Rose (Rosaceae) family
agrimony (Agrimonia striata) -- in August -- Lory State Park, CO yellow & orange CO-LSP
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agrimony (Agrimonia striata) -- in July -- Well Gulch Nature Trail, Lory State Park, CO
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Saskatoon serviceberry (Amelanchier alnifolia) -- in May -- Arthur's Rock Trail, Lory State Park, CO white & cream CO-LSP
Saskatoon serviceberry (Amelanchier alnifolia) -- in May -- Sand Creek National Landmark, WY WY-SC
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Utah serviceberry (Amelanchier utahensis) -- in July -- Angel Lake Campground, Elko County, NV white & cream NV-N
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mountain mahogany (Cercocarpus montanus) -- in May and August -- Kimmons Trail, Lory State Park, CO white & cream CO-LSP
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mountain mahogany (Cercocarpus montanus) -- in April -- Villanueva State Park, NM white & cream NM-N
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fernbush (Chamaebatiaria millefolium) -- in July -- next to Rt. 50 in eastern Utah white & cream
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fernbush (Chamaebatiaria millefolium) -- in July -- Lava Beds National Monument, CA white & cream OR-S
fernbush (Chamaebatiaria millefolium) -- in April -- Bluff Lake Nature Center, Denver Area, CO
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little rose (Chamaerhodos erecta) -- in July -- Vedauwoo Recreation Area, southern Wyoming white & cream
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blackbrush (Coleogyne ramosissima) -- in April -- Arches National Park, UT yellow & orange
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shiny cotoneaster (Cotoneaster lucidus) -- in May -- Lory State Park, CO red & pink CO-LSP
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fleshy hawthorn (Crataegus succulenta) -- in May -- Lory State Park, CO white & cream CO-LSP
fleshy hawthorn (Crataegus succulenta) -- in August -- Orchard Cove Trail, Lory State Park, CO
fleshy hawthorn (Crataegus succulenta) -- in April -- South Mesa Trailhead, Boulder County, CO
fleshy hawthorn (Crataegus succulenta) -- in September -- Well Gulch Nature Trail, Lory State Park, CO
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fleshy hawthorn (Crataegus succulenta) -- in May -- Gustav Swanson, Fort Collins Natural Area, CO white & cream
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shrubby cinquefoil (Dasiphora fruticosa ssp. floribunda) -- in July -- Sand Creek National Landmark, WY yellow & orange WY-SC
shrubby cinquefoil (Dasiphora fruticosa ssp. floribunda) -- in July -- Parvin Lake State Wildlife Area, CO
eightpetal mountain avens (Dryas octopetala) -- in July -- Crown Point, Roosevelt National Forest, CO white & cream CO-A
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bigflower cinquefoil (Drymocallis fissa) -- in June -- Old Flowers Road, Roosevelt National Forest, CO yellow & orange CO-F
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bigflower cinquefoil (Drymocallis fissa) -- in April -- Homestead Trail, South Mesa Trailhead, Boulder County, CO
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sticky cinquefoil (Drymocallis glandulosa) -- in June -- Steens Mountain WA, Oregon yellow & orange
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Apache plume (Fallugia paradoxa) -- in July -- Bosque del Apache National Wildlife Refuge, NM white & cream NM-S
Apache plume (Fallugia paradoxa) -- in April -- Chihuahuan Desert Nature Center, TX white & cream TX-W
woodland strawberry (Fragaria vesca) -- in May -- Pingree Park, Roosevelt National Forest, CO white & cream CO-M
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woodland strawberry (Fragaria vesca) -- in April -- Columbia River Gorge, Northern Oregon white & cream
woodland strawberry (Fragaria vesca var. bracteata) -- in September -- Cloudcroft, Lincoln National Forest, NM white & cream NM-S
Virginia strawberry (Fragaria virginiana) -- in June -- Old Flowers Road, Roosevelt National Forest, CO white & cream CO-F
Virginia strawberry (Fragaria virginiana) -- in July -- Rollins Pass Road, Gilpin County, CO
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yellow avens (Geum aleppicum) -- in June -- Waterfall Trail, Lory State Park, CO yellow & orange CO-LSP
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yellow avens (Geum aleppicum) -- in June -- Bridal Veil Falls Trail, RMNP, CO
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bur avens (Geum macrophyllum) -- in July -- Red Feather Lakes, Roosevelt National Forest, CO yellow & orange CO-M
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bur avens (Geum macrophyllum) -- in September -- Hidden Valley, Rocky Mountain National Park, CO yellow & orange TRR
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bur avens (Geum macrophyllum) -- in July -- Buffalo Pass Road, Jackson County, CO
purple avens (Geum rivale) -- in July -- Red Feather Lakes, Roosevelt National Forest, CO blue & purple CO-M
purple avens (Geum rivale) -- in July -- Laramie River Road, Larimer County, CO
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alpine avens (Geum rossii turbinata) -- in July -- Old Fall River Road, Rocky Mountain National Park, CO yellow & orange CO-RMNP
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alpine avens (Geum rossii var. turbinata) -- in Sept. -- Trail Ridge Road, RMNP, CO yellow & orange TRR
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prairie smoke (Geum triflorum var. triflorum) -- in May -- Pingree Park, Roosevelt National Forest, CO red & pink CO-M
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prairie smoke (Geum triflorum) -- in June -- Steens Mountain Wilderness Area, OR
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pinewoods horkelia (Horkelia fusca) -- in June -- Steens Mountain Wilderness Area, OR white & cream
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oceanspray (Holodiscus discolor) -- in July -- Fern Lake Trail, Rocky Mountain National Park, CO white & cream
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Gordon's ivesia (Ivesia gordonii) -- in June -- Steens Mountain Wilderness Area, OR yellow & orange
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clubmoss mousetail (Ivesia lycopodioides) -- in July -- Yosemite National Park, CA yellow & orange CA-YNP
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paradise apple (Malus pumila) -- in April -- Well Gulch Nature Trail, Lory State Park, CO white & cream CO-LSP
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ninebark (Physocarpus monogynus) -- in May -- Lory State Park, CO white & cream CO-LSP
4 mm bud with scales above 1.5 mm leaf scar with bundle scars
ninebark (Physocarpus monogynus) -- in January -- Well Gulch Nature Trail, Lory State Park, CO
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silverweed cinquefoil (Potentilla anserina) -- in June -- Sportsman Lake Road, WY yellow & orange WY-SC
dwarf cinquefoil (Potentilla canadensis) -- in April -- Pisgah National Forest, NC yellow & orange NC-W
elegant cinquefoil (Potentilla concinna) -- in June -- Pingree Park, Roosevelt National Forest, CO yellow & orange CO-M
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elegant cinquefoil (Potentilla concinna) -- in June -- Curt Gowdy State Park, WY yellow & orange WY-S
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elegant cinquefoil (Potentilla concinna var. bicrenata) -- in June -- Crosier Mountain, Roosevelt NF, CO yellow & orange CO-M
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branched cinquefoil (Potentilla effusa) -- in June -- Poudre Canyon, Roosevelt National Forest, CO yellow & orange CO-F
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branched cinquefoil (Potentilla effusa) -- in June -- Bridal Veil Falls Trail, RMNP, CO
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fan-shaped cinquefoil (Potentilla flabelliformis) -- in July -- Loveland Pass, Arapaho National Forest, CO yellow & orange CO-A
sticky cinquefoil (Potentilla glandulosa) -- in July -- Humboldt County, Sheldon National Wildlife Refuge, NV white & cream NV-N
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varileaf cinquefoil (Potentilla glaucophylla var. glaucophylla) -- in June -- Red Feather Lakes, Larimer County, CO yellow & orange CO-M
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varileaf cinquefoil (Potentilla glaucophylla var. glaucophylla) -- in September -- Trail Ridge Road, RMNP, CO yellow & orange TRR
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varileaf cinquefoil (Potentilla glaucophylla var. glaucophylla) -- in August -- Pikes Peak Area, CO
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slender cinquefoil (Potentilla gracilis) -- in July -- Sheldon National Wildlife Area, NV yellow & orange NV-N
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slender cinquefoil (Potentilla gracilis) -- in June -- Steens Mountain Wilderness Area, OR
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slender cinquefoil (Potentilla gracilis) -- in July -- Buffalo Pass Road, Jackson County, CO
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wooly cinquefoil (Potentilla hippiana) -- in June -- Soapstone Prairie Natural Area, CO yellow & orange SPNA
wooly cinquefoil (Potentilla hippiana) -- in July -- Sand Creek National Landmark, CO/WY WY-SC
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Klamath cinquefoil (Potentilla millefolia var. klamathensis) -- in June -- Steens Mountain Wilderness Area, OR yellow & orange
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Norwegian cinquefoil (Potentilla norvegica) -- in May -- Orchard Cove Trail, Lory State Park, CO yellow & orange CO-LSP
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Pennsylvania cinquefoil (Potentilla pensylvanica) -- in July -- Old Fall River Road, RMNP yellow & orange
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Pennsylvania cinquefoil (Potentilla pensylvanica) -- in May -- West Valley Trail, Lory State Park, CO yellow & orange
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beautiful cinquefoil (Potentilla pulcherrima) -- in June -- Pennock Pass, Roosevelt National Forest, CO yellow & orange CO-M
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beautiful cinquefoil (Potentilla pulcherrima) -- in July -- Boreas Pass Road, Park County, CO
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beautiful cinquefoil (Potentilla pulcherrima) -- in July -- Rollins Pass Road, Gilpin County, CO
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sulphur cinquefoil (Potentilla recta) -- in June -- Old Flowers Road, Roosevelt Natinal Forest, CO yellow & orange CO-M
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sulphur flower (Potentilla recta) -- in June -- Cherokee Park State Wildlife Area, Colorado yellow & orange
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Rocky Mountain cinquefoil (Potentilla rubricaulis) -- in June -- Eagle's Nest Open Space, Larimer County, CO yellow & orange
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Colorado cinquefoil (Potentilla subjuga) -- in August -- Crown Point, Roosevelt National Forest, CO yellow & orange CO-M
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wild plum (Prunus americana) -- in April -- Waterfall Trail, Lory State Park, CO white & cream CO-LSP
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wild plum (Prunus americana) -- in April -- Pineridge Natural Area, Fort Collins, CO
wild plum (Prunus americana) -- in August -- Well Gulch Nature Trail, Lory State Park, CO
wild plum (Prunus americana) -- in January -- Well Gulch Nature Trail, Lory State Park. CO
apricot (Prunus armeniaca) -- in March -- road from Cisco to Moab, UT white & cream UT-S
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apricot (Prunus armeniaca) -- in February -- near the Poudre River, Fort Collins, CO
European bird cherry (Prunus padus) -- in April -- Skunk Canyon Open Space, Boulder County, CO white & cream CO-F
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European bird cherry (Prunus padus) -- in August -- Watson Lake State Wildlife Area, Bellvue, CO
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pin cherry (Prunus pensylvanica) -- in April -- Waterfall Trail, Lory State Park, CO white & cream CO-LSP
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pin cherry (Prunus pennsylvanica) -- in April -- Well Gulch Trail, Lory State Park, CO
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sand cherry (Prunus pumilus var. besseyi) -- in May -- Orchard Cove Trail, Lory State Park, CO white & cream
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sand cherry Prunus pumilus var. besseyi -- in May -- Plainview Road Open Space, Jefferson County, CO
Nanking cherry (Prunus tomentosa) -- in April -- Walden Ponds Wildlife Habitat, Boulder, CO white & cream CO-F
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Nanking cherry (Prunus tomentosa) -- in May -- CSU ELC, Fort Collins, CO
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chokecherry (Prunus virginiana var. demissa) -- in May -- Prospect Ponds, Fort Collins Natural Area, Fort Collins, CO
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antelope bush (Purshia plicata) -- in April -- Chihuahuan Desert Nature Center, TX red & pink TX-W
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Stansbury cliffrose (Purshia stansburiana) -- in April -- Arches National Park, UT white & cream
antelope bitterbrush (Purshia tridentata) -- in May -- Stove Prairie, Roosevelt National Forest, CO white & cream CO-F
antelope bitterbrush (Purshia tridentata) -- in May -- Sand Creek National Landmark, southern Wyoming WY-SC white & cream
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Callery pear (Pyrus calleryana) -- in February -- near the Poudre River, Fort Collins, CO white & cream
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prickly rose (Rosa acicularis ssp. sayi) -- in July -- Rollins Pass Road, Gilpin County, CO red & pink
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sawtooth blackberry (Rubus argutus) -- in April -- Pisgah National Forest, NC white & cream NC-W
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Himalayan blackberry (Rubus armeniacus) -- in July -- Klamath Falls to Ashland (Rt. 66), OR red & pink
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boulder raspberry (Rubus deliciosus) -- in April and May -- Arthur's Rock Trail, Lory State Park, CO white & cream CO-LSP
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red raspberry (Rubus idaeus var. strigosus) -- in May and June -- Well Gulch Nature Trail, Lory State Park, CO white & cream CO-LSP
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thimbleberry (Rubus parvifolius) -- in June -- Pattee Canyon, Lolo National Forest, MT white & cream MT-N
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California blackberry (Rubus ursinus) -- in July -- Klamath Falls to Ashland (Rt. 66), OR white & cream
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clover-leaf rose (Sibbaldia procumbens) -- in July -- Old Fall River Road, Rocky Mountain National Park, CO yellow & orange CO-RMNP
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Douglas' spiraea (Spiraea douglasii) -- in July -- Dunes State Park, CA red & pink CA-NCoast
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