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Ilex verticillata (Common Winterberry)
Volo Bog, Volo, IL
#1136 Common Winterberry with Berries (Oct 03, 2008) 2
  Larger

#1145 A Mass of Common Winterberries (Nov 08, 2007) 2
  Larger

Indian Pond, Orford, NH
#2512 Common Winterberry in Context (Sep 28, 2007) 2
  Larger

Beulah Bog SNA, East Troy, WI
#4401 Cedar Waxwing and Common Winterberries (Nov 02, 2007) 3
  Larger

#2424 Bough of Common Winterberry (Oct 12, 2009) 2
  Larger

#2388 Common Winterberry in Flower (Jun 14, 2010) 2
  Larger

Iliamna rivularis (Mountain Hollyhock, Streambank Wild Hollyhock)
Glacier National Park, West Glacier, MT
#5175 Mountain Hollyhock Close-up (Jul 18, 2009) 3
  Larger

Impatiens capensis (Jewelweed)
Lake in the Hills Fen, Lake in the Hills, IL
#2598 Jewelweed with Morning Dew (Aug 31, 2002) 3
  Larger

#415 Jewelweed Close Up (Aug 25, 1998) 2
  Larger

#413 Jewelweed in Context (Aug 25, 1998) 2
  Larger

Impatiens glandulifera (Ornamental Jewelweed)
Fundy Coastal Drive, St. Stephen, NB
#3704 Ornamental Jewelweed Close-up (Aug 30, 2005) 3
  Larger

#3703 Ornamental Jewelweed in Context (Aug 30, 2005) 3
  Larger

Impatiens pallida (Yellow Jewelweed)
Starved Rock State Park, Ottawa, IL
#1313 Yellow Jewelweed Specimen (Sep 15, 2008) 2
  Larger

Ionactis linariifolius (Flax-leaved Aster)
Miller Dunes (Indiana Dunes NLS), Gary, IN
#622 Flax-leaved Aster (Aug 15, 2000) 2
Ipomoea pes-caprae (Bay Hops, Beach Morning Glory)
Pu'uhonua o Honaunau National Historic Park, Captain Cook, HI
#4517 Beach Morning Glory Specimen (Feb 11, 2008) 3
  Larger

Ipomoea sp. (Morning Glory)
Kipuka Puaulu Hawaii Volcanoes National Park, Volcano, HI
#4461 Morning Glory Specimen (Jan 09, 2008) 3
  Larger

Ipomopsis aggregata (Scarlet Gilia)
Umatilla National Forest, La Grande, OR
#3168 Scarlet Gilia Close-up (Jun 18, 2004) 3
  Larger

Iris cristata (Dwarf Crested Iris)
Ouachita NF, Albert Pike Winding Stairs Trail, Langley, AR
#4328 Dwarf Crested Iris Perfect Blossom (Mar 29, 2007) 4
  Larger

Great Smoky Mountains (School House Gap Tr.), Gatlinburg, TN
#1040 Crested Iris and Bud (Apr 26, 2010) 3
  Larger

Great Smoky Mountains (Ramsey Cascade Trail), Gatlinburg, TN
#1110 Crested Iris Colony (Apr 29, 2010) 3
  Larger

Iris douglasiana (Douglas Iris)
Humboldt Redwoods State Park, Garberville, CA
#4807 Douglas's Iris in a Redwood Forest (May 13, 2009) 2
  Larger

#4804 Douglas's Iris Violet Color Form (May 13, 2009) 3
  Larger

Point Reyes National Seashore, Point Reyes Station, CA
#4759 Douglas Iris Specimen (Apr 29, 2009) 3
  Larger

Iris lacustris (Dwarf Lake Iris)
The Ridges Sanctuary, Baileys Harbor, WI
#2103 Dwarf Lake Iris with Dew Drops (Jun 06, 2005) 3
  Larger

#2101 Dwarf Lake Iris Colony (Jun 06, 2005) 3
  Larger

#2105 Dwarf Lake Iris Close-up (Jun 06, 2005) 4
  Larger

Iris macrosiphon (Bowl-tube Iris, Ground Iris)
Russian Gulch State Park, Mendocino, CA
#3148 Bowl-tube Iris Close-up (Jun 08, 2004) 2
  Larger

Oroville Table Mountain, Oroville, CA
#2275 Bowl-tube Iris Clump (Apr 01, 2003) 2
#2276 Bowl-tube Iris Close Up (Apr 01, 2003) 4
  Larger

Mendocino National Forest -- Lake Pillsbury, Potter Valley, CA
#4763 Ground Iris Yellow Form (May 08, 2009) 3
  Larger

Iris missouriensis (Western Blue Flag Iris)
Umatilla National Forest, La Grande, OR
#3169 Western Blue-Flag Iris Close-up (Jun 18, 2004) 3
  Larger

Medicine Bow National Forest Snowy Mountains, Laramie, WY
#2930 Clump of Western Blue Flag (Jun 04, 2004) 3
  Larger

Iris pseudacorus (Tall Yellow Iris)
Lake in the Hills Fen, Lake in the Hills, IL
#157 Yellow Iris Close-up (Jun 05, 1999) 3
  Larger

Iris setosa (Beachhead Iris)
Tongass National Forest -- Mitkof Island, Petersburg, AK
#4984 Beachhead Iris Specimen (Jun 16, 2009) 3
  Larger

#4986 Sedge Meadow with Beachhead Iris and Sitka Spruce (Jun 16, 2009) 3
  Larger

#4985 Beachhead Iris in Front of Sitka Spruce (Jun 16, 2009) 3
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Iris versicolor (Larger Blue Flag)
Seney National Wildlife Refuge, Seney, MI
#3669 Iris in the Bulrushes (Jun 09, 2005) 2
#3671 Larger Blue Flag Iris at the Pond's Edge (Jun 10, 2005) 3
  Larger

#3670 Larger Blue Flag Iris Close-up (Jun 10, 2005) 3
#3672 Larger Blue Flag Iris in a Sedge Meadow (Jun 09, 2005) 2
Nicolet National Forest Edith Lake, Florence, WI
#901 Iris Colony (Jun 15, 2000) 2
  Larger

#900 Iris at Shore of Edith Lake (Jun 15, 2005) 3
  Larger

Pickerel Lake, Brule River, Florence, WI
#928 Hundreds of Iris Flowers in a Single Patch (Jun 18, 2005) 2
  Larger

Shadow (Boot) Lake, Florence, WI
#2606 Iris with Black Spruce Behind (Jun 15, 2005) 2
Iris virginica var. shrevei (Blue Flag Iris)
Lake in the Hills Fen, Lake in the Hills, IL
#198 Blue Flag Close Up (Jun 05, 1999) 3
  Larger

#156 Blue Flag Backlit (Jun 01, 1999) 2
#197 Blue Flag in Sedge Meadow (Jun 01, 1999) 2
  Larger

Isomeris arborea (Coastal Bladderpod)
Anza-Borrego Desert, Borrego Springs, CA
#3831 Coast Bladderpod Close-up (Jan 12, 2006) 3
  Larger

#3832 Coast Bladderpod Specimen (Jan 12, 2006) 2
#1438 Coast Bladderpod (Mar 15, 1998) 2
  Larger

Trestles Beach, San Clemente, CA
#2679 Bladderpod and Colorful Beetle (Feb 28, 2003) 3
  Larger