ASU:Plants
ASU0074886 G. J. Imdorf 598 1992-04-11
United States, Arizona, Coconino, Oak Creek Canyon, off Hwy 89A ca. 1 mile N. of Slide Rock State Park, Near Junipine Resort., 35.0044 -111.735
ASU:Plants
ASU0074847 Edward Gilbert 727 2001-06-24
United States, Arizona, Coconino, Lower West Fork Canyon of Oak Creek, 9 miles N. of Sedona. About 1.5 miles upstream from canyon mouth along the trail; within northern section of Red Rock/Secret Mountain Wilderness., 34.9992 -111.755, 1646m
ASU:Plants
ASU0074848 Edward Gilbert 814 2001-08-29
United States, Arizona, Coconino, Lower West Fork Canyon of Oak Creek; northern section of Red Rock/Secret Mountain Wilderness. Just before 1 mile marker along trail, on edge of creek., 34.9964 -111.751, 1646m
ASU:Plants
ASU0074851 E. L. Smith 488 1973-07-22
United States, Arizona, Coconino, West Fork of Oak Creek, Oak Creek Canyon., 35.0174 -111.781, 1768m
ASU:Plants
ASU0074850 Don LaVenture 1965-06-00
United States, Arizona, Coconino, Bright Angel Creek at Phantom Ranch at Grand Canyon., 36.0993 -112.095, 762m
TEX
Equisetum × ferrissii
TEX00339887 Richard D. Worthington 3238 1978-08-27
United States, Texas, El Paso, 1.2 mi. E jct. TX 260 and Borderland Rd. and 0.3 mi. W of Borderland Bridge over Rio Grande., 31.8875 -106.6
TEX
Equisetum × ferrissii
TEX00339890 Larry Milliger 35 1963-09-06
United States, Texas, Jeff Davis, Buffalo Trail, Little Aguja Canyon, Davis Mountains.
TEX
Equisetum × ferrissii
TEX00339892 Mary L. Butterwick|Stuart Strong 957 1975-06-14
United States, Texas, Presidio, Locally abundant in pools throughout Chorro Canyon and Arroyo Primero, a tributary of Fresno Creek, on the Big Bend Ranch.
TEX
Equisetum × ferrissii
TEX00420806 Campbell W. Pennington 207 1955-05-08
Mexico, Chihuahua, Allende, Valle de Allende
TEX
Equisetum × ferrissii
TEX00470316 William R. Carr 34769 2015-05-05
United States, Texas, Fort Bend, NE side of Red Gully, ca. 0.1-0.2 mi. SE of bridge on Old Richmond Rd, Cullinan Park in Sugar Land., 29.63314 -95.67197
TEX
TEX00518156 Sue Carnahan|Jim Verrier 2342 2017-04-12
United States, Arizona, Santa Cruz, Josephine Canyon, southern Santa Rita Mtns, Coronado National Forest; 4.7 km S and 2.5 km W of Mt Wrightson summit., 31.65422 -110.87305
TEX
TEX00521113 Albert N. Steward 7478 1958-10-18
United States, Oregon, Jefferson, 3 miles west of Camp Sherman., 44.460378 -121.702039
TEX
TEX00521114 Henry M. Pollard s.n. 1958-12-19
United States, California, Santa Barbara, Sycamore Canyon Creek south of Stanwood Drive, Santa Barbara.
TEX
Equisetum × ferrissii
TEX00559620 George Yatskievych|Adam Black 19-040 2019-06-13
United States, Texas, Blanco, Roberson property, W of Middle Ridge and S of Long Mountain, E of Road FM 310 (Allmaus Davis Road) at E end of Comanche Creek Road, ca. 17 air miles WSW of Marble Falls., 30.45811 -98.530639
BRITWORK:BRITWORK
Equisetum × ferrissii Clute
BRITWORK10612 E. Whitehouse 17328 1946-10-12
United States, Texas, Tarrant, Lake Worth, west side near the Casino on Highway 199.
MSC
MSC0261659 O. A. Farwell 12112 1939-08-16
United States, Michigan, Keweenaw, Bete Grise Bay, 47.37491 -87.945943
MSC
MSC0261676 O. A. Farwell 2701 1912-06-11
United States, Michigan, Oakland, Parkedale., 42.68766 -83.112982
MSC
MSC0261896 I. W. Knobloch 7077 1940-04-28
Mexico, Chihuahua, Majorachic
MSC
Equisetum × ferrissii Clute
MSC0261543 C. K. Dodge 253 1896-07-12
Canada, Ontario, Lambton, Along G. L. Railway near Blackwell Station
MSC
Equisetum × ferrissii Clute
MSC0261545 K. Tan s.n. 1966-07-28
United States, Michigan, Kalamazoo, 42.193843 -85.638303
MSC
Equisetum × ferrissii Clute
MSC0177601 Christopher Reidy 249 2010-06-27
United States, Michigan, Ingham, Lake Lansing Park North, shrubby sedge meadow near east end of trail leading from vacant lot on Woodwind Trail Road, 42.756083 -84.383694, 259m
MSC
Equisetum × ferrissii Clute
MSC0261547 K. Tan 1966-08-01
United States, Michigan, Kalamazoo, Along railroad tracks NY Central Railroad, 42.237735 -85.658016
MSC
Equisetum × ferrissii Clute
MSC0261548 L. J. Cole s.n. 1895-06-30
United States, Michigan, Ingham, Michigan Agricultural College (Gr. Tr.), 42.720562 -84.478513
MSC
Equisetum × ferrissii Clute
MSC0261549 C. F. Wheeler s.n. 1898-07-05
United States, Michigan, Grand Traverse, Shore of Grand Traverse Bay 4 miles N of Traverse City.; 44.82363 -85.648036, 44.82363 -85.648036
MSC
Equisetum × ferrissii Clute
MSC0261550 C. F.W 404 1900-06-28
United States, Michigan, Muskegon, Dunes, 43.231927 -86.337469
MSC
Equisetum × ferrissii Clute
MSC0261551 T. H. P. Marshall 750 1949-07-21
United States, Michigan, Cheboygan, Beach, 45.669239 -84.498873
MSC
Equisetum × ferrissii Clute
MSC0261552
United States, Michigan, Huron
MSC
Equisetum × ferrissii Clute
MSC0261553 C. D. Dodge 250 1908-06-17
United States, Michigan, Saint Clair
MSC
Equisetum × ferrissii Clute
MSC0261554 M. E. McDonald 5111 1949-07-12
United States, Michigan, Wayne, Pointe Mouillee State Game Area, meadow near headquarters, 42.011711 -83.197983
MSC
Equisetum × ferrissii Clute
MSC0261555 T. H. P. Marshall 691 1949-07-13
United States, Michigan, Emmet, edge of Jack Pine woods, 45.671679 -84.965643
MSC
Equisetum × ferrissii Clute
MSC0261556 G. M. Bradford 1902-07-05
United States, Michigan, Bay, Bay City, 43.594468 -83.888865
MSC
Equisetum × ferrissii Clute
MSC0261557 C. A. Davis s.n. 1897-07-27
United States, Michigan, Tuscola
MSC
Equisetum × ferrissii Clute
MSC0261558 C. K. Dodge 250 1908-06-17
United States, Michigan, Saint Clair
MSC
Equisetum × ferrissii Clute
MSC0261559 H. S. Pepoon 170 1904-07-00
United States, Michigan, Cass, Hemlock Island, Magician Lake, 42.066389 -86.173056
MSC
Equisetum × ferrissii Clute
MSC0261560 T. H. P. Marshall 315 1949-05-21
United States, Michigan, Barry, Yankee Springs, Shore of Long Lake, 42.620785 -85.501778
MSC
Equisetum × ferrissii Clute
MSC0261562 G. W. Parmelee 2628 1951-10-07
United States, Michigan, Shiawassee, Shiawassee County: Woodhull Twp., 42.783162 -84.341798
MSC
Equisetum × ferrissii Clute
MSC0261563 K. Tan 38 1966-08-01
United States, Michigan, Kalamazoo, N.Y. Central Railroad. Along railroad tracks., 42.237735 -85.658016
MSC
Equisetum × ferrissii Clute
MSC0176524 GT Godden 41 2009-06-13
United States, Michigan, Cass, Howard Township. Edge of field adjacent to westbound Detroit Rd (M-60), 41.833383 -86.186933
MSC
MSC0261564 C. K. Dodge s.n. 1896-06-10
United States, Michigan, Saint Clair
MSC
MSC0261565 C. F. Wheeler s.n. 1898-08-25
United States, Michigan, Allegan
MSC
Equisetum × ferrissii Clute
MSC0261567 C. L. Gilly 93 1949-06-21
United States, Michigan, Ionia, Lyons Twp, Prairie along north Maple Road bluff and Grand Trunk right of way, 42.943775 -84.895479
MSC
Equisetum × ferrissii Clute
MSC0261568 R. K. Rabeler 135 1977-06-18
United States, Michigan, Ottawa, 50m W of W shore of Grand River; 300m NE of North Shore Marina buildings, Nature Conservancy tract, 43.067778 -86.189572
MSC
MSC0261569 H. C. Skeels s.n. 1890-06-08
United States, Michigan, Ingham, Pine Lake, 42.758457 -84.400596
MSC
Equisetum × ferrissii Clute
MSC0261571 John A. Churchill s.n. 1958-08-03
United States, Michigan, Tuscola, shore of Saginaw Bay at sect, 29 - 30 line, 43.584771 -83.683365
MSC
Equisetum × ferrissii Clute
MSC0261572 J. L. Caruso 19 1963-06-30
United States, Michigan, Kalamazoo, 42.312628 -85.363435
MSC
Equisetum × ferrissii Clute
MSC0261573 R. K. Rabeler 244 1978-06-30
United States, Michigan, Ottawa, Along N side of Berwick St, 300m W of North Shore Marina boat house, at S edge of Kitchel Dune Nature Conservancy Preserve, Grand Haven., 43.066277 -86.235506
MSC
Equisetum × ferrissii Clute
MSC0261574 John L. Maas 23 1961-07-03
United States, Michigan, Washtenaw, E of Joslin Lk. off of Joslin Lk. Rd., 42.416975 -84.121876
MSC
Equisetum × ferrissii Clute
MSC0261575 William T. Gillis 2603 1958-08-25
United States, Michigan, Kalamazoo, East shore of Gull Lake on property of Kellogg Biological Station., 42.405873 -85.402354
MSC
Equisetum × ferrissii Clute
MSC0261576 H. S. Pepoon 509 1908-08-00
United States, Michigan, Van Buren
MSC
Equisetum × ferrissii Clute
MSC0261577 James Ng 420 1981-07-14
United States, Michigan, Berrien, Bertrand Township, south of Niles, 1.5 km east of U.S. Highway 33. Located between Ontario Road and State Line Road., 41.766667 -86.25
MSC
MSC0261211 John A. Churchill s.n. 1972-07-05
United States, Kentucky, McCreary, Hilltop wooded slope at Yahoo falls
MSC
Equisetum X ferrissii Clute (pro sp.)
MSC0292852 Homer C. Skeels s.n. 1895-07-13
United States, Michigan, Kent, Grand Rapids
MSC
Equisetum X ferrissii Clute (pro sp.)
MSC0292854 Homer C. Skeels, Jennie Shaddick s.n. 1895-08-25
United States, Michigan, Kent, Grand Rapids, Wallin's Farmery
MSC
Equisetum X ferrissii Clute (pro sp.)
MSC0292859 Homer C. Skeels, Jennie Shaddick s.n. 1895-08-25
United States, Michigan, Kent, Grand Rapids, Wallin's Farmery
TAES
TAES0001591 Richard R. Halse 5828 2000-07-02
United States, Oregon, Benton, Along Smith Loop Road south of Corvallis, east side of State Hwy. 99W, 72m
BRIT
BRIT49531 John Taylor 24733 1977-07-02
United States, Oklahoma, Cherokee, Bottomland adjacent to Illinois River at Arrowhead Camp, 15 miles NE of Tahlequah.
BRIT
BRIT470885 Wallis, Charles S. 7672 1958-07-20
United States, Oklahoma, Mayes, Spavinaw Creek at Spavinaw on State 82.
BRIT
BRIT470884 Robert Pearce 1334 1964-06-24
United States, Oklahoma, Grady, 4.5 miles northeast of Alex.
BRIT
BRIT470883 Charles S. Wallis 7372 1958-06-14
United States, Oklahoma, Cherokee, Below McSpadden Falls, 7.8 mi. NE of Tahlequah on State 10.
BRITTRAIN:BRITTRAIN
Equisetum × ferrissii Clute
BRITTRAIN10596 J. Quayle 749 2004-05-18
United States, Texas, Parker, Mineral Wells, Texas Air National Guard Training Base, Fort Wolters, TA 4, east side of Rock Creek; 1/4 mi S of tank crossing., 277m