Asteraceae - Aster Family (A-H)
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Achillia millefolium - Yarrow, Theodore Roosevelt Nat'l Park, ND |
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Achyrachaena mollis 1 - Blow Wives, Pinnacles Nat'l Monument, CA |
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Achyrachaena mollis 2 - Blow Wives, Pinnacles Nat'l Monument, CA |
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Achyrachaena mollis 3 - Blow Wives, Pinnacles Nat'l Monument, CA |
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Ageratina altissima - White Snakeroot, Shenandoah Nat'l Park, VA |
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Arctium minus 1 - Burdock, Theodore Roosevelt Nat'l Park, ND |
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Arctium minus 2 - Burdock, Theodore Roosevelt Nat'l Park, ND |
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Artemisia dracunculus - Dragon Sage, Black Hills Nat'l Forest, SD |
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Artemisia frigida - Fringed Sage, Black Hills Nat'l Forest, SD |
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Bebbia juncea - Sweetbush, Lake Mead Nat'l Rec. Area, NV |
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Blepharizonia laxa 1 - Big Tarweed, Pinnacles Nat'l Monument, CA |
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Blepharizonia laxa 2 - Big Tarweed, Pinnacles Nat'l Monument, CA |
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Blepharizonia laxa 3 - Big Tarweed, Pinnacles Nat'l Monument, CA |
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Blepharizonia laxa 4 - Big Tarweed, Pinnacles Nat'l Monument, CA |
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Centaurea biebersteinii 1 - Spotted Knapweed, Shenandoah Nat'l Park, VA |
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Centaurea biebersteinii 2 - Spotted Knapweed , Shenandoah Nat'l Park, VA |
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Cirsium discolor - Field Thistle, Wild River State Park, MN |
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Cirsium pumilum 1 - Pasture Thistle, Shenandoah Nat'l Park, VA |
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Cirsium pumilum 2 - Pasture Thistle, Shenandoah Nat'l Park, VA |
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Dyssodia papposa - Fetid Marigold, Theodore Roosevelt Nat'l Park, ND |
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Echinacea angustifolia - Purple Coneflower, Theodore Roosevelt Nat'l Park, ND |
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Echinacea purpurea 1 - Purple Coneflower, Shenandoah Nat'l Park, VA |
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Echinacea purpurea 2 - Purple Coneflower, Shenandoah Nat'l Park, VA |
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Enceliopsis argophylla 1 - Silverleaf Sunray, Lake Mead Nat'l Rec. Area, NV |
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Enceliopsis argophylla 2 - Silverleaf Sunray, Lake Mead Nat'l Rec. Area, NV |
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Ericameria nauseosus - Rubber Rabbitbrush, Theodore Roosevelt Nat'l Park, ND |
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Eupatorium maculatum - Joe Pye Weed, Interstate Park, MN |
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Filago californica - California Cottonrose, Pinnacles Nat'l Monument, CA |
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Grindelia squarrosa 1 - Gumweed, Theodore Roosevelt Nat'l Park, ND |
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Grindelia squarrosa 2 - Gumweed (bud), Black Hills Nat'l Forest, SD |
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Gutierrezia sarothrae - Broom Snakeweed, Theodore Roosevelt Nat'l Park, ND |
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Hazardia detonsa 1 - Island Bristleweed, Channel Islands Nat'l Park, CA |
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Hazardia detonsa 2 - Island Bristleweed, Channel Islands Nat'l Park, CA |
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Helenium autumnale - Sneezeweed, Interstate Park, MN |
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Helianthus decapetalus 1 - Thinleaf Sunflower, Shenandoah Nat'l Park, VA |
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Helianthus decapetalus 2 - Thinleaf Sunflower, Shenandoah Nat'l Park, VA |
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Helianthus maximilianii - Maximilian's Sunflower, Theodore Roosevelt Nat'l Park, ND |
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Helianthus strumosus - Pale Leaved Sunflower, Shenandoah Nat'l Park, VA |
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Hesperevax acaulis var. acaulis 1 - Stemless Dwarf Cudweed, Pinnacles Nat'l Monument, CA |
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Hesperevax acaulis var. acaulis 2 - Stemless Dwarf Cudweed, Pinnacles Nat'l Monument, CA |
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Heterotheca grandiflora - Telegraphweed, Channel Islands Nat'l Park, CA |
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Hieracium caespitosum - Meadow Hawkweed, Shenandoah Nat'l Park, VA |
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Hymenoclea salsola - Cheesebush, Lake Mead Nat'l Rec. Area, NV |
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Hymenopappus filifolius - Fineleaf Hymenopappus, Theodore Roosevelt Nat'l Park, ND |