environmental enhancement again

Neil Jones Neil at nwjones.demon.co.uk
Sat Jan 19 19:01:00 EST 2002

On 18 Jan, in article
     <PNEDIBDPIFJKCJKJFKDEKEOPCEAA.keps2 at flite-tours.com>
     keps2 at flite-tours.com "Michael Klein" wrote:

> Bayensis, which is federally threatened, has the same biology as Euphydryas
> editha quino (Quino Checkerspot), federally endangered.  The third instar
> enters into diapause in April or May and remains that way until late January
> or February.  It emerges from diapause and we call this a post diapause
> larvae.  Its primary host plant at this stage is Plantago erecta.  If rains
> have not been good, the plant can dry up early and the caterpillar would
> then move over to Owl's Clover as a secondary host plant to complete its
> larval growth.  Plantago grows earlier than the Castilleja so this would be
> the regular sequence.

Quino doesn't always use Castilleja. I have seen it in numbers on a site
with only Plantago in evidence. 

> Michael Klein
> San Diego

Neil Jones- Neil at nwjones.demon.co.uk http://www.nwjones.demon.co.uk/
"At some point I had to stand up and be counted. Who speaks for the
butterflies?" Andrew Lees - The quotation on his memorial at Crymlyn Bog
National Nature Reserve


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