Apocynaceae GH: 02179820  Apocynum cannabinum  Linnaeus USA: Indiana Roby   O. E. Lansing, Jr. 2543 1906-7-12 
 Araceae GH: 01634019  Acorus calamus
Araceae GH: 01634019  Acorus calamus  Linnaeus USA: Indiana East Chicago, Bank of the Calumet River, tha...  O. E. Lansing, Jr. 2582 1906-7-23 
 Asteraceae GH: 02142204  Cichorium intybus
Asteraceae GH: 02142204  Cichorium intybus  Linnaeus USA: Illinois [data not captured]   O. E. Lansing, Jr. 2629 1906-9-7 
 GH: 02020606  Cirsium discolor
 GH: 02020606  Cirsium discolor  (Muhlenberg ex Willdenow) Sprengel USA: Illinois [data not captured]   O. E. Lansing, Jr. 2617 1906-9-7 
 GH: 02207512  Erigeron annuus
 GH: 02207512  Erigeron annuus  (Linnaeus) Persoon USA: Indiana [data not captured]   O. E. Lansing, Jr. 2571 1906-7-18 
 GH: 01832314  Hieracium kalmii
 GH: 01832314  Hieracium kalmii  Linnaeus USA: Indiana [data not captured]   O. E. Lansing, Jr. 2645 1906-9-20 
 Chenopodiaceae GH: 01782357  Chenopodium berlandieri bushianum
Chenopodiaceae GH: 01782357  Chenopodium berlandieri bushianum (Aellen) Cronquist USA: Illinois Chicago: [data not captured]   O. E. Lansing, Jr. 2653 1906-9-25 
 GH: 01782705  Chenopodium pratericola
 GH: 01782705  Chenopodium pratericola  Rydberg USA: Indiana [data not captured]   O. E. Lansing, Jr. 2584 1906-7-23 
 GH: 01784063  Cycloloma atriplicifolium
 GH: 01784063  Cycloloma atriplicifolium  (Sprengel) J. M. Coulter USA: Indiana [data not captured]   O. E. Lansing, Jr. 2585 1906-7-23 
 Cupressaceae GH: 02107271  Thuja occidentalis
Cupressaceae GH: 02107271  Thuja occidentalis  Linnaeus USA: Indiana [data not captured]   O. E. Lansing, Jr. 2604 1906-7-24 
 Cyperaceae GH: 02371037  Carex muehlenbergii
Cyperaceae GH: 02371037  Carex muehlenbergii  Schkuhr ex Willdenow USA: Indiana [data not captured]   O. E. Lansing, Jr. 2561 1906-7-18 
 Dysphaniaceae GH: 01784413  Dysphania aristata
Dysphaniaceae GH: 01784413  Dysphania aristata  (Linnaeus) Mosyakin & Clemants USA: Indiana [data not captured]   O. E. Lansing, Jr. 2649 1906-9-20 
 GH: 01784413  Dysphania botrys
 GH: 01784413  Dysphania botrys  (Linnaeus) Mosyakin & Clemants USA: Indiana [data not captured]   O. E. Lansing, Jr. 2649 1906-9-20 
 Ericaceae GH: 01536401  Arctostaphylos uva-ursi
Ericaceae GH: 01536401  Arctostaphylos uva-ursi  (Linnaeus) Sprengel USA: Indiana Edgemoor; Region: That portion of the head o...  O. E. Lansing, Jr. 2600 1906-7-24 
 Fabaceae GH: 02137535  Tephrosia virginiana
Fabaceae GH: 02137535  Tephrosia virginiana  (Linnaeus) Persoon USA: Indiana [data not captured]   O. E. Lansing, Jr. 2583 1906-7-23 
 Haloragaceae GH: 00112138  Proserpinaca palustris amblyogona
Haloragaceae GH: 00112138  Proserpinaca palustris amblyogona Fernald USA: Indiana Roby, wet ditch   O. E. Lansing, Jr. 2569 1906-7-18 
 Juncaceae GH: 02098768  Juncus alpinoarticulatus americanus
Juncaceae GH: 02098768  Juncus alpinoarticulatus americanus (Farwell) Hämet-Ahti USA: Indiana [data not captured]   O. E. Lansing, Jr. 2614 1906-7-24 
 GH: 02400968  Juncus nodosus
 GH: 02400968  Juncus nodosus  Linnaeus USA: Indiana [data not captured]   O. E. Lansing, Jr. 2579 1906-7-23 
 GH: 02397396  Juncus torreyi
 GH: 02397396  Juncus torreyi  Coville USA: Indiana [data not captured]   O. E. Lansing, Jr. 2615 1906-7-24 
 Lamiaceae GH: 02502540  Monarda punctata villicaulis
Lamiaceae GH: 02502540  Monarda punctata villicaulis (Pennell) Shinners USA: Illinois Chicago: [no additional data]   O. E. Lansing, Jr. 2655 1906-9-25 
 Lentibulariaceae GH: 01974626  Utricularia cornuta
Lentibulariaceae GH: 01974626  Utricularia cornuta  Michaux USA: Indiana Edgemoor.   O. E. Lansing, Jr. 2603 1906-7-24 
 Phytolaccaceae GH: 01681414  Phytolacca dodecandra
Phytolaccaceae GH: 01681414  Phytolacca dodecandra  L'Heritier USA: Illinois Chicago: [data not captured]   O. E. Lansing, Jr. 2636 1906-9-19 
 Plantaginaceae GH: 01802490  Plantago lanceolata
Plantaginaceae GH: 01802490  Plantago lanceolata  Linnaeus USA: Indiana [data not captured]   O. E. Lansing, Jr. 2568 1906-7-18 
 Polygonaceae GH: 02365536  Fallopia scandens
Polygonaceae GH: 02365536  Fallopia scandens  (Linnaeus) Holub USA: Illinois Chicago: [data not captured]   O. E. Lansing, Jr. 2658 1906-9-25 
 GH: 02363755  Persicaria lapathifolia
 GH: 02363755  Persicaria lapathifolia  (Linnaeus) Delarbre USA: Illinois [data not captured]   O. E. Lansing, Jr. 2621 1906-9-7 
 Rubiaceae GH: 02139429  Galium tinctorium
Rubiaceae GH: 02139429  Galium tinctorium  Linnaeus USA: Indiana [data not captured]   O. E. Lansing, Jr. 2602 1906-7-24 
