has plasma membrane part surfactant secreting cell club cell A non-mucous, epithelial secretory cell that is part of the tracheobronchial tree. A club cell has short microvilli but no cilia. A club cell is able to multiply and differentiate into ciliated cells to regenerate the bronchiolar epithelium and it also protects the tracheobronchial epithelium. FMA:14119 BTO:0004811 Clara cell epithelial cell of tracheobronchial tree respiratory tract secretory epithelial cell progenitor cell microvillus