Hylaeus wootoni (Cockerell 1896)

have host

• Global Biotic Interactions: Erigeron bellidiastrum Nutt. (western daisy fleabane)
• Global Biotic Interactions: Packera multilobata (T. & G. ex A. Gray) W. A. Weber & Á. Löve (lobeleaf groundsel)
• Global Biotic Interactions: Phacelia heterophylla Pursh (Variable-Leaf Scorpion-Weed)
• Global Biotic Interactions: Pinus edulis Engelm. (Colorado Pinyon)
• Global Biotic Interactions: Euphorbia brachycera Engelm. (horned spurge)
• Global Biotic Interactions: Gutierrezia sarothrae (Pursh) Britt. & Rusby (broom snakeweed)
• Global Biotic Interactions: Phacelia hastata Dougl. ex Lehm. (silverleaf phacelia)
• Global Biotic Interactions: Erigeron compositus Pursh (cutleaf daisy)
• Global Biotic Interactions: Melilotus officinalis (L.) Pall. (Common Melilot)
• Global Biotic Interactions: Dieteria canescens (Pursh) Nutt. (Hoar False Tansy-Aster)
• Global Biotic Interactions: Lorandersonia linifolia (Greene) Urbatsch (Spear-Leaf False Geesewood)
• Global Biotic Interactions: Symphyotrichum chilense (Nees) G. L. Nesom (Pacific aster)
• Global Biotic Interactions: Penstemon comarrhenus A. Gray (dusty beardtongue)
• Global Biotic Interactions: Peritoma serrulata
• Global Biotic Interactions: Marrubium vulgare L. (horehound)
• Global Biotic Interactions: Cirsium vulgare (Savi) Ten. (Spear Thistle)
• Global Biotic Interactions: Eriogonum douglasii Benth. (Douglas' buckwheat)
• Global Biotic Interactions: Solidago velutina subsp. sparsiflora (A. Gray) Semple
• Global Biotic Interactions: Peritoma lutea
• Global Biotic Interactions: Senecio spartioides Torr. & A. Gray (broom-like ragwort)
• Global Biotic Interactions: Erigeron pumilus Nutt. (shaggy fleabane)
• Global Biotic Interactions: Descurainia sophia (L.) Webb ex Prantl (herb sophia)
• Global Biotic Interactions: Penstemon eatonii A. Gray (firecracker penstemon)
• Global Biotic Interactions: Cymopterus lemmonii (J. M. Coult. & Rose) Dorn (alpine false springparsley)
• Global Biotic Interactions: Mentha arvensis L. (wild mint)
• Global Biotic Interactions: Erysimum asperum (Nutt.) DC. (western wallflower)
• Global Biotic Interactions: Ranunculus sceleratus L. (cursed buttercup)
• Global Biotic Interactions: Astragalus oophorus S. Wats. (Egg Milkvetch)
• Global Biotic Interactions: Eriogonum corymbosum Benth. (crispleaf buckwheat)
• Global Biotic Interactions: Chrysothamnus greenei (A. Gray) Greene (Greene's rabbitbrush)
• Global Biotic Interactions: Chrysothamnus viscidiflorus (Hook.) Nutt. (yellow rabbitbrush)
• Global Biotic Interactions: Poliomintha incana (Torr.) A. Gray (frosted mint)
• Global Biotic Interactions: Erigeron utahensis A. Gray (Utah fleabane)
• Global Biotic Interactions: Thelypodiopsis divaricata (Rollins) S. L. Welsh & Reveal (spreading thelypodiopsis)
• Global Biotic Interactions: Opuntia polyacantha Haw. (Panhandle Prickly-pear)
• Global Biotic Interactions: Sisymbrium altissimum L. (tall tumblemustard)
• Global Biotic Interactions: Hymenopappus filifolius Hook. (fineleaf hymenopappus)
• Global Biotic Interactions: Oreocarya flava A. Nels. (Brenda's yellow cryptantha)
• Global Biotic Interactions: Rosa woodsii Lindl. (Woods' rose)
• Global Biotic Interactions: Taraxacum tenejapense A. J. Richards
• Global Biotic Interactions: Achillea millefolium L. (yarrow, milfoil)
• Global Biotic Interactions: Lepidium montanum Nutt. (mountain pepperweed)
• Global Biotic Interactions: Salix exigua Nutt. (narrowleaf willow)
• Global Biotic Interactions: Heterotheca villosa (Pursh) Shinners (hairy false goldenaster)
• Global Biotic Interactions: Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. (gooseberryleaf globemallow)
• Global Biotic Interactions: Ericameria nauseosa (Pall. ex Pursh) G. L. Nesom & G. I. Baird (rubber rabbitbrush)
• Global Biotic Interactions: Ericameria parryi (A. Gray) G. L. Nesom & G. I. Baird (Parry's rabbitbrush)