Robert W. Freckmann Herbarium
University of Wisconsin - Stevens Point

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Plants that bloom in May:

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Click on header to change sort order. Total records: 339
Family Taxon Common Name Photographs
Adoxaceae Adoxa moschatellina L.   moschatel, musk-root Photograph of Adoxa moschatellina L.
Alismataceae Alisma subcordatum Raf.   American water-plantain, common water-plantain, southern water-plantain Photograph of Alisma subcordatum Raf.
Amaranthaceae Amaranthus tuberculatus (Moq.) J.D.Sauer   rough-fruited amaranth, tall water-hemp Photograph of Amaranthus tuberculatus (Moq.) J.D.Sauer
Anacardiaceae Toxicodendron radicans (L.) Kuntze subs negundo (Greene) Gillis   common eastern poison-ivy, poison-ivy Photograph of Toxicodendron radicans (L.) Kuntze subs negundo (Greene) Gillis
Apiaceae Carum carvi L.   caraway Photograph of Carum carvi L.
Apiaceae Chaerophyllum procumbens (L.) Crantz   spreading chervil, wild chervil Photograph of Chaerophyllum procumbens (L.) Crantz
Apiaceae Erigenia bulbosa (Michx.) Nutt.   harbinger-of-spring Photograph of Erigenia bulbosa (Michx.) Nutt.
Apiaceae Heracleum mantegazzianum Sommier & Levier   giant hogweed Photograph of Heracleum mantegazzianum Sommier & Levier
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 Taenidia integerrima (L.) Drude   yellow-pimpernel Photograph of Taenidia integerrima (L.) Drude
Apiaceae Zizia aptera (A.Gray) Fernald   heart-leaved golden alexanders, heart-leaved meadow-parsnip Photograph of Zizia aptera (A.Gray) Fernald
Apiaceae Zizia aurea (L.) W.D.J.Koch   common golden alexanders, golden alexanders, golden zizia Photograph of Zizia aurea (L.) W.D.J.Koch
Araceae Arisaema dracontium (L.) Schott   dragon-root, green dragon Photograph of Arisaema dracontium (L.) Schott
Araceae Arisaema triphyllum (L.) Schott subs triphyllum   Indian turnip, Jack-in-the-pulpit Photograph of Arisaema triphyllum (L.) Schott subs triphyllum
Araceae Symplocarpus foetidus (L.) Salisb. ex W.P.C.Barton   skunk-cabbage Photograph of Symplocarpus foetidus (L.) Salisb. ex W.P.C.Barton
Araliaceae Aralia nudicaulis L.   wild sarsaparilla Photograph of Aralia nudicaulis L.
Araliaceae Panax trifolius L.   dwarf ginseng, groundnut Photograph of Panax trifolius L.
Aristolochiaceae Asarum canadense L.   Canadian wild-ginger, wild-ginger Photograph of Asarum canadense L.
Asclepiadaceae Vincetoxicum nigrum (L.) Moench   black swallow-wort Photograph of Vincetoxicum nigrum (L.) Moench
Asteraceae Antennaria neglecta Greene   cat's-foot, field pussy-toes Photograph of Antennaria neglecta Greene
Asteraceae Anthemis cotula L.   dog-fennel, mayweed, stinking chamomile, stinking-cotula Photograph of Anthemis cotula L.
Asteraceae Cirsium pitcheri (Torr. ex Eaton) Torr. & A.Gray   dune thistle, sand dune thistle Photograph of Cirsium pitcheri (Torr. ex Eaton) Torr. & A.Gray
Asteraceae Coreopsis lanceolata L.   lance-leaf tickseed, long-stalk tickseed, sand coreopsis, sand tickseed Photograph of Coreopsis lanceolata L.
Asteraceae Erigeron philadelphicus L.   common fleabane, marsh fleabane, Philadelphia daisy Photograph of Erigeron philadelphicus L.
Asteraceae Erigeron pulchellus Michx. var. pulchellus   Robin's-plantain Photograph of Erigeron pulchellus Michx. var. pulchellus
Asteraceae Krigia biflora (Walter) S.F.Blake   false-dandelion, orange dwarf-dandelion Photograph of Krigia biflora (Walter) S.F.Blake
Asteraceae Krigia virginica (L.) Willd.   Virginia dwarf-dandelion Photograph of Krigia virginica (L.) Willd.
Asteraceae Matricaria discoidea DC.   pineapple-weed Photograph of Matricaria discoidea DC.
Asteraceae Microseris cuspidata (Pursh) Sch.Bip.   false dandelion, prairie dandelion, prairie false dandelion Photograph of Microseris cuspidata (Pursh) Sch.Bip.
Asteraceae Packera aurea (L.) A.Löve & D.Löve   golden ragwort, heart-leaved groundsel Photograph of Packera aurea (L.) A.Löve & D.Löve
Asteraceae Packera paupercula (Michx.) A.Löve & D.Löve   balsam groundsel, balsam ragwort, northern meadow groundsel, northern ragwort Photograph of Packera paupercula (Michx.) A.Löve & D.Löve
Asteraceae Packera plattensis (Nutt.) W.A.Weber & A.Löve   Platte groundsel, prairie groundsel, prairie ragwort Photograph of Packera plattensis (Nutt.) W.A.Weber & A.Löve
Asteraceae Petasites frigidus (L.) Fr. var. palmatus (Aiton) Cronquist   Arctic sweet-colt's-foot, northern sweet-colt's-foot Photograph of Petasites frigidus (L.) Fr. var. palmatus (Aiton) Cronquist
Asteraceae Taraxacum officinale Weber   common dandelion Photograph of Taraxacum officinale Weber
Asteraceae Tragopogon dubius Scop.   fistulous goat's-beard, greater sand goat's-beard, yellow salsify Photograph of Tragopogon dubius Scop.
Berberidaceae Caulophyllum thalictroides (L.) Michx.   blue cohosh, papoose-root, squaw-root Photograph of Caulophyllum thalictroides (L.) Michx.
Berberidaceae Jeffersonia diphylla (L.) Pers.   rheumatism root, twinleaf Photograph of Jeffersonia diphylla (L.) Pers.
Berberidaceae Podophyllum peltatum L.   May-apple, wild mandrake Photograph of Podophyllum peltatum L.
Boraginaceae Anchusa arvensis (L.) M.Bieb.   Annual bugloss, small bugloss Photograph of Anchusa arvensis (L.) M.Bieb.
Boraginaceae Buglossoides arvensis (L.) I.M.Johnst.   bastard-alkanet, corn gromwell Photograph of Buglossoides arvensis (L.) I.M.Johnst.
Boraginaceae Lithospermum canescens (Michx.) Lehm.   hoary puccoon Photograph of Lithospermum canescens (Michx.) Lehm.
Boraginaceae Lithospermum caroliniense (Walter ex J.F.Gmel.) MacMill. subs croceum (Fernald) Cusick   Carolina puccoon, hairy puccoon, plains puccoon Photograph of Lithospermum caroliniense (Walter ex J.F.Gmel.) MacMill. subs croceum (Fernald) Cusick
Boraginaceae Lithospermum incisum Lehm.   fringed puccoon, narrow-leaved gromwell, narrow-leaved puccoon Photograph of Lithospermum incisum Lehm.
Boraginaceae Mertensia virginica (L.) Pers. ex Link   eastern bluebells, Virginia bluebells, Virginia cowslip Photograph of Mertensia virginica (L.) Pers. ex Link
Boraginaceae Myosotis scorpioides L.   common forget-me-not, forget-me-not, true forget-me-not, water scorpion-grass Photograph of Myosotis scorpioides L.
Brassicaceae Alliaria petiolata (M.Bieb.) Cavara & Grande   garlic mustard Photograph of Alliaria petiolata (M.Bieb.) Cavara & Grande
Brassicaceae Alyssum alyssoides (L.) L.   pale alyssum, pale madwort, yellow alyssum Photograph of Alyssum alyssoides (L.) L.
Brassicaceae Arabis canadensis L.   sickle-pod Photograph of Arabis canadensis L.
Brassicaceae Arabis divaricarpa A.Nelson   spreading-pod rock-cress Photograph of Arabis divaricarpa A.Nelson
Brassicaceae Arabis drummondii A.Gray   Drummond's rock-cress Photograph of Arabis drummondii A.Gray
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Vascular Plants

Plants of Wisconsin

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