Sagina nodosa (Cook)
Sagina procumbens (StL)
Sagittaria
cuneata
Sagittaria
graminea (StL)
Sagittaria
latifolia
Sagittaria
rigida
Salix
alba (StL)
Salix
amygdaloides (StL)
Salix bebbiana
Salix
candida (StL, Lake)
Salix daphnoides (StL)
Salix
discolor
Salix
eriocephala
Salix
exigua (StL)
Salix
fragilis (StL)
Salix
humilis
Salix
lucida
Salix
nigra (StL)
Salix
pedicellaris
Salix pellita (StL, Cook)
Salix
pentandra (StL, Cook)
Salix
petiolaris
Salix
planifolia
Salix
pseudomonticola (StL)
Salix pyrifolia
Salix serissima (StL)
Salix x rubens (StL)
Salsola tragus (StL)
Sambucus
canadensis (StL)
Sambucus
racemosa
Sanguinaria canadensis
Sanicula
gregaria (StL)
Sanicula marilandica
Saponaria
officinalis (StL)
Sarracenia purpurea
Satureja vulgaris (StL, Cook)
Saxifraga aizoon (Cook)
Saxifraga cernua (Cook)
Saxifraga
pensylvanica (StL)
Saxifraga virginiensis
Scheuchzeria
palustris
Schizachne purpurascens
Schizachyrium scoparium (StL)
Scirpus
acutus
Scirpus
atrovirens
Scirpus cespitosus
Scirpus
cyperinus
Scirpus
fluviatilis (StL, Lake)
Scirpus
heterochaetus (StL)
Scirpus heterochaetus x acutus (StL)
Scirpus hudsonianus
Scirpus
microcarpus
Scirpus
pungens (StL)
Scirpus smithii (StL)
Scirpus subterminalis
Scirpus torreyi (StL)
Scirpus
validus (StL, Lake)
Scrophularia lanceolata
Scutellaria
galericulata
Scutellaria
lateriflora
Secale cereale (StL)
Sedum kamtschaticum (StL)
Sedum purpureum (StL)
Selaginella rupestris
Selaginella selaginoides (Cook)
Senecio
aureus
Senecio
congestus (StL)
Senecio indecorus (Lake, Cook)
Senecio pauperculus
Senecio plattensis (StL, Cook)
Senecio
pseudaureus (StL)
Senecio viscosus (StL)
Senecio vulgaris (StL, Lake)
Setaria
glauca (StL)
Setaria viridis (StL, Lake)
Shepherdia canadensis
(StL, Cook)
Silene antirrhina
Silene armeria (Cook)
Silene cserei (StL)
Silene dichotoma (StL)
Silene drummondii (StL)
Silene latifolia
Silene noctiflora (StL, Lake)
Silene vulgaris (StL)
Sinapis arvensis (StL, Cook)
Sisymbrium altissimum (StL, Lake)
Sisyrinchium angustifolium (StL, Lk)
Sisyrinchium campestre (StL, Lake)
Sisyrinchium
montanum
Sisyrinchium mucronatum (StL, Lake)
Sium suave
Smilacina racemosa
Smilacina stellata
(StL)
Smilacina trifolia
Smilax herbacea (StL, Lake)
Smilax hispida (Cook)
Solanum dulcamara (StL)
Solanum nigrum (StL)
Solanum tuberosum (StL)
Solidago canadensis
Solidago
flexicaulis (StL, Lake)
Solidago
gigantea
Solidago hispida
Solidago juncea
Solidago missouriensis
(StL)
Solidago nemoralis (StL, Cook)
Solidago ptarmicoides
Solidago rigida
Solidago
uliginosa
Sonchus
arvensis
Sonchus
asper
Sonchus oleraceus (StL)
Sorbaria sorbifolia (StL)
Sorbus americana
Sorbus decora
Sorghastrum nutans (StL)
Sparganium americanum
Sparganium androcladum (StL, Lake)
Sparganium angustifolium
Sparganium
chlorocarpum
Sparganium
eurycarpum
Sparganium fluctuans
Sparganium glomeratum
Sparganium minimum
Spartina
pectinata (StL, Lake)
Spergula arvensis (StL)
Spergularia rubra (StL, Lake)
Sphenopholis
obtusata (StL)
Spiraea
alba
Spiraea tomentosa (StL)
Spiranthes cernua (StL, Lake)
Spiranthes lacera (StL)
Spiranthes romanzoffiana
Spirodela polyrhiza
(StL, Lake)
Sporobolus cryptandrus (StL)
Stachys hispida
Stachys
palustris
Stellaria aquatica (StL, Lake)
Stellaria borealis
Stellaria graminea (StL, Lake)
Stellaria
longifolia
Stellaria media (StL, Cook)
Stipa comata (StL)
Stipa spartea (StL)
Streptopus amplexifolius
Streptopus roseus
Subularia aquatica
Symphoricarpos albus
Symphoricarpos occidentalis (StL)
Symplocarpus
foetidus (StL, Lake)
Syringa vulgaris (Cook) |
Knotted Pearlwort
Birdeye Pearlwort
Arumleaf Arrowhead
Grassy Arrowhead
Broadleaf Arrowhead
Sessile Fruited Arrowhead
White Willow
Peachleaf Willow
Bebb Willow
Sageleaf Willow
Willow
Pussy Willow
Missouri River Willow
Sandbar Willow
Crack Willow
Prairie Willow
Shining Willow
Black Willow
Bog Willow
Satiny Willow
Laurel Willow
Meadow Willow
Diamond Leaf Willow
False Mountain Willow
Balsam Willow
Autumn Willow
Ruben's Willow
Prickly Russian Thistle
Elderberry
Scarlet Elder
Bloodroot
Sanicle
Maryland Sanicle
Bouncing Bet
Purple Pitcher Plant
Wild Basil
Saxifrage
Nodding Saxifrage
Eastern Swamp Saxifrage
Virginia Saxifrage
Scheuchzeria
False Melic
Little Bluestem
Hardstem Bulrush
Green Bulrush
Bulrush
Woolgrass
Bulrush
Bulrush
Hybrid Bulrush
Bulrush
Panicled Bulrush
Bulrush
Smith's Bulrush
Bulrush
Torrey's Bulrush
Bulrush
Lanceleaf Figwort
Marsh Skullcap
Blue Skullcap
Cultivated Rye
Orange Stonecrop
Witch's Moneybags
Northern Selaginella
Club Spikemoss
Golden Ragwort
Marsh Fleabane
Elegant Groundsel
Balsam Groundsel
Prairie Groundsel
Falsegold Groundsel
Sticky Ragwort
Common Groundsel
Kikuyugrass
Green Bristlegrass
Russet Buffaloberry
Sleepy Silene
Sweet William Silene
Balkan Catchfly
Dichotoma Silene
Drummond's Campion
Bladder Campion
Nightflowering Silene
Maidenstears
Charlock Mustard
Tall Tumblemustard
Narrowleaf Blue-eyed Grass
Prairie Blue-eyed Grass
Mountain Blue-eyed Grass
Needletip Blue-eyed Grass
Hemlock Water Parsnip
False Solomon's Seal
Starry False Solomon's Seal
Threeleaf False Solomon's Seal
Smooth Carrionflower
Bristly Greenbrier
Climbing Nightshade
Black Nightshade
Irish Potato
Canada Goldenrod
Zigzag Goldenrod
Giant Goldenrod
Hairy Goldenrod
Early Goldenrod
Missouri Goldenrod
Dyersweed Goldenrod
Goldenrod
Stiff Goldenrod
Bog Goldenrod
Field Sowthistle
Spiny Sowthistle
Common Sowthistle
False Spiraea
American Mountain Ash
Northern Mountain Ash
Yellow Indiangrass
American Burreed
Branched Burreed
Narrowleaf Burreed
Greenfruit Burreed
Broadfruit Burreed
Floating Burreed
Clustered Burreed
Burreed
Prairie Cordgrass
Corn Spurry
Red Sandspurry
Prairie Wedgegrass
White Meadowsweet
Steeplebush
Nodding Ladies Tresses
Northern Slender Ladies Tresses
Hooded Ladies Tresses
Giant Duckweed
Sand Dropseed
Smooth Hedgenettle
Woundwort
Giant Chickweed
Boreal Starwort
Grasslike Starwort
Longleaf Starwort
Common Chickweed
Needle-and-Thread
Needlegrass
Claspleaf Twistedstalk
Rosy Twistedstalk
Water Awlwort
Common Snowberry
Western Snowberry
Skunk Cabbage
Common Lilac |
H
H
A
A
A
A
S
S
S
S
S
S
S
S
S
S
S
S
S
S
XT
S
S
S
S
S
S
H
S
S
H
H
H
H
H
H
H
H
H
H
H
H
G
A
A
A
A
A
A
A
A
A
A
A
A
A
A
H
H
H
G
H
H
F
F
H
H
H
H
H
H
H
H
G
G
S
H
H
H
H
H
H
H
H
H
H
H
H
H
H
A
H
H
H
V
V
H
H
XH
H
H
H
H
H
H
H
H
H
H
H
H
H
S
T
T
G
A
A
A
A
A
A
A
A
G
H
H
G
S
S
H
H
H
A
G
H
H
H
H
H
H
H
G
G
H
H
A
S
S
H
XS |
6
1
37
6
67
33
1
10
75
15
1
50
21
12
1
37
25
3
26
8
10
17
30
3
69
8
6
4
2
40
22
4
34
5
35
7
23
3
11
51
23
39
1
22
10
38
120
8
7
2
20
18
6
1
20
5
15
21
52
38
1
1
2
43
6
20
2
7
41
3
1
1
4
5
7
13
19
1
8
1
1
15
4
2
12
5
6
2
46
8
37
19
7
43
21
1
4
2
1
101
19
51
60
18
9
51
34
11
49
18
8
1
1
45
44
1
17
17
24
78
15
47
26
13
26
1
2
5
68
1
4
1
21
13
4
34
28
22
25
7
53
8
1
1
18
52
11
38
2
2
1 |