Robert W. Freckmann Herbarium
University of Wisconsin - Stevens Point

Vascular Plants

Wisconsin Plants

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Walworth County:    

Counts of species (not including subspecies, varieties, or forms)  Total: 1173  Native: 838  Total Records: 1351

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Family Taxon Common NamePhotographs
Acanthaceae Ruellia humilis Nutt. fringe-leaf ruellia, hairy ruellia, hairy wild petunia, wild petunia Photograph of Ruellia humilis Nutt.
Aceraceae Acer negundo L. ash-leaved maple, box elder Photograph of Acer negundo L.
Aceraceae Acer negundo L. var. negundo box elder NO Photograph available
Aceraceae Acer negundo L. var. violaceum (Kirchn.) H.Jaeger box elder NO Photograph available
Aceraceae Acer nigrum F.Michx. black maple Photograph of Acer nigrum F.Michx.
Aceraceae Acer platanoides L. Norway maple Photograph of Acer platanoides L.
Aceraceae Acer rubrum L. var. rubrum red maple Photograph of Acer rubrum L. var. rubrum
Aceraceae Acer saccharinum L. silver maple, soft maple Photograph of Acer saccharinum L.
Aceraceae Acer saccharum Marshall var. saccharum hard maple, sugar maple Photograph of Acer saccharum Marshall var. saccharum
Acoraceae Acorus calamus L. sweet-flag Photograph of Acorus calamus L.
Agavaceae Yucca flaccida Haw. Adam's needle, beargrass, yucca Photograph of Yucca flaccida Haw.
Alismataceae Alisma subcordatum Raf. American water-plantain, common water-plantain, southern water-plantain Photograph of Alisma subcordatum Raf.
Alismataceae Alisma triviale Pursh northern water-plantain Photograph of Alisma triviale Pursh
Alismataceae Sagittaria brevirostra Mack. & Bush midwestern arrow-head, short-beaked arrow-head Photograph of Sagittaria brevirostra Mack. & Bush
Alismataceae Sagittaria cuneata E.Sheld. arum-leaved arrow-head, northern arrow-head, wapato Photograph of Sagittaria cuneata E.Sheld.
Alismataceae Sagittaria latifolia Willd. broad-leaved arrow-head, common arrow-head, duck-potato, wapato Photograph of Sagittaria latifolia Willd.
Alismataceae Sagittaria rigida Pursh sessile-fruited arrow-head, stiff arrow-head Photograph of Sagittaria rigida Pursh
Amaranthaceae Amaranthus albus L. prostrate pigweed, tumble pigweed, tumbleweed, tumbleweed amaranth, white amaranth Photograph of Amaranthus albus L.
Amaranthaceae Amaranthus blitoides S.Watson creeping amaranth, mat amaranth, matweed, matweed amaranth, prostratre amaranth, prostrate pigweed Photograph of Amaranthus blitoides S.Watson
Amaranthaceae Amaranthus hybridus L. green amaranth, green pigweed, smooth amaranth, smooth pigweed Photograph of Amaranthus hybridus L.
Amaranthaceae Amaranthus powellii S.Watson green amaranth, Powell's amaranth, Powell's smooth amaranth, tall amaranth Photograph of Amaranthus powellii S.Watson
Amaranthaceae Amaranthus retroflexus L. common amaranth, pigweed, redroot, rough amaranth, rough pigweed, wild-beet amaranth Photograph of Amaranthus retroflexus L.
Amaranthaceae Amaranthus tuberculatus (Moq.) J.D.Sauer rough-fruited amaranth, rough-fruited water-hemp, tall water-hemp Photograph of Amaranthus tuberculatus (Moq.) J.D.Sauer
Anacardiaceae Rhus glabra L. smooth sumac Photograph of Rhus glabra L.
Anacardiaceae Rhus hirta (L.) Sudw. staghorn sumac, velvet sumac Photograph of Rhus hirta (L.) Sudw.
Anacardiaceae Toxicodendron radicans (L.) Kuntze subsp. negundo (Greene) Gillis common eastern poison-ivy, poison-ivy Photograph of Toxicodendron radicans (L.) Kuntze subsp. negundo (Greene) Gillis
Anacardiaceae Toxicodendron rydbergii (Small ex Rydb.) Greene Rydberg's poison-ivy, western poison-ivy Photograph of Toxicodendron rydbergii (Small ex Rydb.) Greene
Anacardiaceae Toxicodendron vernix (L.) Kuntze poison sumac, swamp sumac Photograph of Toxicodendron vernix (L.) Kuntze
Apiaceae Aegopodium podagraria L. bishop's gout-weed, gout-weed Photograph of Aegopodium podagraria L.
Apiaceae Aethusa cynapium L. fool's-parsley Photograph of Aethusa cynapium L.
Apiaceae Anethum graveolens L. dill Photograph of Anethum graveolens L.
Apiaceae Angelica atropurpurea L. common great angelica, great angelica, purple-stem angelica Photograph of Angelica atropurpurea L.
Apiaceae Angelica atropurpurea L. var. atropurpurea common great angelica, great angelica, purple-stem angelica NO Photograph available
Apiaceae Angelica atropurpurea L. var. occidentalis Fassett purple-stem angelica, western great angelica NO Photograph available
Apiaceae Anthriscus sylvestris (L.) Hoffm. wild chervil Photograph of Anthriscus sylvestris (L.) Hoffm.
Apiaceae Berula erecta (Huds.) Coville cut-leaved water-parsnip, low water-parsnip Photograph of Berula erecta (Huds.) Coville
Apiaceae Carum carvi L. caraway Photograph of Carum carvi L.
Apiaceae Cicuta bulbifera L. bulblet water-hemlock Photograph of Cicuta bulbifera L.
Apiaceae Cicuta maculata L. common water-hemlock, spotted water-hemlock Photograph of Cicuta maculata L.
Apiaceae Conium maculatum L. poison-hemlock Photograph of Conium maculatum L.
Apiaceae Cryptotaenia canadensis (L.) DC. Canadian honewort, white chervil Photograph of Cryptotaenia canadensis (L.) DC.
Apiaceae Daucus carota L. Queen Anne's-lace, wild carrot Photograph of Daucus carota L.
Apiaceae Eryngium yuccifolium Michx. button eryngo, rattlesnake-master Photograph of Eryngium yuccifolium Michx.
Apiaceae Heracleum lanatum Michx. American cow-parsnip Photograph of Heracleum lanatum Michx.
Apiaceae Osmorhiza claytonii (Michx.) C.B.Clarke bland sweet cicely, Clayton's sweet-root, hairy sweet cicely Photograph of Osmorhiza claytonii (Michx.) C.B.Clarke
Apiaceae Osmorhiza longistylis (Torr.) DC. anise-root, long-styled sweet cicely, long-styled sweet-root, smooth sweet cicely Photograph of Osmorhiza longistylis (Torr.) DC.
Apiaceae Oxypolis rigidior (L.) Raf. common water-dropwort, stiff cowbane Photograph of Oxypolis rigidior (L.) Raf.
Apiaceae Pastinaca sativa L. wild parsnip Photograph of Pastinaca sativa L.
Apiaceae Polytaenia nuttallii DC. Nuttall's prairie-parsley, prairie-parsley Photograph of Polytaenia nuttallii DC.
Apiaceae Sanicula canadensis L. Canadian black snakeroot, Canadian sanicle Photograph of Sanicula canadensis L.
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