TREES OF MINNESOTA. 
10 
» 
Pine. 
cotch 
one-half natural size. 
iS} 
Pinus sylvestris. 
Plate 5. 
Branch bearing staminate flowers, 
bearing pistillate flowers and youn 
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EoCSEMNS 
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vu 
bearing rip 
enlarged. 6. Scale of pistillate flower, front view, 
An open cone, one-half natural size. 
Seeds with wings attached. 
Be 
ou 
uv 
82 . 
Fe c 28 
a i 
Seo eeon 
aan es £ 
3B mM FI 
23 a 
Qa chien B 
bo. eae 
£U MS $ 
asec rae 
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