Spring White (Pontia sisymbrii)

Widespread in western North America from northern Mexico to Alaska, this species is single brooded, flying only in the springtime.
Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii flavitincta)
MPG Ranch, Missoula Co., MT
8 May 2012

Note the cell end bar on the dorsal forewing is outwardly notched. Also note the post-median spot band is interrupted by white areas (seen well in the photo below).

Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii flavitincta)
MPG Ranch, Missoula Co., MT
8 May 2012

Nectaring on one of the mustards or cresses (Brassicaceae), which may well be one of its caterpillar food plants as well.


Spring White (Pontia sisymbrii flavitincta)
MPG Ranch, Missoula Co., MT
19 Apr 2016

Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii)
Spring White (Pontia sisymbrii flavitincta)
Rock Creek, Missoula Co., MT
7 May 2012
Spring White (Pontia sisymbrii flavitincta)
Rock Creek, Missoula Co., MT
7 May 2012

Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii)
Spring White (Pontia sisymbrii flavitincta)
Rock Creek, Missoula Co., MT
7 May 2012
Spring White (Pontia sisymbrii flavitincta)
Near Mt. Baldy, Missoula Co., MT
21 May 2014

Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii) #6227
Spring White (Pontia sisymbrii flavitincta)
Woodchuck Creek, Missoula Co., MT
19 Apr 2014

Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii) #7069
Spring White (Pontia sisymbrii flavitincta)
Near Mt. Baldy, Missoula Co., MT
22 May 2014

Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii) #8363
Spring White (Pontia sisymbrii flavitincta)
Whaley Draw, Missoula Co., MT
16 Apr 2015

Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii) #5863
Spring White (Pontia sisymbrii flavitincta)
Mt. Baldy, Missoula Co., MT
1 May 2015

Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii) #5927
Spring White (Pontia sisymbrii flavitincta)
Davis Creek, Missoula Co., MT
2 May 2015

Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii) #6218
Spring White (Pontia sisymbrii flavitincta)
Woodchuck Creek, Missoula Co., MT
7 May 2015

Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii) #6740
Spring White (Pontia sisymbrii flavitincta)
Mt. Baldy, Missoula Co., MT
22 May 2015

Spring White (Pontia sisymbrii) Spring White (Pontia sisymbrii)
#8372
Spring White (Pontia sisymbrii flavitincta)
Whaley Draw, Missoula Co., MT
16 Apr 2015
#9953
Spring White (Pontia sisymbrii flavitincta)
Morrell Lookout, Powell Co., MT
14 July 2015

#3655
Spring White (Pontia sisymbrii flavitincta)
Below Mt. Baldy, Missoula Co., MT
2 May 2016

#3765
Spring White (Pontia sisymbrii flavitincta)
Sheep Camp Draw, Missoula Co., MT
3 May 2016



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Created on ... May 17, 2012 | jeffpippen9@gmail.com