Legousia
McVaugh, R. 1945: The genus Triodanis Rafinesque, and its relationships to Specularia and Campanula. – Wrightia 1: 13-52Meikle, R.D. 1985: Flora of Cyprus 2 but modified and supplemented
| 1 | Inflorescence spiciform or spicate; frequently some flowers cleistogamous, sometimes all; capsule usually not abruptly contracted at apex |
| 1' | Inflorescence corymbose-cymose; flowers all chasmogamous; capsule contracted at apex |
| 2 | Capsules 8-20 mm long, usually trilocular (as shown by the number of pores); seeds c. 0.8-1 mm diam.; calyx-lobes 4-5 mm long |
| 2' | Capsules 4-10 mm long, usually bilocular, rarely unilocular in the cleistogamous flowers, trilocular in the open ones; seeds c. 0.5-0.6 mm diam.; calyx-lobes 5-8 mm long |
| 3 | Corolla 15-23 mm diam., generally exceeding the calyx |
| 3' | Corolla generally less than 3 mm diam., much shorter than the calyx |
