| 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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| 4027 | | 0 | 40.7178 | -122.8384 | | 550 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | | Â Riparian woodland over dredge mining tailings wi... | Trinity Alps | Rush Creek confluence with Trinity River | valley bottom | | | Â 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 | | | | | Â Riparian woodland over dredge mining tailings wi... | Trinity Alps | Confluence of Rush Creek and Trinity River | valley bottom | | | Â 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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| 4037 | | 0 | 40.773 | -122.923 | | 825 | CalTopo | CalTopo | | | Approximation | | | | | | | | Riparian zone of Alnus rhombifolia, Acer macrophyl... | Trinty Alps | East Weaver Creek watershed | valley bottom | | | Along creek about 50m upstream of footbridge. | U.S.A. | California | Trinity County | N of Weaverville | | | Sun Aug 19 19:52:35 2018 | |
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| 4038 | | 0 | 40.7818 | -122.9368 | | 940 | CalTopo | CalTopo | | | | | | | | | | | Mature Pseudotsuga menziesii forest with Abies con... | Trinty Alps | East Weaver Creek watershed | valley bottom | S | ~3 deg. | Trailhead between parking area and footbridge. | U.S.A. | California | Trinity County | N of Weaverville | | | Sun Aug 19 20:01:57 2018 | |
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| 4039 | | 0 | 40.7818 | -122.9401 | | 930 | CalTopo | CalTopo | | | | | | | | | | | Edge between ~15 year old clearcut and riparian zo... | Trinty Alps | East Weaver Creek watershed | valley bottom | S | | Trail to East Weaver Lake just above departure fro... | U.S.A. | California | Trinity County | N of Weaverville | | | Sun Aug 19 20:12:15 2018 | |
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| 4040 | | 0 | 40.7766 | -124.1519 | | 25 | CalTopo | CalTopo | | | | | | | | | | | Alnus rubra riparian woodland amidst second growth... | North Coast | | valley bottom | | | Sequoia Park within Eureka, along boardwalk throug... | U.S.A. | California | Humboldt County | within Eureka | | | Mon Nov 5 14:42:00 2018 | |
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| 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 | |
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| 4046 | | 0 | 38.4935 | -122.1505 | | 155.3 | CalTopo | CalTopo | | | GPS | | | GPS | | | | |
Quercus wislizeni / Toyon / Toxicodendron woodl... | Northern Coastal Ranges | Quail Ridge | valley bottom | 17 deg E of N | 1 deg |
Bottom of trail going northward from Quail Ridg... | U.S.A. | California | Napa County | S. side of Lake Berryessa | | | Sat Feb 2 17:01:55 2019 | |
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| 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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| 4048 | | 0 | 38.4926 | -122.1488 | | 159 | CalTopo | CalTopo | | | GPS | | | | | | | |
Quercus spp / Toxicodendron woodland including ... | Northern Coastal Ranges | Quail Ridge | valley bottom | N | 0 |
Bottom of trails on North side of research stat... | U.S.A. | California | Napa County | S. side of Lake Berryessa | | | Sun Feb 17 17:53:49 2019 | |
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| 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 | |
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| 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 | |
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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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| 4089 | | 0 | 40.7302 | -122.9399 | | 615 | CalTopo | CalTopo | | | Google Earth | | | | | | | |
Scattered Robinia (Locust) trees within rural t... | Trinity Alps | Weaver Creek Watershed | valley bottom | | |
Trinity County Museum near restored Ditch Tende... | U.S.A. | California | Trinity County | Weaverville | | | Mon Apr 22 21:15:57 2019 | |
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| 4090 | | 0 | 40.73 | -122.9395 | | 615 | CalTopo | CalTopo | | | Google Earth | | | | | | | |
Scattered Robinia (Locust) trees within rural t... | Trinity Alps | Weaver Creek Watershed | valley bottom | | |
Along Highway 299 (Main Street) by Congregation... | U.S.A. | California | Trinity County | Weaverville | | | Mon Apr 22 21:15:57 2019 | |
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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 | |
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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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| 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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| 4108 | Chop Tree | 0 | 40.6539 | -122.963 | | 483 | CalTopo | CalTopo | | | | | | | | | | |
Riparian hardwood forest (Alnus rhombifolia, Ac... | Trinity Mountains | Steiner Flat | valley bottom | | |
At "Chop Tree" river access.
| U.S.A. | California | Trinity County | W of Douglas City | | | Fri Aug 7 21:40:55 2020 | |
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| 4114 | Eddy Durney Lake Moraine | 0 | 41.3354 | -122.4785 | 7058 | | CalTopo | CalTopo | | | GPS | | | USGS NED | | | | |
Dry grassland meadow on fine glacial tills form... | Scott Mountains | Mount Eddy | valley bottom | S | ~2 deg. |
Large glacial erratic boulder in the middle of ... | U.S.A. | California | Siskiyou County | SW of Weed | | | Thu Aug 27 14:41:53 2020 | |
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| 4136 | Swift Ck Algae | 0 | 40.9691 | -122.7304 | 2768 | 844 | CalTopo | CalTopo | | | | | | USGS NED | | | | |
Sparse small, but likely old, Calocedrus decurr... | Trinity Alps | Swift Creek | valley bottom | NW | flat |
Downslope from intersection of campground road ... | U.S.A. | California | Trinity County | SW of Trinity Center | | | Sat Dec 26 11:26:08 2020 | |
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| 4137 | East Fork Algae | 0 | 41.0097 | -122.6195 | 2390 | 728 | CalTopo | CalTopo | | | | | | USGS NED | | | | |
Riparian zone on terrace of small river channel... | Trinity Mountains | East Fork Trinity River | valley bottom | NW | flat |
Just upstream of bridge where East Side Road cr... | U.S.A. | California | Trinity County | East of Trinity Center (across reservoir) | | | Sat Dec 26 11:50:01 2020 | |
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| 4157 | E_Weaver_Intersections | 0 | 40.7821 | -122.9407 | 3056 | 931 | CalTopo | CalTopo | | | | | | USGS NED | | | | |
Mature mixed conifer forest / riparian zone int... | Trinity Alps | East Weaver Watershed | valley bottom | | |
About 100m up East Weaver Lake trail from inter... | U.S.A. | California | Trinity County | N of Weaverville | | | Fri Feb 18 22:45:13 2022 | |
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