76 CIVIC BlOLOdV 



Cciper spurge — Euphorbia lathyris [garden spurge, mole plant, gopher 

 plant, wolf's-milk, spring wort]. 



Snow-on-tlie-mountain — Euphorbia inanjihutd. 



Other poisonous plants are : 



])eath-cup mushrooms, of the genus Ain<uiita. 



American false hellebore —T^e/-«^v//// rlridt [white hellebore, swamp 

 hellebore, Indian poke, pokeroot, Indian uncus, crow poison, devil's-bite, 

 diick-retter, itchweed, bugbane, wolfsbane, bear corn]. 



Dwarf larkspur — Delphinium tricorne [staggerweed (Ohio) and purj.le 

 larkspur — D. menziesii (also D. bicolor and D. trolUfoUum)']. 



Woolly loco weed — Astragalus 7noliissimus ; and stemless loco weed — 

 Aragallus Lambertii and A. lagopos. 



Kattlebox — Crotaldria sagittal is. 



Oregon water hemlock — Cicuta vagans (also C. orridenfalis). 



Great laurel — Rhododendron maximum. 



Staggerbush — Pieris mariana. 



Branch ivy — Leucothoe ratesboei. 



Black nightshade — Solanum nigrum. 

 - Bittersweet — Solanum dulcamara. 



Sneezeweed — Helenium autumnale. 



Zygadenus venenosus. 



Lupinus sericeus. 



Asclepias speciosa. 



Hyoscyamus niger. 



