Sam Droege

american andrena andrenidae apidae apoidea bee bees bombus distribution droege eastern identification insect lasioglossum maryland megachile megachilidae museum native north osmia peponapis pollination sdroege survey taxonomy more…

1800s adamson agapostemon america american analysis andrena andrenidae anthidiellum anthidium anthophora anthophorula apidae apodea apoidea apple ashmeadiella atlantic augochlorella augochloropsis autobeedryer avian beall bee bee bowl bees beltsville bird birds bloom bombus bowl trap brazil bumblebee calliopsis cards cemolobus centris ceratina chelostema coelioxys colletes colletidae crop dialictus dianthidium dieunomia display dissecting dissecting microscope dissection distribution droege dry dryer drying dufourea eastern elizabeth manning epeoloides epeolus ericrocis eucera exomalopsis fish and wildlife service florilegus flower food food analysis food habits forest service fruit set fruit tree funding habropoda halictidae halictidiae halictus hand sanitizer heriades historical holcopasites honeybee hoplitis hylaeus hymenoptera identification insect insect labels insects labels lasioglossum laurel lebuhn light lithurgus macropis manning maryland megachile megachilidae melecta melissodes melitoma melittidae mellita microscope mid midatlantic monitoring morphology museum museum specimens nancy adamson national park service native native bee native bees natural history neolarra nest nesting nomia north north america orchard osmia pan trap panurgus paralictus paranthidium patuxent wildlife research center peponapis perdita pollination power power analysis poweranalysis processing pseudopanurgus ptilothrix pwrc roadside sam sam droege sample samplesize sdroege size specimen specimens sphecodes squash squashbee stelis stereo microscope stomach stomach contents surcica survey svastra taxonomy tetraloniella trachusa trapnests trapping trend triepeolus tucker vial virginia wash washer …less