Assertion: sour cherry | /r/MadeOf | both self-incompatible si
Facets:
Source sentences:
text: However, sour cherry (Prunus cerasus), a tetraploid species resulting from hybridization of the diploid sweet cherry (P. avium) and tetraploid ground cherry (P. fruticosa), is an exception, consisting of both self-incompatible (SI) and SC individuals.