INSECTS OF MILLET, MOUNTAIN ASH, AND MOUNTAIN EBONY. 149 



MILLET. 



(Panicum miliaceum Linnseus. Family Graminese.) 



These are numerous varieties and species of millets grown throughout the world. 

 This species is cultivated extensively in China, Japan, and Russia. The main danger 

 of importing pests in shipments of seed. Its pests are discussed under Grains and 



MOUNTAIN ASH; ROWAN TREE. 



{Sorbus spp.) 



Ornamental deciduous trees of the Northern Hemisphere, with small red berries. 

 The berries of some species are edible, and the wood is used for tool handles and 

 similar small articles. 



IMPORTANT MOUNTAIN-ASH INSECTS. 



COLEOPTERA. 

 Scarabseidae. 



MelolontJia hippocastani'F ahricinsaxLd M. melolonthaJ^innxus; Europe; larvae injure roots of seedlings. 



Curcullonidse. 



Magdalis barbicornis IjzXTeiile; Europe; breeds under bark. 



Scolytidse, Ipidae. 



Scolytus mali Bechst. and S. rugulosus Ratzeburg Europe; bark beetles. 

 Xyloterus domesticus Linnaeus; Germany; Ambrosia beetle. 



LEPIDOPTERA. 

 Cossidae. 



* Zeuzera pyrina Linnaeus; Europe; bores in wood. (See Horse-chestnut.) 



Geometridse. 



Hibernia defoliaria Linnaeus; Europe; defoliator. 



Lymantrildae. 



>k Lymantria moTMcha Linnaeus, ^Orgyia anfiqua Linnaeus, and Porthesia similis Fuessly; Europe 

 defoliators. (See Forest defoliators.) 



Hyponomeutidae. 



>|< Argyresthia conjugella Zeller; Europe, Japan, Britisb Columbia; bores in fruit. (See Apple.) 



HYMENOPTERA. 

 Tenthredlnidae. 



Nematus septentrionalis Linnaeus; Europe; sawfly. 

 Priophorus padi Linnaeus; Europe. (See Plum.) 



Collimonidae. 



Megastigmus brevicaudus Ratzeburg, a chaleid; Europe; breeds in seed. 



LITERATURE. 

 SoEAUER, P. Handbuch der Pfl^nzenkrankheiten, 3d ed., 1913, vol. 3. 



MOUNTAIN EBONY. 



(Bauhinia racemosa, etc. Family Leguminosse.) 



Very showy plants of the Tropics. Many species are imported into Florida and 

 California. 



IMPORTANT BAUHINIA INSECTS. 



COLEOPTERA. 

 Mylabridse (Bruchidae). 



CaryoboTus gonagra Fabricius; India; Breeds in the pods of Bauhinia ra emosa. 



LITERATURE. 

 Stebbing, E. P. Indian Forest Insects, Coleoptera, 1914. 



