F
Fagonia laevis (California Fagonbush)
Anza-Borrego Desert, Borrego Springs, CA
#1446 California Fagonbush (Mar 18, 2017) 4
  Larger

Fagus grandifolia (American Beech)
Shawnee NF -- Bell Smith Springs, Eddyville, IL
#2615 American Beech Tree in Fall Color (Nov 07, 2018) 3
  Larger

#5726 American Beech Forest (Nov 07, 2018) 3
  Larger

Red River Gorge, Stanton, KY
#5837 Foliage Along the Red River Shore (Oct 20, 2011) 3
  Larger

Baraga County, L'Anse, MI
#2095 Black Slate Falls in Context (Oct 09, 2015) 3
  Larger

Native Plant Discovery, Orford, NH
#7437 Indian Pond Mountain November Panorama (Nov 02, 2021) 3
  Larger

Fallopia scandens (Climbing False Buckwheat)
Lake in the Hills Fen, Lake in the Hills, IL
#7552 Climbing False Buckwheat on Blue Vervain (Aug 14, 2022) 2
  Larger

Fallugia paradoxa (Apache Plume)
Capitol Reef NP UT 24 and Scenic Drive, Torrey, UT
#6525 Apache Plume in Seed (Sep 28, 2013) 4
  Larger

#6526 Apache Plume Specimen (Sep 28, 2013) 3
  Larger

Ferocactus cylindraceus ssp. cylindraceus (Barrel Cactus)
Anza-Borrego Desert, Borrego Springs, CA
#2182 Barrel Cactus Flower and Spines Close Up (Mar 17, 2017) 4
  Larger

#5387 Brittlebush and a Blooming Barrel Cactus in a Desert Scene (Mar 17, 2017) 4
  Larger

#3429 Cactus and Wildflowers on Smuggler Canyon Hillside (Mar 12, 2005) 3
  Larger

#1452 Barrel Cactus a Circle of Blooms (Mar 15, 1998) 2
#3599 Barrel Cactus in Bloom (Mar 17, 2017) 4
  Larger

Anza-Borrego Desert Piedras Grandes, Ocotillo, CA
#2181 Barrel Cactus Blooming in a Desert Landscape (Mar 01, 2003) 2
Filipendula rubra (Queen-of-the-Prairie)
Dixie Briggs Fromm, Algonquin, IL
#7346 Queen-of-the-Prairie Specimen (Jun 25, 2021) 3
  Larger

Fouquieria splendens (Ocotillo)
Tonto NF Superstition Wilderness Area, Apache Junction, AZ
#4631 Ocotillo in the Desert (Mar 25, 2009) 4
  Larger

#4632 Ocotillo Flowers Against the Sky (Mar 25, 2009) 4
  Larger

#1581 Ocotillo and Cholla in Morning Light (Mar 23, 2011) 4
  Larger

Usery Regional Park, Mesa, AZ
#1587 Ocotillo Along the Wind Cave Trail (Mar 25, 2011) 4
  Larger

#5998 Saguaro Decorated with an Ocotillo (Apr 06, 2012) 3
  Larger

#5999 Ocotillo Framed by Dead Branches (Apr 06, 2012) 3
  Larger

Kofa National Wildlife Refuge, Quartzsite, AZ
#1550 Field of Scorpion Weed in a Desert Landscape (Mar 15, 2017) 4
  Larger

#2867 Jumping Cholla Glow at Sunset (Mar 15, 2017) 4
  Larger

#5234 Dead Ocotillo in an Interesting Pattern (Mar 02, 2010) 2
  Larger

#3501 Brittlebush, Ocotillo, and Saguaro in Late Afternoon Light (Mar 20, 2005) 3
  Larger

#5233 Ocotillo in a Vast Landscape (Mar 02, 2010) 2
  Larger

#5232 Ocotillo and Cholla with Mountain Backdrop (Mar 02, 2010) 2
  Larger

Saguaro National Park, Tucson, AZ
#1582 Ocotillo in Fall Colors (Dec 26, 2000) 2
Anza-Borrego Desert, Borrego Springs, CA
#7616 Brittle Bush, Cholla, and Ocotillo in Smuggler's Canyon (Mar 19, 2023) 3
  Larger

#5387 Brittlebush and a Blooming Barrel Cactus in a Desert Scene (Mar 17, 2017) 4
  Larger

#5394 Mortero Filled Boulder with Ocotillo in a Desert Landscape (Mar 21, 2017) 4
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#5239 Ocotillo and Cholla in a Desert Landscape (Mar 21, 2017) 4
  Larger

#1494 Ocotillo in a dry year (Feb 20, 2001) 2
#3429 Cactus and Wildflowers on Smuggler Canyon Hillside (Mar 12, 2005) 3
  Larger

#1642 Ocotillo Flower Close Up (Mar 21, 2017) 4
  Larger

Fragaria chiloensis (Beach Strawberry)
Olympic National Park -- Kalaloch (CaLAYlock), Forks, WA
#4866 Beach Strawberry and Horsetails (May 29, 2009) 3
  Larger

Fragaria virginiana (Wild Strawberry)
Lake in the Hills Fen, Lake in the Hills, IL
#55 Wild Strawberry (May 15, 1999) 3
  Larger

Illinois Beach State Park, Zion, IL
#7294 Wild Strawberry with Flowers and Leaves (May 13, 2021) 3
  Larger

Fraxinus dipetala (California Ash)
Cleveland National Forest Harding Canyon, Modjeska, CA
#7629 California Ash in Bloom (Mar 13, 2023) 3
  Larger

Fremontodendron californicum (Flannelbush)
Wilderness Gardens, Pauma Valley, CA
#2241 Flannelbush Flower Close-up with Hover Fly (Feb 01, 2003) 2
  Larger

Fritillaria biflora (Chocolate Lily)
Santa Rosa Plateau Ecological Preserve, Wildomar, CA
#2729 Chocolate Lilies in Seed (Mar 21, 2003) 2
#2728 Chocolate Lilies and Habitat (Feb 28, 2003) 2
#1923 Chocolate Lily Specimen (Mar 10, 2002) 2
#1389 Chocolate Lilies Close Up (Mar 01, 1998) 2
  Larger

Fritillaria camschatcensis (Chocolate Lily, Kamchatka Lily)
Tongass National Forest -- Ward Lake, Ketchikan, AK
#4949 Kamchatka Chocolate Lily Close Up with Fly (Jun 13, 2009) 3
  Larger

Hatcher Pass, Palmer, AK
#5033 Chocolate Lilies in Context (Jun 26, 2009) 3
  Larger

Tongass National Forest -- Mitkof Island, Petersburg, AK
#4988 Chocolate Lily with Six Blossoms (Jun 16, 2009) 3
  Larger

Fritillaria liliacea (Fragrant Fritillary, Prairie Bells)
Jepson Prairie, Fairfield, CA
#2002 Fragrant Fritillary (Mar 25, 2002) 2
Fritillaria pudica (Yellow Fritillary, Yellowbells)
Payette NF, Scabland Sagebrush Site, Council, ID
#6083 Yellowbells Close-up (May 08, 2012) 3
  Larger

Froelichia floridana (Large Cottonweed, Plains Snakecotton)
Pembroke Savanna Nature Preserve, Kankakee, IL
#1273 Cottonweed Specimen (Jul 25, 2021) 2
  Larger

Funastrum hirtellum (Hairy Milkweed, Rambling Milkweed)
Tonto NF Superstition Wilderness Area, Apache Junction, AZ
#4622 Rambling Milkweed Specimen (Mar 20, 2009) 4
  Larger