(ez 
(8850 
Patria: Europa, locis argillosis denudatis; in agris sabu- 
losis prope San Francisco Californie (Bo/ander), var. 8. in pas- 
cuis prope Cagliari Sardiniz (De Notaris). 
2. S. Schimperianum Sulliv. (Mosses Unit. states p. 15. 
Jcon. Muscor. p. 18. t. 9. f. 1—18. — .Acaulon.) — Jeg. 
Musc. cleist. p. 18. — Schimp. Bryol. eur. mem.! 
Exsiec. Sulliv. e. Lesqu. Muse. Bor. Amer. I. Nr. 26. 
II. Nr. 33. 
Patria: Amerika boreal., in terra argilloso-arenacea prope 
San Marcos, Texas (Wright), prope Athens, Illinois (Hal). 
3. S. triquetrum Spruce (Engl. Bot. suppl. 2901. — 
Phascum). — Schimp. Synops. p. 14. — Milde Bryol. siles. 
p. 92. , 
Phaseum triquetrum De Not. Epilog. p. 737. 
—  muticum Schreb. in Moug. et Nestl. Stirp. Voges. 
Rhen. Nr. 802. 
Phascum mutieum var. minimum De Not. Syllab. p. 306. 
Acaulon triquetrum C. Müll. Synops. I. 22. — Breh. e. Sehpr. 
Bryoleur. I. t. 3. — Schimp. Corollar. p. 4. — Jog. Musc. 
cleist, p. 18. 
Exs, Rabenh. Bryoth. eur. 164. et 1054. 
Wils. Musc. Brit. Nr. 20. 
Drumm. Muse. Amerie. Nr. 8. . 
Patria: Locis humoso-arenaceis etargilloso-sabulosis hie illie 
per Europam, prope Argentoratum cl. Kneff detexit anno 1826, 
copiosissime in Germanis monte Kaiserstuhl (Sickenberger, Goll), 
in monte Sendling Bavariz sup. (Sendtner), in Sardinia (Msller), 
inAnglia (Wilson, Spruce), in Amerika sept. (Drummond). 
4. S. rufescens Igr. (Musc. cleistocarp. p. 19. — Acaulon.) 
A. triquetrum var. Sulliv. e. Lesq. Muse. Bor. Amer. II. Nr. 31. 
Patria: Amerika boreal., in agris sabulosis (Suivant). 
Li 
