Phlomis umbrosa var. stenocalyx (Diels) C. Y. Wu (Labiatae)
42c．狭萼变种
名称文献：Phlomis umbrosa Turcz. var. stenocalyx (Diels) C. Y. Wu, comb. nov. ——Phlomis stenocalyx Diels in Engler, Bot. Jaheb. 29: 555. 1900——Phlomis umbrosa Turcz. var. typica Kudo in l. c. 212. 1929, p. p., quoad syn.——Phlomis umbrosa auct. non Turcz.: Dunn in Notes Bot, Gard. Edinburgh 6: 186. 1915, p. p. quoad syn.
形态特征：这一变种与原变种不同在于叶薄；轮伞花序明显具总梗，较松散；苞片极纤细；花具梗，花萼长约8毫米，宽约3毫米，干后通常紫褐色。
产地分布：产甘肃，陕西；生于山坡、林下、草地或阴湿地上，海拔770-1460米。模式标本采自陕西岐山。