Poisonous Mushrooms of the Northern United States and Canada. Joseph F. Ammirati , James A. Traquair , Paul A. Horgen

1986 ◽  
Vol 61 (4) ◽  
pp. 554-555
Author(s):  
Harold H. Burdsall,
Keyword(s):  
United States ◽  
Northern United States ◽  
Poisonous Mushrooms

Poisonous Mushrooms of the Northern United States and Canada.

Brittonia ◽  
1987 ◽  
Vol 39 (1) ◽  
pp. 25
Author(s):  
Roy E. Halling ◽  
Joseph F. Ammirati ◽  
James A. Traquair ◽  
Paul A. Horgen
Keyword(s):  
United States ◽  
Northern United States ◽  
Poisonous Mushrooms

The North American Species in Group VII of Ips De Geer (Coleoptera: Scolytidae)

1965 ◽  
Vol 97 (2) ◽  
pp. 193-198 ◽  
Author(s):  
G. R. Hopping
Keyword(s):  
United States ◽  
New Species ◽  
North American ◽  
North American Species ◽  
The North ◽  
Northern United States

AbstractGroup VII of North American Ips contains I. thomasi, new species, I. borealis Swaine and I. swainei R. Hopping. They are less than 4.0 mm. long and females have the front of the head or at least the vertex smooth and shining, impunctate, or with very fine sparse punctures; males are more coarsely granulate-punctate on the frons. The species are described and a key is given. All breed in Picea in Canada and northern United States.

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