| Polytrichum undulatum |
Hedw. |
Sp. Musc. Frond. 98 1801 |
| Catharinea angustata var. rivularis |
(Bryhn) K.Krieg. |
Hedwigia 42 (Beibl. 3): 120 1903 |
| Catharinea callibryon |
Hampe |
Flora 20: 279 1837 |
| Catharinea ehrhartii |
Voit |
Hist. Musc. Frond. 47 1812 |
| Catharinea flavilimbata |
Warnst. |
Krypt.-Fl. Brandenburg, Laubm. 1088 1906 |
| Catharinea longemitrata |
K.Krieg. |
Hedwigia 42 (Beibl. 3): 119. 4 1903 |
| Catharinea obtusula |
Müll.Hal. |
Flora 61: 81 1878 |
| Catharinea pallida |
Péterfi |
Magyar Bot. Lapok 1: 54 1902 |
| Catharinea undulata var. abbreviata |
(Bruch & Schimp.) Rabenh. |
Deutschl. Krypt.-Fl. 2(3): 233 1848 |
| Catharinea undulata var. pallida |
(Péterfi) Loeske |
Verh. Naturhist. Vereines Preuss. Rheinl. Westphalens 81: 202 1925 |
| Catharinea undulata var. polycarpa |
Jaap |
Verh. Bot. Vereins Prov. Brandenburg 43: 65 1901 |
| Catharinea yunnanensis |
Broth. |
Akad. Wiss. Wien Sitzungsber., Math.-Naturwiss. Kl., Abt. 1, 131: 214 1923 |
| Pogonatum undulatum |
(Hedw.) Opiz |
Böh. Phan. Crypt. Gew.: 124. 1823. |
| Polytrichum controversum |
(F.Weber & D.Mohr) Brid. ex Schultz |
Prodr. Fl. Starg.: 287. 1806. |
| Bryum undulatum |
(Hedw.) L. ex Funck |
Allg. Lit.-Zeitung (Jena) 1801(38): 301. 1801. |
| Callibryon undulatum |
(Hedw.) Zenker & D.Dietr. |
Musci Thur. 2: 5 [no. 41]. 1822. |
| Catharinea abbreviata |
(Bruch & Schimp.) Navashin |
Bull. Soc. Imp. Naturalistes Moscou, n.s. 14: 330. 1900. |
| Catharinea rivularis |
W.Krieg. |
Hedwigia 42(Beibl. 3): 120. 1903 |
| Catharinea undulata |
(Hedw.) F.Weber & D.Mohr |
Index Mus. Pl. Crypt.: 2 [recto]. 1803. |
| Oligotrichum undulatum |
(Hedw.) DC. |
Fl. Franç. (ed. 3) 2: 492. 1805. |
| Atrichum abbreviatum |
(Bruch & Schimp.) Navashin |
Bull. Soc. Imp. Naturalistes Moscou, n.s. 8: 38. 1894. |
| Atrichum obtusulum |
(Müll.Hal.) A.Jaeger |
Ber. Thätigk. St. Gallischen Naturwiss. Ges. 1877–78: 453. 1880. |
| Atrichum undulatum var. pallidum |
(Péterfi) L.I.Savicz |
Fl. Sporov. Rast. SSSR 3: 191. 1954. |
| Atrichum undulatum var. rivulare |
(Bryhn) Paris |
Index Bryol. (ed. 2) 1: 72. 1904. |
| Atrichum yuennanense |
(Broth.) E.B.Bartram |
Ann. Bryol. 8: 20. 1935. |
| Atrichum undulatum var. yuennanense |
(Broth.) P.C.Chen & T.L.Wan ex W.X.Xu & R.L.Xiong |
Acta Bot. Yunnan. 6: 182. 1984. |
| Atrichum undulatum var. polycarpum |
(Jaap) Plăm. |
Fl. Briol. Româiei Cl. Musci 1(1): 118. 1998. |
| Atrichum undulatum var. abbreviatum |
Bruch & Schimp. |
Bryol. Eur. 4: 236. 1844. |
| Atrichum undulatum f. bipedicellatum |
Culm. |
Mitt. Naturwiss. Ges. Winterthur 3: 46. 1901. |
| Atrichum undulatum var. cuspidatum |
C.E.O.Jensen |
Bot. Faeröes 1: 144. 1901. |
| Atrichum undulatum f. intermedium |
Tosco |
Webbia 28: 305. 1973. |
| Atrichum undulatum f. paludosum |
(Kaulf.) Podp. |
Consp. Musc. Eur.: 56. 1954. |
| Atrichum undulatum f. polysetum |
(Györffy) Podp. |
Consp. Musc. Eur.: 56. 1954. |
| Atrichum undulatum var. ramosum |
(Huebener) Bayrh. |
Jahrb. Vereins Naturk. Herzogth. Nassau 5: 22. 1849. |
| Catharinea callibryon var. abbreviata |
(Bruch & Schimp.) Müll.Hal. |
Syn. Musc. Frond. 1: 193. 1848. |
| Catharinea pallida var. abbreviata |
(Bruch & Schimp.) Loeske |
Verh. Naturhist. Vereines Preuss. Rheinl. Westphalens 81: 202. 1925. |
| Catharinea undulata var. breviseta |
Jaap |
Verh. Bot. Vereins Prov. Brandenburg 43: 65. 1901. |
| Catharinea undulata var. intermedia |
Weinm. |
Bull. Soc. Imp. Naturalistes Moscou 18(4): 443. 1845. |
| Catharinea undulata var. laevis |
Culm. |
Fl. Mouss. Suisse 2: 264. 1918. |
| Catharinea undulata var. major |
Röhl. |
Ann. Wetterauischen Ges. Gesammte Naturk. 3(2): 233. 1814. |
| Catharinea undulata var. microcarpa |
Röll |
Hedwigia 56: 106. 1915. |
| Catharinea undulata var. paludosa |
Kaulf. |
Abh. Naturhist. Ges. Nürnberg 10: 167. 1897. |
| Catharinea undulata f. pluriseta |
Mönk. |
Sitzungsber. Naturf. Ges. Leipzig 32: 71. 1906. |
| Catharinea undulata f. polyseta |
(Györffy) H.A.Möller |
Ark. Bot. 16(3): 16. 1919. |
| Catharinea undulata var. ramosa |
Huebener |
Muscol. Germ.: 517. 1833. |
| Catharinea undulata f. rivularis |
(Bryhn) Mönk. |
Laubm. Eur.: 907. 1927. |
| Catharinea undulata var. minor |
Röhl. |
Ann. Wetterauischen Ges. Gesammte Naturk. 3(2): 233. 1814. |
| Catharinea undulata subsp. pallida |
Péterfi |
Magyar Bot. Lapok 1: 54. 1902. |
| Catharinea undulata f. polycarpa |
(Jaap) Mönk. |
Laubm. Eur.: 907. 1927. |
| Catharinea undulata var. polyseta |
Györffy |
Magyar Bot. Lapok 3: 131. 1904. |
| Catharinea undulata var. ramosa |
Papp |
Ann. Sci. Univ. Jassy 15: 157. 1928. |
| Catharinea undulata var. rivularis |
Bryhn |
Kongel. Norske Vidensk. Selsk. Skr. (Trondheim) 1899(3): 43. 1899[1900]. |
| Atrichum undulatum subvar. laeve |
(Culm.) Podp. |
|
| Catharinea undulata f. polyseta |
Latzel |
|
