Sabal minor (Dwarf Palmetto)
Guadalupe River State Park, Bergheim, TX
#4268 Dwarf Palmetto Along Honey Creek (Mar 17, 2007) 2
Sabatia angularis (Rose Gentian)
Clark and Pine Nature Preserve, Gary, IN
#585 Rose Gentian (Aug 20, 1999) 2
Sagittaria lancifolia (Bull-tongue Arrowhead, Duck Potato)
Pine Island Flatwoods Preserve, St James City, FL
#5941 Duck Potato Flowers Close-up (Nov 17, 2011) 3
Larger
Merritt Island NWR Wildlife Drive, Titusville, FL
#5915 Gray Hairstreak on Duck Potato (Nov 08, 2011) 3
Larger
Sagittaria latifolia (Common Arrowhead)
Lake in the Hills Fen, Lake in the Hills, IL
#229 Common Arrowhead Close-up (Aug 09, 2007) 4
Larger
#227 Common Arrowhead in Marsh (Jul 20, 1998) 3
Larger
#222 Common Arrowhead at the Pond's Edge (Aug 09, 2007) 3
Larger
Salazaria mexicana (Mexican Bladdersage)
Joshua Tree National Park, Twentynine Palms, CA
#3601 Mexican Bladdersage Close-up (Apr 16, 2005) 3
Larger
Salix discolor (Pussy Willow)
Illinois Beach State Park, Zion, IL
#647 Native Pussy Willow Male Flower (May 05, 2008) 4
Larger
Salix reticulata (Netleaf Willow, Netted Willow)
Denali National Park -- Savage River Area, Healy, AK
#5131 Netted Willow Colony (Jul 06, 2009) 3
Larger
Salvia apiana (White Sage)
Anza-Borrego Desert Cool Canyon, Borrego Springs, CA
#3419 White Sage Specimen (Mar 11, 2005) 2
Larger
#3420 White Sage Flower Close-up (Mar 11, 2005) 4
Larger
Salvia azurea (Azure Blue Sage, Pitcher Sage)
Lake in the Hills Fen, Lake in the Hills, IL
#111 Pitcher Sage Close-up (Sep 15, 2011) 3
Larger
Salvia carduacea (Thistle Sage)
Anza-Borrego Desert Cool Canyon, Borrego Springs, CA
#3594 Thistle Sage in Desert Landscape (Apr 13, 2005) 4
Larger
#3422 Thistle Sage with Cholla Background (Apr 12, 2005) 4
Larger
#3421 Thistle Sage Close-up (Mar 11, 2005) 4
Larger
Salvia coccinea (Scarlet Sage)
Waipio Valley, Honoka'a, HI
#4441 Red Salvia (Jan 17, 2008) 2
Larger
Santa Ana National Wildlife Refuge, Alamo, TX
#4139 Scarlet Sage Specimen (Dec 30, 2006) 3
Larger
North American Butterfly Assoc. Butterfly Park, Mission, TX
#4182 Scarlet Sage Flowers Close Up (Jan 29, 2007) 2
Salvia columbariae (Chia)
Anza-Borrego Desert Cool Canyon, Borrego Springs, CA
#2191 Chia and Boulders (Mar 15, 2003) 3
Larger
#2192 Chia Close Up (Mar 15, 2003) 2
Larger
Anza-Borrego Desert, Borrego Springs, CA
#3369 Chia, Poppies, and Popcorn Flowers in a Wash (Feb 15, 2005) 2
Larger
Anza-Borrego Desert Cool Canyon, Borrego Springs, CA
#3368 Chia Extremely Close Up (Feb 15, 2005) 3
Larger
Caspers Wilderness Park, San Juan Capistrano, CA
#2232 Poppies, Canterbury Bells and Chia (Mar 21, 2003) 4
Larger
#2233 Chia (Mar 21, 2003) 2
#3539 Yellow Pincushion and Chia (Apr 04, 2005) 4
Larger
Salvia dorrii (Desert Sage, Purple Sage)
Death Valley NP Titus Canyon (Amagorsa Mtns.), Inyo County, CA
#2966 Purple Sage Close Up (Mar 25, 2004) 2
#2965 Purple Sage (Mar 25, 2004) 2
Christmas Tree Pass, Laughlin, NV
#3484 Purple Sage Specimen (Mar 19, 2005) 2
Larger
#4676 Desert Sage in Context (Apr 09, 2009) 3
Larger
#3485 Purple Sage Close-up (Mar 19, 2005) 3
Larger
Salvia funerea (Death Valley Sage)
Death Valley NP Cottonwood and Marble Canyons, Stovepipe Wells, CA
#3453 Painted Lady Butterfly on Death Valley Sage (Mar 16, 2005) 4
Larger
#3456 Death Valley Sage Specimen (Mar 16, 2005) 2
Larger
#3455 Death Valley Sage Flowers Close-up (Mar 16, 2005) 4
Larger
#3454 Painted Lady Butterfly Underside on Death Valley Sage (Mar 16, 2005) 4
Larger
Sambucus nigra ssp. canadensis (Elderberry)
Lake in the Hills Fen, Lake in the Hills, IL
#85 Elderberry in Flower (Jul 07, 2006) 3
Larger
Sanguinaria canadensis (Bloodroot)
Buffalo National River -- Lost Valley, Ponca, AR
#3942 Pale Corydalis and Bloodroot under an Oak (Mar 27, 2006) 4
Larger
Buffalo National River -- Tyler Bend, St. Joe, AR
#3939 Bloodroot Emerging from Leaf (Mar 25, 2006) 2
Larger
Cossatot River State Park Natural Area, Wickes, AR
#3906 Bloodroot Emerging from Leaves (Mar 15, 2006) 4
Larger
David Schwaegler's Home, Lake in the Hills, IL
#2284 Bloodroot Colony (Apr 05, 2010) 4
Larger
#1192 Bloodroot and Squill (Apr 12, 2006) 3
Larger
#1190 Bloodroot Showing Interior (Apr 19, 2008) 2
Larger
#1189 Bloodroot Flower and Leaf Close Up (Apr 12, 2006) 4
Larger
Sanicula arguta (Sharp-toothed Sanicle)
Santa Rosa Plateau Ecological Preserve, Wildomar, CA
#2732 Sharp-toothed Sanicle (Feb 28, 2003) 2
Larger
Sanicula bipinnatifida (Purple Sanicle)
Santa Rosa Plateau Ecological Preserve, Wildomar, CA
#2731 Purple Sanicle (Feb 28, 2003) 2
Larger
#1390 Purple Sanicle Close Up (Mar 20, 1998) 2
Saponaria officinalis (Bouncing Bet, Soapwort)
Kettle Moraine Low Prairie SNA, Eagle, WI
#620 Soapwort Specimen (Jul 24, 2008) 2
Larger
Sarracenia minor (Hooded Pitcher Plant)
Okefenokee East Entrance, Folkston, GA
#5895 Hooded Pitcher Plant Specimen (Nov 03, 2011) 3
Larger
Sarracenia psittacina (Parrot Pitcher Plant)
Okefenokee East Entrance, Folkston, GA
#5894 Parrot Pitcher Plant Specimen (Nov 03, 2011) 3
Larger
Sarracenia purpurea (Pitcher Plant)
Indian Pond, Orford, NH
#774 Pitcher Plant in Fruit (Jun 25, 1999) 2
The Ridges Sanctuary, Baileys Harbor, WI
#807 Pitcher Plants with Ferns (Jun 06, 2005) 2
Beulah Bog SNA, East Troy, WI
#4084 Pitcher-Plant Close Up (Oct 12, 2009) 4
Larger
#4083 Pitcher-Plants in a Bed of Sphagnum Moss (Oct 14, 2008) 3
Larger
Nicolet National Forest Bell Lake, Florence, WI
#2618 Pitcher Plant Showing Floating Insect (Aug 18, 2002) 2
Larger
#895 Pitcher Plant Showing Pitchers and Flower (Jun 15, 2005) 4
Larger
#896 Pitcher Plant Flowers with Labrador Tea (Jun 13, 2005) 4
Larger
Grandma Lake Wetlands SNA, Long Lake (Florence), WI
#963 A Pair of Water-filled Pitcher Plants on a Bed of Sphagnum (Jun 16, 2005) 2
Sassafras albidum (Sassafras)
Red River Gorge Tunnel Ridge Road, Stanton, KY
#5848 Sassafras Sprouting after Fire (Oct 21, 2011) 3
Larger
#5852 Sassafras Sprouting on a Burned Hillside (Oct 21, 2011) 3
Larger
Saussurea angustifolia (Narrowleaf Saw-wort)
Denali National Park -- Savage River Area, Healy, AK
#5122 Narrowleaf Saw-Wort Supported By Dwarf Birch (Jul 06, 2009) 3
Larger
Saxifraga bronchialis (Yellow Spotted Saxifrage, Yellowdot Saxifrage)
Denali National Park -- Savage River Area, Healy, AK
#5139 Yellow-Spotted Saxifrage Specimen (Jul 07, 2009) 3
Larger
Saxifraga lyallii (Red-stemmed Saxifrage)
Arctic Valley, Anchorage, AK
#5777 Red-stemmed Saxifrage Specimen (Jun 27, 2009) 2
Larger
Saxifraga micranthidifolia (Brook Lettuce)
Great Smoky Mountains (US 441 to Newfound Gap), Gatlinburg, TN
#1114 Brook Lettuce Flowers Close-up (Apr 28, 2010) 3
Larger
Great Smoky Mountains (Ramsey Cascade Trail), Gatlinburg, TN
#1071 Brook Lettuce on Moss Covered Boulder (Apr 27, 2001) 3
Larger
Great Smoky Mountains (US 441 to Newfound Gap), Gatlinburg, TN
#1113 Brook Lettuce Clump (Apr 28, 2010) 3
Larger
Saxifraga palmeri (Palmer's Saxifrage)
Buffalo National River -- Buffalo Point, Harriet, AR
#3956 Palmer's Saxifrage and Log (Mar 26, 2006) 3
Larger
Saxifraga pensylvanica (Swamp Saxifrage)
Scuppernong Prairie SNA, Eagle, WI
#2380 Swamp Saxifrage Specimen (May 19, 2007) 2
Larger
Saxifraga virginiensis (Saxifrage. Early)
Porcupine Mountains State Park, Ontonagon, MI
#2927 Early Saxifrage with Moss and Rocks (May 24, 2004) 2
Cottonstone Mountain, Orford, NH
#4041 Early Saxifrage Specimen (May 10, 2006) 2
Larger
#4042 Early Saxifrage on a Mossy Boulder (May 10, 2006) 4
Larger
Scheuchzeria palustris (Arrow Grass)
Nicolet National Forest Bell Lake, Florence, WI
#897 Arrow Grass (Jun 15, 2000) 2
Shadow (Boot) Lake, Florence, WI
#906 Arrow Grass in Seed (Jul 10, 2001) 2
Schizachyrium scoparium (Little Bluestem)
Pine Island Flatwoods Preserve, St James City, FL
#5938 Slender Goldentop and Little Bluestem in a Pine Flatwoods (Nov 17, 2011) 3
Larger
#5944 Little Bluestem with Slender Goldentop (Nov 17, 2011) 3
Larger
Lake in the Hills Fen, Lake in the Hills, IL
#49 September Prairie (Sep 16, 2011) 3
Larger
#36 Oldfield Goldenrod with Little Bluestem Grass (Sep 06, 2010) 2
Larger
#406 Western Sunflowers in Short Grass Prairie (Aug 30, 2011) 3
Larger
#86 Button Liatris and Oldfield Goldenrod with Little Bluestem Grass (Sep 16, 2011) 3
Larger
#2309 Skyblue Aster and Little Bluestem (Oct 01, 2006) 3
Larger
#397 Little Bluestem (Aug 20, 1998) 2
Nachusa Grasslands, Nachusa, IL
#2322 Mass of Showy Goldenrod and Little Bluestem (Sep 15, 2002) 2
Larger
#2497 Showy Goldenrod and Little Bluestem on Sandstone Knob (Sep 21, 2003) 2
Larger
Scilla siberica (Siberian Squill)
David Schwaegler's Home, Lake in the Hills, IL
#1180 Siberian Squill Close-up (Apr 13, 2006) 4
Larger
#1192 Bloodroot and Squill (Apr 12, 2006) 3
Larger
Scirpus acutus var. acutus (Hard-stemmed Bulrush)
Lake in the Hills Fen, Lake in the Hills, IL
#130 Hard-Stemmed Bulrush Flower (Jun 10, 1999) 2
#550 Flat-topped Goldenrod with Bulrush (Sep 16, 2011) 3
Larger
Scirpus atrovirens (Dark Green Rush)
Lake in the Hills Fen, Lake in the Hills, IL
#230 Dark Green Rush (Jun 22, 2006) 2
Larger
Scirpus pendulus (Red Bulrush)
Lake in the Hills Fen, Lake in the Hills, IL
#166 Red Bulrush in Flower (Jun 15, 1998) 2
Scleria verticillata (Low Nut Rush)
Lake in the Hills Fen, Lake in the Hills, IL
#378 Low Nut Rush (Sep 10, 1998) 2
Scrophularia californica (California Figwort)
Anza-Borrego Desert, Borrego Springs, CA
#2882 California Figwort (Feb 19, 2004) 2
Larger
#3017 California Figwort Close-up (Apr 13, 2004) 2
#2880 Locoweed and Figwort in Watercourse (Feb 19, 2004) 2
#3016 California Figwort (Apr 13, 2004) 2
Scutellaria drummondii (Drummond's Skullcap)
Enchanted Rock State Natural Area, Fredericksburg, TX
#4279 Drummond's Skullcap Specimen (Mar 19, 2007) 4
Larger
Scutellaria galericulata (Marsh Skullcap)
Whitefish Dunes State Park, Jacksonport, WI
#2464 Marsh Skullcap with White Flowers (Jul 18, 2003) 2
Scutellaria parvula (Small Skullcap)
Lake in the Hills Fen, Lake in the Hills, IL
#121 Small Skullcap Close-up (Jun 01, 2007) 4
Larger
#120 Small Skullcap Colony (May 20, 1999) 2
Sedella pumilum (Sierra Stonecrop)
Oroville Table Mountain, Oroville, CA
#2271 Sierra Stonecrop (Apr 01, 2003) 2
#2270 Mass of Sierra Stonecrop (Apr 01, 2003) 2
Larger
Sedum spathulifolium (Broadleaf Stonecrop)
Stanislaus National Forest -- Lumsden (1N10) Rd, Groveland, CA
#2685 Broadleaf Stonecrop Specimen (Apr 21, 2009) 4
Larger
Sedum ternatum (Wild Stonecrop)
Great Smoky Mountains (Ramsey Cascade Trail), Gatlinburg, TN
#1095 Wild Stonecrop Specimen (Apr 30, 2010) 3
Larger
Selaginella rupestris (Sand Clubmoss, Rock Spike-moss)
Nachusa Grasslands, Nachusa, IL
#656 Rock Spike-moss Specimen (Jul 13, 2007) 2
Larger
Selenia aurea (Golden Selenia)
Devil's Knob Area, Melbourne, AR
#3973 Selenia Close Up (Mar 29, 2006) 2
Larger
Cossatot River State Park Natural Area, Wickes, AR
#3907 Golden Selenia Specimen (Mar 14, 2006) 2
Larger
Senecio ampullaceus (Texas Ragwort)
Enchanted Rock State Natural Area, Fredericksburg, TX
#4278 Texas Ragwort Specimen (Mar 19, 2007) 2
Senecio californicus (California Butterweed)
Anza-Borrego Desert, Borrego Springs, CA
#3435 California Butterweed Specimen (Mar 12, 2005) 2
Larger
Whiting Wilderness Park, Lake Forest, CA
#2758 California Butterweed and Habitat (Mar 10, 2003) 2
Larger
Wilson Valley Road, Temecula, CA
#3441 California Butterweed Large Specimen (Mar 09, 2005) 4
Larger
Senecio flaccidus (Shrubby Butterweed)
Death Valley NP Panamint Mountains, Panamint Springs, CA
#2987 Shrubby Butterweed in Wash (Mar 27, 2004) 2
Senecio jacobaea (Tansy Ragwort)
Cape Breton Highlands National Park, Ingonish Beach, NS
#3740 Tansy Ragwort (Sep 03, 2005) 2
Larger
#3753 Tansy Ragwort Along the Coast (Sep 04, 2005) 2
Senecio lugens (Black-tipped Groundsel, Small Black-tipped Ragwort)
Denali National Park -- Savage River Area, Healy, AK
#5121 Black-Tipped Groundsel and Grass (Jul 06, 2009) 3
Larger
Senna covesii (Desert Senna)
Usery Regional Park, Mesa, AZ
#3386 Desert Senna Flower and Buds (Feb 18, 2005) 2
Larger
Senna durangensis (Durango Senna)
Big Bend National Park West Side, Alpine, TX
#4236 Durango Senna Specimen (Mar 07, 2007) 3
Larger
Sequoia sempervirens (Coast Redwood)
Redwood National Park Tall Trees Area, Orick, CA
#4842 Tall Tree Base (May 18, 2009) 4
Larger
Sequoiadendron giganteum (Giant Sequoia)
Sequoia National Park, Visalia, CA
#4699 General Sherman Tree (Apr 19, 2009) 4
Larger
#4698 Giant Sequoia Specimen (Apr 19, 2009) 4
Larger
Serenoa repens (Saw Palmetto)
Pine Island Flatwoods Preserve, St James City, FL
#5942 Saw Palmetto Abstract (Nov 17, 2011) 3
Larger
#5943 Dogfennel in a Pine Flatwoods (Nov 17, 2011) 3
Larger
Sida fallax (yellow ilima)
Limahuli Garden, Haena, HI
#4479 Yellow ilima Close-up (Jan 19, 2008) 3
Larger
Sidalcea malviflora (Checkerbloom)
Santa Rosa Plateau Ecological Preserve, Wildomar, CA
#2743 Checkerbloom Mallow Close-up (Mar 21, 2003) 2
#1378 Checkerbloom Mallow Close-up (Apr 11, 2005) 4
Larger
#1385 Checker Bloom Close Up (Mar 20, 1998) 2
Larger
Silene acaulis (Moss Campion)
Arctic Valley, Anchorage, AK
#5057 Moss Campion and Other Wildflowers on a Talus Slope (Jun 27, 2009) 3
Larger
#5055 Moss Campion with Mormon Fritillaries (Jun 27, 2009) 3
Larger
Denali National Park -- Thoro Pass Ranger Hike, Healy, AK
#5780 Moss Campion Close-up (Jul 10, 2010) 3
Larger
Silene laciniata (Fringed Indian Pinks)
Stanislaus National Forest -- Lumsden (1N10) Rd, Groveland, CA
#2763 Fringed Indian Pinks Colony (Apr 21, 2009) 2
Larger
Whiting Wilderness Park, Lake Forest, CA
#2247 Fringed Indian Pinks (Mar 20, 2003) 2
Larger
Caspers Wilderness Park, San Juan Capistrano, CA
#3563 Fringed Indian Pinks Close-up (Apr 08, 2005) 2
Larger
Silene virginica (Fire Pinks)
Ouachita NF, Albert Pike Winding Stairs Trail, Langley, AR
#4331 Fire Pink Blossom and Buds (Mar 29, 2007) 4
Larger
Johnson's Shut-Ins State Park, Graniteville, MO
#3648 A Trio of Fire Pinks Close-up (Apr 28, 2005) 2
Larger
Ouachita NF, Beech Creek National Botanical Area, Smithville, OK
#4300 Fire Pinks, Flowers and Buds (Mar 24, 2007) 2
Larger
Great Smoky Mountains (Little River Rd; Cades C), Gatlinburg, TN
#1094 Fire Pinks Close-up (Apr 28, 2001) 2
Larger
Silene vulgaris (Bladder Campion)
Lake in the Hills Fen, Lake in the Hills, IL
#307 Bladder Campion Close-up (Jul 01, 1998) 3
Larger
#306 Bladder Campion Colony (Jul 01, 1998) 2
#305 Bladder Campion in Context (Jul 01, 1998) 2
Silphium integrifolium (Rosinweed)
Lake in the Hills Fen, Lake in the Hills, IL
#5830 Rosinweed Specimen (Aug 22, 2011) 3
Larger
Silphium laciniatum (Compass Plant)
Bluff Spring Fen, Elgin, IL
#1632 Compass Plant Dried Foliage (Oct 12, 2001) 2
Lake in the Hills Fen, Lake in the Hills, IL
#478 Compass Plant in a Bed of Wild Bergamot (Jul 21, 2007) 2
Larger
#77 Compass Plant in the Prairie (Jul 19, 2006) 3
Larger
#83 Compass Plant Flower Close-up (Jul 19, 2006) 3
Larger
Nachusa Grasslands, Nachusa, IL
#1384 Compass Plant in a Bed of Wild Quinine (Jul 06, 2011) 3
Larger
Spring Green Reserve SNA, Spring Green, WI
#2580 View from the Top, Compass Plant Foreground (Jul 13, 2002) 2
Silphium perfoliatum (Cup Plant)
David Schwaegler's Home, Lake in the Hills, IL
#1218 Cup Plant Specimen (Jul 24, 2011) 4
Larger
#1211 The Heart of the Sunflower -- Cup Plant (Aug 15, 2007) 3
Larger
#1209 Sunflower Explosion -- Cup Plant (Aug 15, 2007) 4
Larger
Mississippi Palisades S.P., Savanna, IL
#2352 Cup Plant Blooming in the Woods (Jul 28, 2005) 4
Larger
Silphium terebinthinaceum (Prairie Dock)
Lake in the Hills Fen, Lake in the Hills, IL
#385 Prairie Dock Leaf Backlit (Aug 10, 1998) 2
#8 Prairie Dock at Sunrise (Aug 12, 2006) 3
Larger
#383 Prairie Dock in Fen (Aug 29, 2006) 3
Larger
Wolf Road Prairie, Westchester, IL
#3196 Prairie Dock and Rattlesnake Master (Aug 22, 2004) 2
Larger
Scuppernong Prairie SNA, Eagle, WI
#2584 Prairie Dock and Liatris in Prairie (Aug 10, 2002) 2
Sisyrinchium albidum (Blue-eyed Grass)
Lake in the Hills Fen, Lake in the Hills, IL
#88 Blue-eyed Grass (White form) (May 30, 1999) 2
#84 Blue-eyed Grass Colony (May 30, 1999) 2
Illinois Beach State Park, Zion, IL
#640 Blue-eyed Grass in Flower (May 25, 2001) 3
Larger
Sisyrinchium bellum (Blue-eyed Grass)
Marin Municipal Watershed -- Pine Mountain, Fairfax, CA
#2236 Blue-eyed Grass Quintet (Apr 30, 2009) 2
Larger
Whiting Wilderness Park, Lake Forest, CA
#2757 Blue-eyed Grass and Woolly Sunflower (Mar 10, 2003) 2
Caspers Wilderness Park, San Juan Capistrano, CA
#1379 Blue-eyed Grass Close Up (Apr 04, 2005) 4
Larger
Santa Rosa Plateau Ecological Preserve, Wildomar, CA
#1377 Blue-eyed Grass and Western Buttercups (Mar 01, 1998) 2
Larger
Sisyrinchium montanum (Mountain Blue-eyed Grass, Strict Blue-eyed Grass)
Indian Pond, Orford, NH
#2149 Blue-eyed Grass Close-up (Jun 15, 2011) 4
Larger
Sium suave
Along Maine Route 9, Washington County, ME
#3692 Cardinal Flower and Water Parsnip (Aug 29, 2005) 2
Smilax glauca (Cat Greenbrier)
Red River Gorge Tunnel Ridge Road, Stanton, KY
#5854 Cat Greenbrier in Fall Color (Oct 21, 2011) 3
Larger
Solanum carolinense (Horse Nettle)
Lake in the Hills Fen, Lake in the Hills, IL
#361 Horse Nettle Close Up (Jul 12, 2010) 2
Larger
Solanum xanti (Purple Nightshade)
Anza-Borrego Desert, Borrego Springs, CA
#3018 Purple Nightshade Close Up (Apr 13, 2004) 2
Larger
Cleveland National Forest Harding Canyon, Modjeska, CA
#2708 Purple Nightshade Specimen (Mar 05, 2003) 2
Larger
#2709 Purple Nightshade Close-up (Mar 05, 2003) 2
Solidago altissima (Tall Goldenrod)
Lake in the Hills Fen, Lake in the Hills, IL
#21 Goldenrod and Sunflowers under a Beautiful Sky (Sep 11, 2011) 3
Larger
#398 Tall Goldenrod Close-up with Button Liatris Background (Sep 10, 2011) 2
Larger
Solidago juncea (Early Goldenrod)
Lake in the Hills Fen, Lake in the Hills, IL
#71 Early Goldenrod Specimen (Jul 20, 2006) 2
Larger
#73 Early Goldenrod Close-up (Jul 20, 2006) 2
Larger
Solidago multiradiata (Northern Goldenrod, Rocky Mountain Goldenrod)
Wrangell - Saint Elias National Park, Gakona, AK
#5019 Northern Goldenrod Specimen (Jun 20, 2009) 3
Larger
Solidago nemoralis (Oldfield Goldenrod)
Lake in the Hills Fen, Lake in the Hills, IL
#36 Oldfield Goldenrod with Little Bluestem Grass (Sep 06, 2010) 2
Larger
#86 Button Liatris and Oldfield Goldenrod with Little Bluestem Grass (Sep 16, 2011) 3
Larger
#119 Late Summer Short Grass Prairie (Sep 16, 2011) 3
Larger
Nachusa Grasslands, Nachusa, IL
#2496 Riot of Goldenrod and Button Liatris (Aug 30, 2006) 4
Larger
#2495 Goldenrod and Button Liatris in Prairie Setting (Aug 30, 2006) 4
Larger
Chiwaukee Prairie SNA, Pleasant Prairie, WI
#3769 Goldenrod Soldier Beetle on Old-Field Goldenrod (Sep 21, 2005) 2
Larger
#376 Oldfield Goldenrod Supported By Little Bluestem Grass (Sep 18, 2010) 4
Larger
Solidago patula (Swamp Goldenrod)
Lake in the Hills Fen, Lake in the Hills, IL
#22 Swamp Goldenrod among Cattails (Aug 30, 1998) 2
Larger
Solidago speciosa (Showy Goldenrod)
Lake in the Hills Fen, Lake in the Hills, IL
#33 Showy Goldenrod Close Up (Sep 21, 2006) 3
Larger
#20 Showy Goldenrod with Indian Grass (Sep 05, 1998) 2
Larger
#92 Showy Goldenrod with Big Bluestem Grass (Sep 16, 2011) 3
Larger
Nachusa Grasslands, Nachusa, IL
#2323 Buckeye on Showy Goldenrod (Sep 15, 2002) 3
Larger
#2322 Mass of Showy Goldenrod and Little Bluestem (Sep 15, 2002) 2
Larger
#2497 Showy Goldenrod and Little Bluestem on Sandstone Knob (Sep 21, 2003) 2
Larger
Solidago uliginosa (Bog Goldenrod)
Lake in the Hills Fen, Lake in the Hills, IL
#65 Bog Goldenrod Close-up (Jul 20, 2006) 2
Larger
#63 Bog Goldenrod in Fen (Jul 20, 2006) 3
Larger
#62 Bog Goldenrod Specimen (Jul 20, 2006) 2
Larger
Spread Eagle Barrens SNA, Florence, WI
#2614 Bog Goldenrod Close-up (Aug 19, 2002) 2
#2612 Field of Bog Goldenrod (Aug 19, 2002) 2
Larger
#2613 Late Summer Wildflower in Barrens (Aug 19, 2002) 2
Sophora secundiflora (Mescal Bean, Texas Mountain Laurel)
Lost Maples State Natural Area, Vanderpool, TX
#4292 Texas Mountain Laurel Close-up (Mar 20, 2007) 3
Larger
#4293 Texas Mountain Laurel White Form (Mar 20, 2007) 3
Larger
#4291 Texas Mountain Laurel Specimen (Mar 20, 2007) 2
Larger
Sorghastrum nutans (Indian Grass)
Bluff Spring Fen, Elgin, IL
#1634 Indian Grass with Oaks in Background (Oct 12, 2001) 2
Lake in the Hills Fen, Lake in the Hills, IL
#507 Button Blazing Star Colony (Sep 08, 2008) 3
Larger
#5829 False Sunflower and Indian Grass (Aug 22, 2011) 3
Larger
#119 Late Summer Short Grass Prairie (Sep 16, 2011) 3
Larger
#446 Indian Grass and Early Goldenrod (Aug 01, 1998) 2
Illinois Beach State Park, Zion, IL
#2482 Indian Grass Along the Shore of the Dead River (Sep 10, 2003) 2
Sparganium americanum (American Bur Reed)
Indian Pond, Orford, NH
#752 Bur Reed Specimen (Sep 28, 2007) 2
Larger
Sparganium angustifolium (Narrow-leaved Floating Bur Reed)
Shadow (Boot) Lake, Florence, WI
#881 Floating Bur Reed (Jul 10, 2001) 2
Larger
Sparganium eurycarpum (Common Bur Reed)
Lake in the Hills Fen, Lake in the Hills, IL
#354 Bur Reed Seeds (Aug 20, 1998) 2
#137 Bur Reed Flower Close-up (Jun 01, 1999) 3
Larger
Spartina pectinata (Cord Grass)
Lake in the Hills Fen, Lake in the Hills, IL
#352 Sunflowers and Tall Grass (Sep 08, 2006) 3
Larger
#356 Cord Grass in Context (Aug 10, 1998) 2
#357 Cord Grass in Bloom (Jul 12, 2010) 2
Larger
Spartium junceum (Spanish Broom)
Cleveland National Forest Harding Truck Trail, Modjeska, CA
#2707 Spanish Broom Close-up (Mar 05, 2003) 2
Larger
#2706 Spanish Broom (Mar 05, 2003) 2
Sphaeralcea ambigua (Desert Hollyhock)
Usery Regional Park, Mesa, AZ
#3387 Desert Hollyhock Flowering Stem (Feb 18, 2005) 4
Larger
Anza-Borrego Desert, Borrego Springs, CA
#3005 Desert Hollyhock and Yarrow on Recently Burned Hillside (Apr 13, 2004) 2
Larger
Sphaeralcea laxa (Caliche Globemallow)
Saguaro National Park, Tucson, AZ
#2949 Caliche Globemallow (Mar 18, 2004) 2
Larger
Spiraea alba (Meadowsweet)
Lake in the Hills Fen, Lake in the Hills, IL
#60 Meadowsweet Close-up (Jul 15, 2006) 3
Larger
#34 Flower-Filled Meadow in Mid-July (Jul 23, 2005) 3
Larger
Fundy Coastal Drive, St. Stephen, NB
#3701 Meadowsweet with Raindrops (Aug 30, 2005) 3
Larger
Indian Pond, Orford, NH
#5803 Meadowsweet Flowers and Buds (Jun 13, 2011) 4
Larger
Spiranthes cernua (Nodding Ladies Tresses)
Lake in the Hills Fen, Lake in the Hills, IL
#423 Nodding Ladies Tresses Close Up (Sep 10, 2011) 3
Larger
#422 Nodding Ladies Tresses with Little Bluestem Prairie Grass (Sep 10, 2011) 3
Larger
Chiwaukee Prairie SNA, Pleasant Prairie, WI
#382 Nodding Ladies Tresses Orchid in Context (Sep 18, 2010) 2
Larger
Sporobolus heterolepis (Prairie Dropseed)
Lake in the Hills Fen, Lake in the Hills, IL
#399 Prairie Dropseed in Seed (Sep 10, 2011) 2
Larger
#119 Late Summer Short Grass Prairie (Sep 16, 2011) 3
Larger
Stachys chamissonis (Coastal Hedgenettle)
Russian Gulch State Park, Mendocino, CA
#3150 Coastal Hedgenettle (Jun 08, 2004) 2
Larger
Stachys coccinea (Scarlet Hedgenettle)
Tonto NF Superstition Wilderness Area, Apache Junction, AZ
#4643 Scarlet Hedgenettle Specimen (Mar 28, 2009) 2
Larger
Stachys palustris (Woundwort)
Lake in the Hills Fen, Lake in the Hills, IL
#287 Woundwort Close-up (Jul 07, 2006) 3
Larger
#282 Woundwort in Prairie Setting (Jul 01, 1998) 2
Stachys rigida var. rigida (Rigid Hedgenettle)
Patrick's Point State Park, Eureka, CA
#4812 Rigid Hedgenettle Close-up (May 13, 2009) 3
Larger
Stachys tenuifolia (Marsh Hedgenettle)
Lake in the Hills Fen, Lake in the Hills, IL
#288 Marsh Hedge Nettle Close-up (Jul 15, 1998) 2
Stanleya pinnata (Desert Prince's Plume)
Joshua Tree National Park, Twentynine Palms, CA
#3449 Desert Prince's Plume Close-up (Mar 15, 2005) 2
Larger
Staphylea trifolia (American Bladdernut)
Matthiessen State Park, Oglesby, IL
#2042 Bladdernut Close-up of Leaf and Blooms (May 19, 2011) 4
Larger
Stellaria pubera (Giant Chickweed)
Red River Gorge, Stanton, KY
#1043 Giant Chickweed (Apr 25, 2001) 2
Stenocereus thurberi (Organ Pipe Cactus)
Organ Pipe Cactus National Monument, Ajo, AZ
#1573 Desert Scene along Ajo Mountain Road (Apr 02, 1998) 3
Larger
Stillingia spinulosa (Annual Toothleaf)
Anza-Borrego Desert, Borrego Springs, CA
#1474 Annual Toothleaf (Feb 20, 2001) 2
Streptanthella longirostris (Longbeak Fiddle Mustard)
Anza-Borrego Desert, Borrego Springs, CA
#3371 Longbeak Fiddle Mustard Specimen (Feb 15, 2005) 2
Larger
Streptopus amplexifolius var. amplexifolius (Claspleaf Twistedstalk)
Prairie Creek Redwoods Fern Canyon, Orick, CA
#4821 Clasping-leaf Twisted Stalk Specimen (May 19, 2009) 2
Larger
Horserace Rapids, Crystal Falls, MI
#2622 Claspleaf Twisted Stalk with Berries (Aug 18, 2002) 2
Stylophorum diphyllum (Celandine Poppy)
Devil's Kitchen Lake, Carbondale, IL
#3985 Celandine Poppy and Bud (Apr 05, 2006) 4
Larger
Shawnee NF -- La Rue Pine Hills, Jonesboro, IL
#4008 Celadine Poppies on Hillside (Apr 09, 2006) 2
Larger
#4010 Dwarf Larkspur and Celandine Poppies (Apr 09, 2006) 2
Larger
David Schwaegler's Home, Lake in the Hills, IL
#1196 Celandine Poppy Close-up (May 03, 2011) 4
Larger
Styphelia tameiameiae (Pukiawe)
Manuka State Park and Natural Area, Captain Cook, HI
#4499 Pukiawe in Fruit (Feb 06, 2008) 3
Larger
Symphyotrichum cordifolium (Common Blue Wood Aster)
Indian Pond, Orford, NH
#758 Common Blue Wood Aster Specimen (Sep 27, 2007) 2
Larger
Wyalusing SP, Prairie Du Chien, WI
#794 Common Blue Wood Aster Close Up (Oct 19, 2010) 2
Larger
Symphyotrichum lanceolatum ssp. lanceolatum (Panicled Aster)
Lake in the Hills Fen, Lake in the Hills, IL
#104 Panicled Aster Clump (Sep 16, 2011) 2
Larger
Cape Breton Highlands National Park, Ingonish Beach, NS
#3733 Panicled Aster Specimen (Sep 03, 2005) 2
Larger
Symphyotrichum lateriflorum (Side-flowering Aster)
Lake in the Hills Fen, Lake in the Hills, IL
#109 Side-flowering Aster with Hardstem Bulrush (Sep 16, 2011) 3
Larger
Symphyotrichum novae-angliae (New England Aster)
Lake in the Hills Fen, Lake in the Hills, IL
#4 New England Aster Supported by Joe Pye Weed (Sep 16, 2011) 3
Larger
Volo Bog, Volo, IL
#1283 New England Aster Clump (Oct 03, 2008) 4
Larger
Symphyotrichum oblongifolium (Aromatic Aster)
Hogsback, Steuben, WI
#2307 Aromatic Aster (Sep 15, 2002) 2
Larger
Symphyotrichum oolentangiense var. oolentangiense (Skyblue Aster)
Lake in the Hills Fen, Lake in the Hills, IL
#2309 Skyblue Aster and Little Bluestem (Oct 01, 2006) 3
Larger
#1630 Sky-blue Aster Close-up (Oct 01, 2006) 2
Larger
Chiwaukee Prairie SNA, Pleasant Prairie, WI
#3770 Sky-Blue Aster Specimen (Sep 21, 2005) 2
Larger
#1288 Skyblue Aster and Prairie Grass (Sep 12, 2008) 4
Larger
Symphyotrichum puniceum var. puniceum (Bristly Aster, Purple-stemmed Aster, Swamp Aster)
Lake in the Hills Fen, Lake in the Hills, IL
#2494 Bristly Aster (Oct 05, 2003) 2
Symphyotrichum sericeum (Silky Aster, Western Silver Aster)
Lake in the Hills Fen, Lake in the Hills, IL
#2488 Silky Aster Colony (Sep 25, 2003) 2
#3775 Silky Aster Specimen (Sep 24, 2011) 3
Larger
Nachusa Grasslands, Nachusa, IL
#2320 Mass of Silky Asters (Sep 24, 2008) 4
Larger