453 
Hypnum robustum C. Müll. Synops. II p. 256 — Hook. 
Muse. exot. t. 108 — Sehwgr. Suppl. IIL II. 1 t. 261. 
Hypnum (Stereodon) robustum Brid. Bryol. univ. II p. 635. 
Patria: America boreal. occidental. (Meneies 1793), 
Rocky Mountains (Drummond). 
37. P. undulatum Linn. (Spec. Plant. p. 1589 — Hyp- 
num) — Sehpr. Bryol eur. V t. 506 — Synops. p. 586, 
ed. 2 p. 701 — De Not. Epilog. p. 186 — Milde Bryol. 
siles. p. 818 — Lindb. Notiser IX 1867 p. 27. 
Hypnum undulatum C. Müll. Synops. II p. 257 — Brid. 
Bryol univ. II p. 397 — Wils. Bryol brit. p. 405 t. 24. 
Hypnum undatum Schrank Baiersche Flora II p. 480. 
Leskea erispa Schrank Prim. Flor. Salisb. Nro. 835. 
Hypnum pennatum, undulatum, Lycopodii instar sparsum 
Dill Hist. Musc. p. 271 t. 36 f. 11. 
Exsice. Breut. Flor. germ. Krypt. Nro. 381. 
Rabenh. Bryoth. eur. Nro. 296. 
H. Müll Westphsel. Laubm. Nro. 132. 
Limpr. Bryoth. siles. Nro. 83. 
Jack, Lein. et Stizb. Krypt. Bad. Nro. 393. 
Husnot Musc. Gall. Nro. 94. 
Gravet Bryoth. belgic. Nro. 45. 
De Not. Erbar. critt. ital. Nro. 1009. 
"Wils. Muse. Brit. Nro. 428. 
Patria: Ad terram muscosam humidam sylvarum pre- 
sertim montosarum totius fere Europe. Ad Cap Dissapointe- 
ment Ameriese occidental. 
Species sedis incerte — aut solum nomine mihi note: 
38. P. antarctioum Mitt. (Journ. Linn. XV p. 71). 
Patria: Insule Oceani indiei Marion et Kerguelen 
(Moseley, Eaton). An Isopterygium? 
39. P. geminum Mitt. (The Bryolog of the Survey of 
the 49th. Parallel of. Latitude 1864 — Stereodon). 
/eóf 
