| 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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| 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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| 3975 | | 0 | 40.795 | -122.933 | | 1140 | CalTopo | CalTopo | | | Google Earth | 100m? | | Google Earth | | | | | Pseudotsuga menziesii / Quercus chrysolepis forest | Trinity Alps | East Weaver Canyon (East-Branch) | mid-slope | SE | ~35 deg | ca. 100-200 m W along La Grange ditch trail from c... | U.S.A. | California | Trinity County | N of Weaverville | | | Mon Jan 19 23:13:15 2015 | |
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| 3986 | | 0 | 40.9743 | -123.0237 | | 1745 | CalTopo | CalTopo | | | | | | | | | | | Rock shelf with decomposed granite, area heavily t... | Trinity Alps | Canyon Creek watershed | lower slope | SE | 0 deg | Between Upper and Lower Canyon Creek Lakes. | U.S.A. | California | Trinity County | N of Weaverville | | | Sun Mar 8 13:51:11 2015 | |
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| 4010 | | 0 | 41.671 | -122.6969 | | 1035 | CalTopo | CalTopo | | | Cell Phone GPS | | | Google Earth | | | | | Open, mature Calocedrus decurrens - Pinus (jeffery... | Siskiyou Mountains | | mid-slope | SE | ~20 deg. | Slope above Highway 3 | U.S.A. | California | Siskiyou County | ~5 km SW of Yreka | | | Sat Apr 1 18:45:09 2017 | |
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| 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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| 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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| 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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| 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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| 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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| 3892 | 20100417g | 0 | 41.99245 | -122.465367 | -999 | -999 | CalTopo | CalTopo | | | GPS | 15 m | | | | GCS | WGS84 | | Quercus garryana / Q. kelloggii / Pinus ponderosa... | Cascades | | toe slope | SW | ~5 deg | Along trail from Horseshoe Ranch Wildlife Area aft... | U.S.A. | California | Siskiyou County | NE of Yreka | | Eric | Mon Apr 19 23:00:00 2010 | |
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| 3909 | 20100912a | 0 | 40.76198 | -122.90481 | 2955 | 900 | CalTopo | CalTopo | | | GPS | 15 m | | Google Earth | 10 m | | | | Maturing Pseudotsuga menziesii / Quercus chrysophy... | Trinity Alps | Musser Hill | broad ridgeline | SW | ~2 deg | Along trail from East Weaver Road (starting 1.7 km... | U.S.A. | California | Trinity County | N of Weaverville | | Eric | Mon Oct 4 23:00:00 2010 | |
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| 3916 | MonumentPeak_A | 0 | 40.83 | -122.98 | 7200 | 2200 | CalTopo | CalTopo | | | Google Maps | 200 m? | | Google Maps | 100 m? | | | | Old growth Abies magnifica stand with little under... | Trinty Alps | Monument Peak | ridgeline | SW | ~5 deg | Along ridgeline from Weaver Bally to Monument Peak | U.S.A. | California | Trinity County | N of Weaverville | | Eric | Mon Jan 16 00:00:00 2012 | |
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| 3920 | WvvlHome-upperyard | 1 | 40.7643404 | -122.9175757 | 2500 | 760 | CalTopo | CalTopo | | | Google Maps | 10m | | Google Maps | 10m | GCS | WGS1984 | |
Yard of semi-rural home with mix of natural and... | Trinity Alps | East Weaver canyon | toe slope | SW | |
Midway along Meadow Road (address 151) off East... | USA | California | Trinity County | N of Weaverville | | Eric | | |
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| 3921 | WvvlHome-creek | 1 | 40.764521 | -122.917994 | 2480 | 755 | CalTopo | CalTopo | | | Google Maps | 10m | | Google Maps | 10m | GCS | WGS1984 | |
Riparian vegetation along perennial stream thro... | Trinity Alps | East Weaver canyon | valley bottom | SW | |
Midway along Meadow Road (address 151) off East... | USA | California | Trinity County | N of Weaverville | | Eric | | |
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| 3926 | 20120528 | 0 | 40.759 | -122.907 | 2800 | 850 | CalTopo | CalTopo | | | Google Maps | 100 m | | Google Maps | 20 m | | | | Pseudotsuga menziesii - Quercus kelloggii youngish... | Trinity Alps | Musser Hill | broad ridgeline | SW | ~ 2 deg. | Along Weaver Basin Trail from East Weaver Road to ... | U.S.A. | California | Trinity County | N of Weaverville | | | Sun May 27 23:00:00 2012 | |
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| 3932 | 20120806a | 0 | 40.8039 | -122.9277 | 4200 | 1280 | CalTopo | CalTopo | | | GPS | 20m | | Goolge maps | 20m | WGS84 | | | Rock outcrops with open Quercus chrysolepis - Pseu... | Trinity Alps | East Branch East Weaver | upper slope | SW | ~30 deg | Off road from near end of Musser Hill road. | U.S.A. | California | Trinity County | N of Weaverville | | | Mon Aug 6 23:00:00 2012 | |
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| 3944 | HorseMtnA | 0 | 40.86561 | -123.73478 | 4650 | 1415 | CalTopo | CalTopo | | | Google Maps | | | | | | | | Pinus jefferyi alliance, mixed coniferous forest, ... | North Coast Range | Horse Mountain | upper slope | SW | ~5 deg. | Meadow like gap below parking lot. | U.S.A. | California | Humboldt County | W of Willow Creek | | | Sat Apr 20 23:00:00 2013 | |
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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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