Wetland Wildflowers
of Illinois


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Click on the links below
for information about
individual plant species:


Acorus calamus (Sweet Flag)

Agrimonia parviflora (Swamp Agrimony)


Alisma triviale (Large-flowered Water Plantain)

Ammannia coccinea (Scarlet Toothcup)

Angelica atropurpurea (Great Angelica)

Asclepias incarnata (Swamp Milkweed)

Asclepias perennis (White Swamp Milkweed)

Betula pumila (Bog Birch)

Bidens cernua (Nodding Bur-Marigold)

Bidens connata (Purple-stemmed Tickseed)

Bidens discoidea (Swamp Beggar's Ticks)

Bidens frondosa (Common Beggar's Ticks)

Bidens polylepis (Long-bracted Tickseed Sunflower)

Bidens vulgata (Tall Beggar's Ticks)

Boltonia asteroides recognita (False Aster)

Boltonia decurrens (Decurrent False Aster)

Calla palustris (Wild Calla)

Calopogon tuberosus (Grass Pink Orchid)

Caltha palustris (Marsh Marigold)

Ceratophyllum demersum (Coontail)

Chelone glabra linifolia (White Turtlehead)

Chelone obliqua speciosa (Pink Turtlehead)

Cicuta bulbifera (Bulblet-bearing Water Hemlock)

Cicuta maculata (Water Hemlock)

Cirsium muticum (Swamp Thistle)

Conoclinium coelestinum (Mistflower)

Cuscuta cephalanthi (Buttonbush Dodder)

Cuscuta polygonorum (Smartweed Dodder)

Dasiphora fruticosa (Shrubby Cinquefoil)

Decodon verticillatus (Swamp Loosestrife)

Doellingeria umbellata (Flat-topped Aster)

Epilobium coloratum (Cinnamon Willow Herb)

Eutrochium fistulosum (Hollow Joe-Pye Weed)

Eutrochium maculatum (Spotted Joe-Pye Weed)

Filipendula rubra (Queen-of-the-Prairie)

Galium tinctorium (Stiff Bedstraw)

Galium trifidum (Small Bedstraw)

Gentianopsis crinita (Fringed Gentian)

Geum rivale (Water Avens)

Gratiola neglecta (Clammy Hedge Hyssop)

Hasteola suaveolens (Sweet Indian Plantain)

Helenium autumnale (Common Sneezeweed)

Helianthus giganteus (Giant Sunflower)

Hibiscus laevis (Halberd-leaved Rose Mallow)

Hibiscus moscheutos (Swamp Rose Mallow)

Hydrocotyle ranunculoides (Water Pennywort)

Hypericum ascyron (Giant St. John's Wort)

Hypericum gymnanthum (Clasping-leaved St. John's Wort)

Hypericum kalmianum (Kalm's St. John's Wort)

Hypericum majus (Sand St. John's Wort)

Hypericum mutilum (Dwarf St. John's Wort)

Impatiens capensis (Orange Jewelweed)

Impatiens pallida (Yellow Jewelweed)

Iris fulva (Copper Iris)

Iris virginica shrevei (Blue Flag Iris)

Justicia americana (Water Willow)

Lathyrus palustris palustris (Marsh Pea)

Lemna minor (Common Duckweed)

Lemna trisulca (Star Duckweed)

Leucospora multifida (Obe-Wan-Conobea)

Liatris spicata (Marsh Blazingstar)

Limnobium spongia (Sponge Plant)

Lindernia dubia (False Pimpernel)

Lobelia cardinalis (Cardinal Plant)

Lobelia kalmii (Kalm's Lobelia)

Lobelia siphilitica (Great Blue Lobelia)

Ludwigia alternifolia (Seedbox)

Ludwigia palustris (Marsh Purslane)

Ludwigia peploides glabrescens (Creeping Water Primrose)

Ludwigia polycarpa (False Loosestrife)

Lycopus americanus (American Bugleweed)

Lycopus rubellus (Stalked Water Horehound)

Lycopus uniflorus (Northern Bugleweed)

Lycopus virginicus (Virginia Bugleweed)

Lysimachia ciliata (Fringed Loosestrife)

Lysimachia quadriflora (Prairie Loosestrife)

Lysimachia terrestris (Swamp Candles)

Lysimachia thyrsiflora (Tufted Loosestrife)

Lythrum alatum (Winged Loosestrife)

Mimulus alatus (Winged Monkeyflower)

Mimulus ringens (Monkeyflower)

Myriophyllum spicatum (Eurasian Water Milfoil)

Najas gracillima (Thread-leaf Naiad)

Najas minor (Brittle Naiad)

Nelumbo lutea (American Lotus)

Nelumbo nucifera (Sacred Lotus)

Nuphar advena (Spatterdock)

Nymphaea odorata (Fragrant Water Lily)

Oligoneuron riddellii (Riddell's Goldenrod)

Oxypolis rigidior (Cowbane)

Packera glabella (Butterweed)

Parnassia glauca (Grass-of-Parnassus)

Pedicularis lanceolata (Swamp Lousewort)

Peltandra virginica (Arrow Arum)

Penthorum sedoides (Ditch Stonecrop)

Persicaria amphibia (Water Smartweed)

Persicaria coccinea (Scarlet Smartweed)

Persicaria hydropiperoides (Mild Waterpepper)

Persicaria lapathifolia (Pale Smartweed)

Persicaria punctata (Dotted Smartweed)

Plantago cordata (Heart-leaved Plantain)

Platanthera clavellata (Club-Spur Orchid)

Platanthera flava herbiola (Tubercled Orchid)

Pontederia cordata (Pickerelweed)

Potamogeton crispus (Curly Pondweed)

Potamogeton foliosus (Leafy Pondweed)

Potamogeton nodosus (Long-leaved Pondweed)

Potamogeton pusillus (Slender Pondweed)

Ranunculus aquatilis diffusus (White Water Buttercup)

Ranunculus flabellaris (Yellow Water Buttercup)

Ranunculus sceleratus (Cursed Crowfoot)

Rhexia virginica (Virginia Meadow Beauty)

Ribes americanum (Wild Black Currant)

Rorippa palustris fernaldiana (Marsh Yellow Cress)

Rorippa sessiliflora (Sessile-flowered Yellow Cress)

Rosa palustris (Swamp Rose)

Rotala ramosior (Wheelwort)

Rubus hispidus (Swamp Dewberry)

Rumex altissimus (Pale Dock)

Rumex britannica (Great Water Dock)

Rumex verticillatus (Swamp Dock)

Sagittaria cuneata (Arum-leaved Arrowhead)

Sagittaria latifolia (Common Arrowhead)

Samolus parviflorus (Brookweed)

Sanguisorba canadensis (American Burnet)

Sarracenia purpurea (Northern Pitcher Plant)

Saururus cernuus (Lizard's Tail)

Scutellaria galericulata (Marsh Skullcap)

Scutellaria lateriflora (Mad-Dog Skullcap)

Sium suave (Water Parsnip)

Solidago gigantea (Giant Goldenrod)

Solidago patula (Swamp Goldenrod)

Sparganium androcladum (Branched Bur-reed)

Sparganium eurycarpum (Giant Bur-Reed)

Spiraea alba (Meadowsweet)

Spiraea tomentosa (Steeplebush)

Spirodela polyrhiza (Great Duckweed)

Stuckenia pectinata (Sago Pondweed)

Symphyotrichum puniceum puniceum (Swamp Aster)

Symplocarpus foetidus (Skunk Cabbage)

Thalia dealbata (Powdery Thalia)

Tracaulon arifolium (Hastate-leaved Tearthumb)

Tracaulon sagittatum (Arrow-leaved Tearthumb)

Triglochin palustris (Slender Arrowgrass)

Typha angustifolia (Narrow-leaved Cattail)

Typha latifolia (Common Cattail)

Verbena hastata (Blue Vervain)

Veronica anagallis-aquatica (Water Speedwell)

Veronica scutellata (Marsh Speedwell)

Viola cucullata (Marsh Violet)

Viola lanceolata (Lance-leaved Violet)

Wolffia brasiliensis (Brazilian Watermeal)

Zannichellia palustris (Horned Pondweed)


Send questions or comments to John Hilty

at the following e-mail address:
john@illinoiswildflowers.info

Copyright © 2004-2019 by John Hilty
Last update: 11-5-19