Leontodon saxatilis subsp. saxatilis

NEW YORK BOTANICAL GARDEN
02923705
BOTANICAL
S*ARD&^
02923705
?
WISCONSIN
IRON COUNTY
Leontodon taraxacoides (Vill.) Merat
Voucher for 2n ? 8
Two different cells of two
different root tips, pre-
treated 45 minutes in 0.1%
colchicine, then fixed in
3:1 absolute ethanol:glacial
acetic acid. Hydrolyzed 10
minutes in N HC1, then stained
In Schiff's reagent. Longest
chromosome measured 3 micrometers.
Very abundant, many hundreds of plants»
on west-facing grassy embankment out*
side fence at Hurley High School, near
the corner of 5th Avenue North and
Bernard Street, in Hurley.
Neil A* Harriman 16217
15 September 1979