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.
There are several types of leaf cuttings: *Leaf-petiole Remove a leaf and include up to 1 1/2 inches of the petiole (The stalk attaching the leaf blade to the stem). Insert the lower end of the petiole into the thoroughly moistened medium (Figure 1). One or more new plants will form at the base of the petiole.