Flower - heads narrowly campanulate , 16 - 19 mm long , ca . 6 mm across , usually 2 - 4 in terminal clusters ; peduncle 2 - 8 mm ; involucral bracts ca . in 7 series , ribbed on abaxial surface , apex spiny 叶互生，卵形，长3 - 5 . 5厘米，宽2 - 4厘米，先端短尖，基部近截形，边缘具疏齿，两面被长柔毛，具基出脉3条；叶柄长3 - 5毫米。
2.
Spikes 15 - 25cm long , single or paniculate , flowers white , dense ; calyx late - campanulate , 2mm long , 5 - toothed ; petals 5 , oblong , 4mm long , slightly connate at base ; stamens 10 , free ; slightly exserted ; ovary glabrous 穗状花序长15 - 25厘米，单生或排成圆锥花序式，花白色，密集，花萼阔钟状，长2毫米，具5齿；花瓣5 ，长圆形，长4毫米，基部稍连合；雄蕊10枚，分离，略突出于花冠之外；子房无毛。
3.
Inflorescence terminal , racemose - umbellate ， 4 - 6 - flowered ； corolla funnel - campanulate , 4 . 5 cm long , pink , 5 - lobed , lobes rounded emarginated ; stamens 10 - 12 , 2 - 3 cm long , filaments sparsely tomentose on lower half ; ovary stellate - tomentose , style 5 cm , with a few glands at base 伞形花序式总状，花序有花4 - 6朵；花冠漏斗状钟形，长4 . 5厘米，粉红色，裂片顶端微缺；雄蕊10 - 12 ，长2 - 3厘米，花丝下半部被微柔毛；子房被星状毛，花柱长5厘米，基部有腺体。
