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Dryopteris expansa (C. Presl) Fraser-Jenk. & Jermy

9 photos.
"northern wood fern", spreading wood fern" and "spiny wood fern.

ITIS Taxonomic Serial No. 17534

 

 

 

 

 

 

 

 


1. May 10, 2009.  Fiddleheads emerging from
previous year's remains.

2.  May 10, 2009.  Fiddleheads elongating.

3. May 10, 2009.  Fiddleheads elongated
even more.

4. May 10, 2009.  Close-up of a fiddlehead.

5. May 10, 2009.  Section of a stipe
showing scales.

6. May 15, 2009.  Elongated fiddleheads
with features of the blade showing.

7. May 20, 2009.  Fronds with emerging blades.

8. May 30, 2009.  Upper part of a young
frond.



9. May 30, 2009.  Well developed cluster
of fronds.
All photos taken at Circle Hot Springs
65°  28.96' N,  144° 38.32' W
Elev. 900 ft.