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EXAMINING THE BEE’S KNEES: HIDDEN GEMS IN THE CORBICULA
2/17/2016
Beth Skoffwith Jim Davis
The Study
Examining Pollen• Light microscope was unsuccessful..• Scanning Electron Microscope (SEM)
SEM Process• Stubs
• Gold Palladium
• The SEM
Results
Known (Flowers)
Asteraceae
Oxeye DaisyLeucanthemum vulgare
Slender HawkweedHieracium gracile
Leafy AsterSymphyotrichum cusickii
Ericaceae
White Mt. HeatherCassiope mertensiana
Yellow Mt. HeatherPhyllodoce glanduliflora
Pink Mt. HeatherPhyllodoce empertriformis
Thinleaf BlueberryVaccinium membranaceum
Cascade BlueberryVaccinium deliciosum
Rosaceae
PartridgefootLuetkea pectinata
SalmonberryRubus spectabilis
ThimbleberryRubus parviflorus
Subalpine SpiraeaSpiraea splendens
Fanleaf CinquefoilPotentilla flabellifolia
Sitka Mt. AshSorbus sitchensis
Other Families
Apline Bistort Polygonum viviparum
Black TwinberryLonicera involucrata
Cow ParsnipHeracleum maximum
FireweedEpilobium angustifolium
FoxgloveDigitalis purpurea
Sitka ValerianValeriana sitchensis
False Solomon’s SealMaianthemum racemosum
Broadleaf LupineLupinus latifolius
Unknowns (Bees)
Bombus melanopygus Bombus flavifrons
1. Austin Pass – B. melanopygus
2. Excellsior – Sitka Val. – B. melanopygus
3. Sitka Val. – B. melanopygus
4. Picture Lk. – Pink Mt. Heather – B. melanopygus
5. Pink Mt. Heather – B. melanopygus
6. Excellsior – Broadleaf Lupine – B. melanopygus
7. Austin Pass – B. flavifrons
8. Sitka Mt. Ash- B. flavifrons
9. Broadleaf Lupine – B. spp
Identification
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7 cont.
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ConclusionThe target plants:• B. melanopygus
• Broadleaf Lupine• Foxglove• Thinleaf Blueberry
• B. flavifrons• Pink Mt. Heather• Thinleaf Blueberry
• B. spp• Broadleaf Lupine
ReferencesFlower Images• "Name Search Results | USDA PLANTS." Name Search Results | USDA
PLANTS. Web. 15 Feb. 2016.
Heather Meadows Image• "Forest Service." Forest Service. Web. 15 Feb. 2016.
Bumble Bee Images• Koch, Jonathan, James Strange, and Paul Williams. “Bumble Bees of the
Western United States.” U.S. Forest Service and the Pollinator Partnership.
Questions?