Hylaeus pubescensIslands: Hawaii
Locations: Hawaii (Bird Park, Devestation Trail, Hilina Pali Rd., Kau Desert, KFU, Kilauea Field Station, Kilauea Iki, Kipuka Puaulu, Lua Manu, Mountain House Rd., Olaa Tract, Saddle Rd., South Kona FR, Thurston Lava Tube, Tree Molds, Tree Planting Rd., Upper Hamakua Ditch, Volcano)
Habitats: Most often found in montane wet to mesic forest, occasionally in dry shrubland.
Plants: Cheirodendron, Hypochoeris, Metrosideros, Myoporum, Psychotria, Santalum, Tibouchina
Xerces: No info.
Insects of Hawaii: Large bees with punctured terga, dark wings, face without marks; complete, incomplete, or no transverse stripe on the pronotal collar. Males with yellowish stripe on scape; and, especially in the female, a unique hump on second sternum seen in lateral view (see also remarks for sister species, H.fuscipennis).
This is the most abundant of the large species, commonly found throughout the island of Hawaii in wet and mesic forest. It is strongly associated with Metrosideros. The dense hair at the apex of the metasoma is conspicuous and distinctive.
Insects of Hawaii Volume 17
Hylaeus near military lands