | | 0 | 40.9778 | -123.1553 | | 975 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | | Old-growth Riparian Pseudotsuga menziesii - Caloce... | Trinity Alps | North Fork Trinity River watershed | valley bottom | SW | ~1 deg. | Along trail from Hobo Gulch aproximately 1000m bef... | U.S.A. | California | Trinity County | N of Helena | | | Sat Jun 10 21:20:47 2017 | |
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| 4020 | | 0 | 40.8835 | -122.93 | | 860 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | | Maturing Pseudotsuga menziesii mixed conifer fores... | Trinity Alps | Stuarts Fork watershed | valley bottom | SW | ~2 deg | Cherry Flats, about 1 mile up trail along Stuarts ... | U.S.A. | California | Trinity County | NE of Weaverville | | | Sat Jun 10 22:31:32 2017 | |
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