On Thu, 28 Aug 2003 05:07:17 GMT, Lar opined:

In article ,
says...
What is marestail? Anyone have a botanical name? If it's equisetum, I don't
believe it spreads by seed. Rather, it spreads by underground rhizomes.


Or known as horseweed Conyza canadensis

Oh, that was a great picture. Sheesh!