Flower-Visiting Insects
of Stout Blue-Eyed Grass


Sisyrinchium angustifolium (Stout Blue-Eyed Grass)
(Short-tongued bees collect pollen and suck nectar; other insects suck nectar; observations are from Robertson; this information also includes observations for Sisyrinchium gramineum)

Bees (long-tongued)
Apidae (Bombini): Bombus auricomus sn, Bombus griseocallis sn; Anthophoridae (Nomadini): Nomada superba superba sn; Megachilidae (Osmiini): Osmia pumila sn

Bees (short-tongued)
Halictidae (Halictinae): Augochlorella aurata sn cp, Augochlorella striata sn cp fq, Halictus confusus sn cp fq, Lasioglossum pilosus pilosus sn cp, Lasioglossum pruinosus sn cp, Lasioglossum versatus sn cp fq; Andrenidae (Andreninae): Andrena cressonii sn cp

Flies
Syrphidae: Helophilus latifrons sn, Sphaerophoria contiqua sn, Toxomerus marginatus; Bombyliidae: Bombylius atriceps sn


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