Asteraceae GH: 02352685 Erigeron philadelphicus Linnaeus USA: South Dakota 4 mi W Piedmont; Dalton Lake in Little Elk C... G. E. Larson 6526 1980-7-1
Betulaceae GH: 02194413 Betula occidentalis Hooker USA: South Dakota 0.5 mi E Silver City G. E. Larson 6441 1980-6-12
Brassicaceae GH: 01153797 Barbarea orthoceras Ledebour USA: South Dakota 2.5 mi S, 2 mi E Nemo; Steamboat Rock Picnic... G. E. Larson 6424 1980-6-11
GH: 01550343 Nasturtium officinale R. Brown USA: South Dakota 7 mi S, 3.5 mi W Hot Springs; Cascade Spring... G. E. Larson 6595 1980-7-19
GH: 01693074 Rorippa sinuata (Nuttall) Hitchcock USA: South Dakota 8 mi S Brookings; Conservation Park. Low mar... G. E. Larson 6400 1980-5-31
Cyperaceae GH: 02394334 Carex alopecoidea Tuckerman USA: South Dakota 8 mi S Brookings; Conservation Park; margin ... G. E. Larson 6394 1980-5-31
GH: 02395227 Carex vulpinoidea Michaux USA: South Dakota 4 mi W Piedmont; Dalton Lake in Little Elk C... G. E. Larson 6523 1980-7-1
Juncaceae GH: 02102448 Juncus dudleyi Wiegand USA: South Dakota 4 mi W Piedmont; Dalton Lake in Little Elk C... G. E. Larson 6536 1980-7-1
Lamiaceae GH: 01552349 Lycopus americanus Muhlenberg ex W. P. C. Barton USA: South Dakota 3 mi N, 7 mi W Bruce; Paul Errington Memoria... G. E. Larson 6653 1980-8-19
GH: 01552503 Lycopus asper Greene USA: South Dakota 3 mi N, 7 mi W Bruce; Paul Errington Memoria... G. E. Larson 6654 1980-8-19
Orchidaceae GH: 02050517 Habenaria hyperborea (Linnaeus) R. Brown USA: South Dakota Lead: 13.5 mi S, 4 mi W Lead; Black Fox Camp... G. E. Larson 6577 1980-7-10
Plantaginaceae GH: 01805096 Veronica americana Schweinitz ex Bentham USA: South Dakota 4 mi W Piedmont; Dalton Lake in Little Elk C... G. E. Larson 6535 1980-7-1
GH: 01805255 Veronica anagallis-aquatica Linnaeus USA: Nebraska 2 mi S, 11 mi E Kearney; Bassway Strip Manag... G. E. Larson 1980-7-31
Polygonaceae GH: 02364809 Persicaria coccinea (Muhlenberg ex Willdenow) Greene USA: Nebraska 2 mi S, 11 mi E Kearney; Bassway Strip Manag... G. E. Larson 6644 1980-7-31
GH: 02363355 Persicaria hydropiperoides (Michaux) Small USA: Nebraska 2 mi S, 11 mi E Kearney; Bassway Strip Manag... G. E. Larson 6643 1980-7-31
Potamogetonaceae GH: 01732153 Ruppia maritima Linnaeus USA: Nebraska 1 mi S, 5 mi E Kearney; Bufflehead State Rec... G. E. Larson 6641 1980-7-30
Ranunculaceae GH: 01836047 Ranunculus macounii Britton USA: South Dakota 0.5 mi E Silver City; bank of Rapid Creek ne... G. E. Larson 6445 1980-6-12
Rosaceae GH: 01566554 Potentilla anserina Linnaeus USA: South Dakota 0.5 mi E Silver City; muddy trail on delta f... G. E. Larson 6446 1980-6-12
Verbenaceae GH: 01955174 Verbena hastata Linnaeus USA: South Dakota 3 mi N, 7 mi W Bruce; Paul Errington Memoria... G. E. Larson 6656 1980-8-19