Those studies accumulate experimental data for studies on leaf development of whorled leaf and alternate leaf in Polygonatum Mill.
Any of various Australian evergreen trees or shrubs of the genus Casuarina, having jointed stems, scalelike whorled leaves, and small fruits grouped in woody, conelike structures.
A southwest Asian perennial plant(Rubia tinctorum) having small yellow flowers, whorled leaves, and a red root.