Many of the herbs used in medicine are also weeds but only some people can recognise and use them effectively.
(the herbs; used; L:in medicine) (Many of the herbs; are also; weeds but only some people can recognise and use them effectively) (some people; use effectively; them)
the herbs Many of the herbs some people
used are also use effectively
L:in medicine
weeds but only some people can recognise and use them effectively
them