Flowering Plants Visited
by Nomada
hydrophylli
Nomada hydrophylli Swenk: Anthophoridae (Nomadini), Hymenoptera
(observations are from Robertson and Wilhelm & Rericha)
Brassicaceae: Arabis shortii sn (Rb); Geraniaceae: Geranium maculatum sn (WR); Hydrophyllaceae: Hydrophyllum virginianum sn (Rb); Polemoniaceae: Polemonium reptans sn fq (Rb)