Flower-Visiting Insects
of Grass of
Parnassus
Parnassia glauca (Grass of Parnassus)
(Short-tongued bees suck nectar or collect pollen; flies suck nectar or feed on pollen; the beetle feeds on pollen; other insects suck nectar only; two observations are from Wilhelm & Rericha as indicated below, otherwise observations are from Graenicher)
Bees (long-tongued)
Apidae (Apinae): Apis mellifera sn; Apidae (Bombini): Bombus affinis sn
Bees (short-tongued)
Halictidae (Halictinae): Lasioglossum zephyrus sn cp; Andrenidae (Andreninae): Andrena parnassiae sn cp fq olg
Wasps
Ichneumonidae: Lissonota clypeator, Lissonota coriacinus
Flies
Bombyliidae: Villa alternata; Syrphidae: Allograpta obliqua, Eristalis dimidiatus, Eristalis tenax, Eupeodes americanus, Helophilus fasciatus, Melanostoma mellinum fp (Gr, WR), Paragus bicolor, Sericomyia chrysotoxoides, Syritta pipiens, Toxomerus politus; Tachinidae: Eumea caesar, Myiopharus doryphorae; Muscidae: Musca domestica; Calliphoridae: Lucilia illustris; Anthomyiidae: Anthomyia sp., Delia platura
Butterflies
Nymphalidae: Vanessa virginiensis; Pieridae: Pieris rapae
Beetles
Cantharidae: Chauliognathus pennsylvanicus fp (WR)