| Hypnaceae | |
Hypnum cuspidatum var. adpressum
| Loeske | Verh. Bot. Vereins Prov. Brandenburg 42: 279 | 1901 |
| Hypnaceae | |
Hypnum cuspidatum var. bicolor
| Turner | Muscol. Hibern. Spic. 177 | 1804 |
| Hypnaceae | ** |
Hypnum cuspidatum var. brevifolium
| Sanio | Krypt.-Fl. Brandenburg, Laubm. 977 | 1906 |
| Hypnaceae | |
Hypnum cuspidatum var. caespitosum
| John Whitehead ex Dixon | Stud. Handb. Brit. Mosses 491 | 1896 |
| Hypnaceae | |
Hypnum cuspidatum var. concinnum
| (De Not.) De Not. | Syllab. Musc. 45 | 1838 |
| Hypnaceae | |
Hypnum cuspidatum fo. cuspidatum
| | | |
| Hypnaceae | |
Hypnum cuspidatum subsp. cuspidatum
| | | |
| Hypnaceae | |
Hypnum cuspidatum var. cuspidatum
| | | |
| Hypnaceae | |
Hypnum cuspidatum var. distichophyllum
| Lisa | Elenc. Musch. 47 | 1837 |
| Hypnaceae | |
Hypnum cuspidatum var. flaccidum
| Berthoum. & Buyss. | Rev. Bot. Bull. Mens. 2: 220 | 1883 |
| Hypnaceae | |
Hypnum cuspidatum var. flexile
| Dozy & Molk. | Prodr. Fl. Bat. 2(1): 4 | 1851 |
| Hypnaceae | |
Hypnum cuspidatum var. fluitans
| H. Klinggr. | Leber- Laubm. W.-Ostpreuss. 294 | 1893 |
| Hypnaceae | |
Hypnum cuspidatum fo. giganteum
| M.T. Lange | Bot. Tidsskr. 3: 37 | 1869 |
| Hypnaceae | ** |
Hypnum cuspidatum var. giganteum
| Bena | Verh. Naturf. Vereins Brünn 38: 159 | 1900 |
| Hypnaceae | |
Hypnum cuspidatum var. giganteum
| (M.T. Lange) Paris | Index Bryol. (ed. 2) 3: 28 | 1904 |
| Hypnaceae | ** |
Hypnum cuspidatum var. inerme
| Weiss | Pl. Crypt. Fl. Gott. 253 | 1770 |
| Hypnaceae | |
Hypnum cuspidatum var. inundatum
| Lamy | Rev. Bryol. 2: 54 | 1875 |
| Hypnaceae | |
Hypnum cuspidatum var. laxum
| Husn. | Muscol. Gall. 418 | 1894 |
| Hypnaceae | |
Hypnum cuspidatum var. molle
| H. Klinggr. | Leber- Laubm. W.-Ostpreuss. 294 | 1893 |
| Hypnaceae | |
Hypnum cuspidatum fo. natans
| Röll | Deutsche Bot. Monatsschr. 10(1–2): 11 | 1892 |
| Hypnaceae | |
Hypnum cuspidatum subsp. neglectum
| (Brid.) Hampe | Flora 20: 275 | 1837 |
| Hypnaceae | |
Hypnum cuspidatum var. obtusum
| Mosén | Öfvers. Kongl. Vetensk.-Akad. Förh. 30(3): 8 | 1873 |
| Hypnaceae | ** |
Hypnum cuspidatum var. pungens
| Weiss | Pl. Crypt. Fl. Gott. 251 | 1770 |
| Hypnaceae | |
Hypnum cuspidatum var. pungens
| Schimp. | Syn. Musc. Eur. 644 | 1860 |
| Hypnaceae | |
Hypnum cuspidatum var. reptans
| Warnst. | Verh. Bot. Vereins Prov. Brandenburg 41: 80 | 1899 |
| Hypnaceae | |
Hypnum cuspidatum var. rufescens
| (Loeske) Bott. | Atti Soc. Tosc. Sci. Nat. Pisa Mem. 29: 616 | 1913 |
| Hypnaceae | |
Hypnum cuspidatum var. submersum
| Farneti | Atti Ist. Bot. Univ. Pavia 3: 17. 24 f. 14 | 1894 |
| Hypnaceae | ** |
Hypnum cuspidatum var. subsimplex
| Grav. | Consp. Musc. Eur. 498 | 1954 |
| Hypnaceae | ** |
Hypnum cuspidatum var. suffusum
| A. Rose | Bot. Zeitung (Berlin) 18: 94 | 1860 |
| Hypnaceae | |
Hypnum cuspidatum var. umbrosum
| Loeske | Verh. Bot. Vereins Prov. Brandenburg 42: 279 | 1901 |
| Hypnaceae | |
Hypnum cuspidatum var. unguiforme
| Velen. | Rozpr. České Akad. Vĕd, Tř. 2, Vĕdy Mat. Přír. 12(11): 20 | 1903 |