On Sun, 3 Aug 2003, Cereoid-UR12- wrote:
|Red clover (Trifolium pratense) has red flowers by definition.
|
|There are many species of clover (Trifolium) found in North America, both
|native and introduced.
|
|Red clover and white clover (Trifolium repens) cannot hybridize. They are
|not closely related in the genus
|
|The species Trifolium hybridum, despite its name, is not of hybrid origin.

Thanks, that's pretty interesting.