Most observed native Trachusa
Native to the US, by how plants support them, most observed first.
Specialist bees All
4 native bees whose young are raised on the pollen of plants, most observed first.
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Trachusa larreae
Pollen specialist on Larrea
47 observations
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Bequaert's Resin-Leafcutter Bee
Trachusa bequaerti
Pollen specialist on Dalea
20 observations
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Zebra Resin-Leafcutter
Trachusa zebrata
Pollen specialist on Helianthus and Encelia
16 observations
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Stripe-backed Resin-Leafcutter
Trachusa dorsalis
Pollen specialist on Strophostyles
13 observations
Flower visitors All
8 native pollinators and other flower visitors, most observed first.
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Timberlake's Resin-Leafcutter Trachusa timberlakei 55 observations
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Trachusa larreae
Pollen specialist on Larrea
47 observations
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Cordate-headed Resin-Leafcutter
Trachusa cordaticeps
29 observations
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California Resin-Leafcutter
Trachusa perdita
26 observations
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Bequaert's Resin-Leafcutter Bee
Trachusa bequaerti
Pollen specialist on Dalea
20 observations
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Ridings' Resin-Leafcutter
Trachusa ridingsii
16 observations
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Trachusa fontemvitae
13 observations
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Trachusa crassipes
11 observations
Other species All
1 native species with no plant ties on record, most observed first.