| Cyperaceae | |
Carex lachenalii subsp. baetica
| (Gay) M. Luceno & Munoz Garmendia | Fontqueria 11: 3 | 1986 |
| Cyperaceae | |
Carex lachenalii var. furva
| (Webb) C. Vicioso | Bol. Inst. Forest. Invest. Exp. 30(79): 67 | 1959 |
| Cyperaceae | |
Carex lachenalii var. glareosa
| (Schkur. ex Wahlenb.) Gelting | Meddel. Grønland 101(2): 162 | 1934 |
| Cyperaceae | |
Carex lachenalii subsp. lachenalii
| | | |
| Cyperaceae | |
Carex lachenalii subsp. parkeri
| (Petrie) Toivonen | Ann. Bot. Fenn. 16: 154 | 1979 |