Yes, and it seems to be getting worse every year for people with Allergies to it. The worst time seems to be mid September to mid Octobet for allergy sufferers!
Ragweed does not have thorns.
Ragweed antigens bind to mast cells, which release histamines.
The book Ragweed by Avi has 224 pages.
http://en.wikipedia.org/wiki/Ragweed here is a link
NO! Ragweed is poisonous to horses and can kill them if it is ingested.
yellow
Cross Canadian Ragweed - album - was created on 2002-09-10.
In Sarah Jane smith she killed ragweed by sending a huge alarm around London to destroy the ragweed. But this was due to braking their communication to each other so they will die.
yes
Carney - Cross Canadian Ragweed album - was created on 1998-07-17.
It is multicelluar plant.
ragweed