| 3989 | | 0 | 41.7546 | -121.5637 | | 1360 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | | Artemisia tridentata wyomingensis shrubland in bro... | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, near small basalt out... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 08:29:22 2015 | |
| |
| 3990 | | 0 | 41.7399 | -121.5967 | | 1465 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | | Artemisia tridentata ssp. wyomingensis shrubland i... | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, NW side of trail arou... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 08:51:27 2015 | |
| |
| 3991 | | 0 | 41.7402 | -121.5973 | | 1485 | CalTopo | CalTopo | | | Google Earth (guided by GPS) | | | Google Earth | | | | | Rough basalt bluff with Juniperus occidentalis woo... | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, NW side of trail arou... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 08:57:04 2015 | |
| |
| 3992 | | 0 | 41.74235 | -121.57787 | | 1442 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | | Artemisia tridentata ssp. wyomingensis shrubland. | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, along trail to Whitne... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 09:08:24 2015 | |
| |
| 3993 | | 0 | 41.7412 | -121.5725 | | 1459 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | | Juniperus occidentalis / Artemisia tridentata wyom... | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, along trail to Whitne... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 09:13:42 2015 | |
| |
| 3994 | | 0 | 41.714514 | -121.505453 | | 1440 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | | Artemisia tridentata ssp. wyomingensis shrubland w... | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, southwest side of Res... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 09:32:55 2015 | |
| |
| 3995 | | 0 | 41.703 | -121.517 | | 1540 | CalTopo | CalTopo | | | GPS | 100m | | Google Earth | | | | | Entrance to lava tube cave amidst Artemisia triden... | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, along Cave Loop Road ... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 09:45:12 2015 | |
| |
| 3996 | | 0 | 41.6938 | -121.4546 | | 1320 | CalTopo | CalTopo | | | Google Earth | | | Google Earth | | | | | Juniperus occidentalis / Artemisia tridentata ssp.... | Cascades | Medicine Lake Lava Beds | | | | Lava Beds National Monument, near south entrance, ... | U.S.A. | California | Siskiyou County | S of Tulelake | | | Sun Jun 14 09:54:48 2015 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 4058 | | 0 | 40.6484 | -122.7288 | | 1020 | CalTopo | CalTopo | | | GPS | | | Google Earth | | | | |
Mature Pseudotsuga menziesii forest along ridge... | Trinity Mountains | near Hoadley Peak | ridgeline | | |
Along Hoadley Peaks Road, running north from Hi... | U.S.A. | California | Trinity County | SE of Lewiston | | | Wed Feb 20 17:26:58 2019 | |
| |
| 4041 | | 0 | 44.7388 | -123.0487 | | 80 | CalTopo | CalTopo | | | | | | | | | | | Riparian woodland on levy along slow river | Willamette Valley | Santiam River | | | | At Interstate Highway 5 rest area (northbound). | U.S.A. | Oregon | Marion County | South of Salem | | | Mon Nov 5 14:56:33 2018 | |
| |
| 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 | |
| |
| 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 | |
| |
| 4119 | | 0 | 41.3339 | -122.4798 | 7142 | 2177 | CalTopo | CalTopo | | | GPS | | | USGS NED | | | | |
Open forest of Pinus monticola, Abies concolor,... | Scott Mountains | Mount Eddy | mid slope | NE | ~25 deg. |
On slope above Durney Lake on the SW side.
| U.S.A. | California | Siskiyou County | SW of Weed | | | Thu Aug 27 17:52:42 2020 | |
| |
| 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 | |
| |
| 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 | |
| |
| 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 | |
| |
| 4102 | | 0 | 36.3947 | -121.5474 | 2500 | 760 | CalTopo | CalTopo | | | | | | | | | | |
Quercus douglasii / annual grass savanna.
| Coast Ranges | Carmel Valley | ridgeline | | |
Ridge above Hastings Reserve
| U.S.A. | California | Monterey County | W of Palo Escrito Peak | | | Fri Feb 14 22:05:22 2020 | |
| |