Spring White
Pontia sisymbrii sisymbrii
Immatures, Adult  and Specimen


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OVUM
Located April 24-
Taylor Canyon, Weber County, Utah
Photographed April 25, 2006
April
                    25, 2006


LARVA   DEVELOPMENT

First Instar - April 26, 2006

first
                    Instar


Second Instar - 5:40 P.M. April 30, 2006
oily droplets on tips of setae
2nd Instar


Third Instar - 8:11 P.M.  May 3, 2006
oily droplets on tips of setae
3rd


Fourth Instar - 10:48 A.M. May 6, 2008
Still has oily droplets on tips of setae
4th instar


Fifth Instar - 11:31 A.M. May 9, 2006
5th instar May 9, 2006



Fifth Instar darkening prior to pupation - #1 at 11:25 A.M. on May 11, 2005
No oily droplets on tips of setae
5th


Fifth Instar darkening prior to pupation  - #1 May 11, 2006 at 12:50 A.M.
1


PUPA,  May 14, 2006
spring white


Adult - March 25, 2007
adult

Specimen - Male ęTodd Stout
male


Photo Details @Nicky Davis

Ova collected  April 24, 2006 from Taylor Canyon, Weber County, Utah by Todd Stout
Pupa taken out of fridge January 21, 2007, Emerged March 25, 2007

Host Plants
Dyer's Woad - Isatis tinctoris
Heartleaf Twistflower - Streptanthus cordatus
Sicklepod Rockcress - Arabis sparsiflora
Tumble Mustard- Sisymbrium  altissimum
Pinnate tansymustard - Descurainia pinnata
Whitetop - Cardaria draba

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