2000 BLOOMING WILDFLOWERS 

Found blooming in Cook County by Lorraine Anderson - lorraine@bwca.cc (Be sure to check out the past reports linked at the right as well!)  

Click Here for a Downloadable Version

Click Here for the 2001 List

Click here for the 2001 Blooming Tree and Shrub List

Alumroot - Heuchera americana 7/5

Anemone, Wood- Anemone quinquefolia 5/10 6/7

Anemone, Canada - Anemone canadensis 6/28-7/5

Arbutus Trailing - Epigaea repens 5/3 5/24

Aster, Large Leafed - Aster macrophyllus 7/26-8/23

Aster, Purple Stemmed - Aster punicceus 8/23

Aster, Purple or White7/19-9/13

Avens, Yellow - Geum aleppicum 7/12-7/26

Baneberry, White (?) - Actaea pachypoda 6/7-7/2

Bearberry - Arctostaphylos uva-ursi 5/24 6/7

Bedstraw, Northern - Galium boreale 7/12

Bellflower, Creeping - Campanula rapunculoides 7/19-9/6

Bindweed (see Buckwheat, Climbing False)

Bindweed, Upright - Convolvulus spithamaeus 6/28

Black-eyed Susan - Rudbeckia serotina 7/12-9/13

Bloodroot -Sanguinaria canadensis 5/3 5/10

Blue-eyed Grass -Sisyrinchium (?) 6/29

Buckbean, bog - Menyanthes trifoliata 6/7

Buckwheat, Climbing False - Polygonum scanclens 7/3-8/30

Bugloss, Vipers - Echium vulgare 7/12-7/26

Bunchberry - Cornus canadensis 5/31-7/3

Bur-Marigold - Bidens 8/30

Burdock, Common - Arctium norvegica 8/30

Burdock - Arctium lappa 8/30

Butter & Eggs - Linaria vulgaris 7/12-9/13

Buttercup, Tall or Common - Ranunculus acris 5/31-9/13

Campion or Lychnis, Evening - Lychnis alba 6/14-7/26

Campion, Bladder - Silene cucubalus 7/26

Caraway - Carum carvi 6/7-6/28

Carpetweed - Mollugo verticillata 8/16

Cinquefoil, Rough - Potentilla norvegica 7/3-8/30

Cinquefoil, Marsh - Potentilla palustris 7/19

Cinquefoil, Dwarf - Potentilla canadensis 7/19

Cinquefoil, Three tooth - Potentilla tridentata 8/16

Clematis, Rock, Purple - Clematis verticillaris 5/31 6/14

Clintonia (Blue Bead Lily) - Clintonia borealis 6/7 6/14

Clover, Sweet, Purple White or Yellow 7/19 8/30

Clover, Purple, Red, White or Pink 7/19 9/16

Clover, Hop - Trifolium agrarium 7/12-8/16

Clover, Least Hop - Trifolium debium 7/26

Clover, Yellow Sweet - Melilotus officinalis 6/28-8/2

Clover - pink, lavender - 6/28

Clover, Rabbitsfoot - Trifolium arvense 7/26-8/30

Coltsfoot, Early - Petasites palmatus 5/10

Columbine (Honeysuckle) - Aquilegia canadensis 6/14-7/5

Commandra Northern - Geocauion liviclum -8/23

Coralroot, Yellow - Corallorhiza (trifida?) 7/5

Cotton Grass- 5/24

Cow-Parsnip - Heracleum maximum 6/28

Cowwheat - Melampyrum lineare 8/23

Cranberry, Small - Vaccinium oxycoccos 8/23

Daisy, Ox-eye - Chrysanthemum leucanthemum 6/14-9/13

Dame’s Rocket - Hesperis matronalis 6/14

Dandelion, Common - Taraxacum officinale 5/17 6/14

Dock - Rumex 8/9-8/30

Dogbane, Spreading - Apocynum androsaemifolium 7/19

Dutchman’s-breeches - Dicentra cucullaria 5/10

Everlasting, Pearly - Anaphalis margaritacea 7/19-9/13

Fireweed -Epilobium angustifolium 7/12-8/23

Fleabane, Daisy - Erigeron annuus 7/19-9/13

Forget-me-not, True - Menyanthes trifoliata 6/7

Gaywings (Polygala, Fringed) - Polygala paucifolia 6/7

Gentian, Spurred - Halenia deflexa 7/19-7/26

Geranium, Wild 6/7

Goat’s-beard, yellow - Tragopogon pratensis 6/7

Goldenrod - Solidago 7/26-9/13

Grass-of-Parnassus - Parnassia glauca 7/26

Harebell - Campanula rotundifolia 7/5

Hawkweed, Yellow, rough - Hieracium scabrum 6/7-9/13

Hawkweed, Orange - Hieracium aurantiacum 6/7-9/13

Hawkweed, Panicled - Hieracium 8/16-8/30

Heal-all - Prunella vulgaris 7/5-9/13

Hemlock, Water - Cicuta maculata 7/19

Hemlock, Water Cicuta maculata 8/23

Herb-Robert - Geranium robertianum 7/3

Honeysuckle, Bush - Diervilla lonicera 7/12-7/26

Indian pipes - Monotropa uniflora 8/16-8/23

Iris, Blue Flag - Iris versicolor 6/28-7/3

Jack-in-the-Pulpit- Arisaema atrorubens 5/31

Jewelweed, Spotted - Impatiens capensis 8/16-8/30

Joe Pye Weed, Eastern (?) Eupatorium dubium 7/26-8/23

Knapweed, Spotted - Centaurea maculosa 8/9-8/30

Labrador-Tea - Ledum groenlandicum 6/7

Lady’s-Slipper, Yellow - Cypripedium calceolus 6/21-6/28

Laurel, Pale (Bog) - Kalmia polifolia 5/24 6/7

Leatherleaf- Chamaedaphne calyculata 5/24

Lily, Wood - Lilium andinum 7/5

Lily, Bullhead (Yellow Waterlily) - Nuphar variegatum 6/7-7/19

Lily-of-the-Valley, Wild - Maianthemum canadense 6/7 6/14

Linnaea - Twinflower - Linnaea borealis 6/28-7/3

Loostrife, Yellow - Lysimachia terrestris 7/19

Lupine - Lupinus polyphylus 6/7-7/26

Lychnis, Evening - Lychnis alba 7/26

Marsh-marigold - Cowslip - Caltha palustris 5/10 - 5/31

Mayweed - Anthemis cotula 8/2-9/13

Meadow-rue, Early - Thalictrum dioicum 7/5-7/19

Meadowsweet - Spiraea latifolia 8/2

Mertensia - Mertensia virginica 5/31-6/28

Mullein, Common - Verbascum thapsus 7/26-9/6

Mustard (?) 5/17-7/12

Mustard, Wormseed - Erysimum cheiranthoides 7/12

Orchis, Northern Green - Habenaria hyperborea 7/26

Orchis, Ragged Fringed - Habenaria lacera 7/12

Parsnip, Meadow - Thaspium trifoliatum 7/5

Parsnip, Water - Sium suave 8/2

Parsnip, Cow - Heracleum maximum - 7/12-7/26

Pineapple weed - Matricaria matricarioides 7/26-8/30

Pink, Deptford - Dianthus deltoides 7/26

Pipsissewa - Chimaphila umbellata 8/16

Pitcher-plant - Sarracenia purpurea 6/28

Plantain, Dwarf Rattlesnake - Goodyera repens 8/16

Primrose, Evening - Oenothera biennis 7/12-9/6

Primrose, Bird’s-eye - Primula mistassinica 5/31

Pussytoes, Field- Antennaria neglecta 5/17 6/14

Pyrola (?) 7/3

Rose, Prairie - Rosa setigera 6/14-7/26

Sarsaparilla, Wild - Aralia nudicaulis 7/5

Sarsaparilla, Bristly - Aralia hispida 7/5

Silverweed - Potentilla anserina 6/14

Smartweed 8/30

Snowberry, Creeping - Gaultheria hispidula 8/23

Sorrel, Sheep - Rumex acelosella 8/9

Spring-beauty- Claytonia virginica 5/10 5/17

Spurge, - Euphorbia esula 7/5

Spurrey, Sand - Spergularia rubra 8/2-8/23

St. Johnswort -Hypericum perforatum 7/12-8/9

Stitchwort, Lesser - Stellaria graminea 7/19 8/30

Strawberry, Common- Fragaria virginiana 5/17-7/3

Tansy - Tanacetum vulgare 8/2-9/13

Tearthumb, Arrow-Leaved - Polygonum sagittatum 8/30

Thistle, Canada - Cirsium arvense) 7/26-8/30

Thistle, Bull - Cirsium vulgare 8/2-9/13

Thistle, Common Sow - Sonchus asper 7/26

Thistle, Nodding - Carduus nutans 7/26

Thistle, Purple Field - (Cirsium discolor?) 7/19

Thistle, Sow - Sonchus asper 8/2

Trefoil, Birdsfoot - Lotus corniculatus 6/28-9/13

Trillium, Nodding - Trillium cernuum 5/31

Turtlehead - Chelone glabra 7/26

Twinflower (see Linnaea)

Vetch - 6/7-8/9

Vetch, Crown - Coronilla varia 7/26-8/9

Violets, Yellow, Blue, Purple & White beginning 5/10

Wood-sorrel, yellow - Oxalis europaea 6/28

Yarrow - Achillea millefolium 6/28-9/13

REFERENCES: Newcomb & Peterson &

Rare Plants of the Superior National Forest

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