beach strawberry: wild strawberry of western United States and South America; source of many varieties of cultivated strawberries
strawberry: any of various low perennial herbs with many runners and bearing white flowers followed by edible fruits having many small achenes scattered on the surface of an enlarged red pulpy berry
ovulation method of family planning: natural family planning in which the fertile period is inferred from changes in the character and quantity of cervical mucus; ovulation is marked by an increase in mucus that becomes sticky and then clearer and slippery