According to the original description, the leaves are entire, but plants from Xinjiang differ in having sparsely crenulate leaves of slightly thin texture. 根據原始描述，葉全緣，從新疆采的植株卻具稀疏細圓齒的葉片，且稍薄。
According to the original description, the leaves are entire, but plants from Xinjiang differ in having sparsely crenulate leaves of slightly thin texture. 根據原始描述，葉全緣，從新疆采的植株卻具稀疏細圓齒的葉片，且稍薄。