â¢ MORELLO (noun) The noun MORELLO has 2 senses: 1. any of several cultivated sour cherry trees bearing fruit with dark skin and juice. 2. cultivated sour cherry with dark-colored skin and juice. Familiarity information: MORELLO used as a noun is rare.
Petiole. In botany, the petiole is the stalk attaching the leaf blade to the stem. The petiole is the transition between the stem and the leaf blade, and usually has the same internal structure as the stem. Outgrowths appearing on each side of the petiole are called stipules.
lyrate leaf-a simple leaf having curvature suggestive of a lyre. obtuse leaf-a simple leaf having a rounded or blunt tip. oblanceolate leaf-a leaf having a rounded apex and tapering base. oblong leaf-a simple leaf that is rounded at each end with parallel sides.obovate leaf-an egg-shaped leaf with the narrower end at the base.ovate leaf-an egg-shaped leaf with the broader end at the base.blong leaf-a simple leaf that is rounded at each end with parallel sides. obovate leaf-an egg-shaped leaf with the narrower end at the base. ovate leaf-an egg-shaped leaf with the broader end at the base.