Nov., 1903 .] Poisonous and Other Injurious Plants. 
17 
I. Thallophyta. Fungi. 
1. Aspergillus herbariorum (Wiggers). (A. glaucus (L. )’ 
Link.) Apparently the cause of “staggers” in horses, 
when eaten with food on which it grows. 
2. Claviceps purpurea ( Fr. ) Tul. Ergot. Very poisonous to 
stock. 
3. Ustilago maydis (DC. ) Corda. Corn Smut. Causes death 
to cattle, although not supposed to be very poisonous. 
4. Ustilago avenae (Pers.) Jens. Oat Smut. In large quan- 
tities it is poisonous to cattle. 
5. Tilletia tritici (Bjerk.J Wint. Stinking Smut of Wheat. 
Poisonous to stock. Deleterious in the flour. 
6. Coleosporium solidaginis ( Schw^ ) Theum. Parasitic on 
species of Solidago. Supposed to be poisonous to horses, 
when eaten with the host plant. 
7. Puccinia graminis Pers. Wheat Rust. Uredo stage. The 
spores cause inflamation of the mucous membrane of the 
mouth and no.se of persons harvesting wheat. The sore- 
ness of the lips caused by the rust is often severe. 
8. Boletus felleus Bull. Bitter Boletus. Poisonous to man. 
9. Boletus juperatus Bull. Poisonous to man. 
10. Cantharellus aurantiacus (Wulf.) Fr. Supposed to be pois- 
onous. 
11. Hygrophorus conicus (Scop.) Fr. Poisonous to man. 
12. Lentinus stipticus (Bull.) Schr. (Panus stipticus Fr.) 
Poisonous to man. 
13. Marasmius peronatus (Bolt. ) Fr. Supposed to be poisonous 
to man. 
14. Marasmius urens (Bull.) Fr. Supposed to be poisonous. 
15. Chalymatta campanulata (L.) Karst. Poisonous. 
16. Hypholoma lacrimabundum Fr. Supposed to be poisonous. 
17. Pholiota squarrosoides Peck. Poisonous. 
18. Hyporhodius clypeatus (L. ) Schr. (Entoloma clypeatum 
E.) Poisonous. 
19. Volvaria glojocephala (DC. ) Quel. Poisonous. 
20. Volvaria volvacea ( Bidl.) Sacc. Poisonous. 
21. Agaricus illudens Schw. (Clitocybe. ) Poisonous. 
22. Lepiota morgani Peck. Poisonous to man. 
23. Amanita mappa (Batsch.) Sacc. Poisonous. 
24. Amanita muscaria ( L- ) Pers. Fly Amanita. Very poisonous 
wdien eaten and causes death. Poisonous also to cattle. 
Used as a fly poison. 
25. Amanita phalloides (Fr.) Quel. Death Cup. ( A. bulbosa 
Bull. ) Poisonous. Probably the most dangerous of all 
the American fungi. 
