Leaf blade margin serrulate to serrate or denticulate, eglandular; corolla 2.6-5 cm, glabrous inside, tube 1.7-3.4 cm.

• 使或具小齿成锯齿波的叶片边缘有细锯齿，无腺体；花冠2.；6-5厘米，在里面无毛，筒部1