Assertion: spearmint's leaf | /r/CapableOf | shape at the base
Facets:
Source sentences:
text: A rather coarse perennial 1 to 1 1/2 feet high; leaves conspicuously stalked, ovate or oval-ovate, or oval-rounded or wedge-shaped at the base, subacute or acute serrate or crenate serrate, more or less hairy on both sides; flowers in whorls, usually all separate, beginning about or below the middle of the stem; bracts large, similar to leaves, sometimes the upper ones minute, uppermost ones often without flowers; bracteoles strap-shaped, subulate, hairy, shorter than flowers; pedicels hairy, rarely glabrous; calyx hairy, campanulate-cylindrical; teeth triangular, acuminate, half the length of tube, bristly, hairy; corolla scarcely twice as long as the calyx, hairy without and within; nucules rough with small points.