筒花组 Sect. Adenophora (Campanulaceae)

分类：《中国植物志》发布于：2018-3-29 5:11 ė153次浏览

组2．筒花组――Sect. Adenophora――sect. Thyrsanthae (Borb.) Fed. in Fl. URSS 24: 364. 1957, p. p (ser. Stenanthinae). ――sect. Platyphyllae (Borb.) Fed., l. c. 361, p. p. ――Campanula sect. Thyrsanthae Borb., Magyar Bot. Lap. 3: 190-191, 1904. ――Campanula subsect. Platyphyllae Borb., l. c. 191-192, p. p.

形态特征：茎生叶互生或轮生。花萼裂片狭窄，毛发状或钻状，通常全缘，少具瘤状齿的；花冠细小，近于筒状，口部多少收缩；雄蕊长，几乎与花冠近等长；花盘细筒状，长远超过宽；花柱长长地伸出花冠，几乎为花冠的两倍长，至少为花冠的4/3倍长。