746 
366. Orthotrichum. 14. MUSCI. PL cell. foL 
4. Orthotrichum Hutchinsice . Hutchins ’ hristle-moss. 
Leaves lanceolate, upright, nearly straight when dry ; 
peduncles very long ; capsule streaked ; peristome with eight 
ciliae ; calyptra very hairy. 
Orthotrichum Hutchinshe, Engl. Bot. 2523. 
On rocks. 
Teeth eight, when turned over cleft deeply and regularly 
down the middle. 
5. Orthotrichum affine . Kindred hristle-moss. 
Leaves spreading, broadly lanceolate; capsules sessile; 
peristome with 8 ciliae ; calyplra rather hairy. 
Polytrichum capsulis sessilibus, foliis brevibus, rectis, carinatis, Villen 
Muse. 432. 
Orthotrichum affine, Schrad. Germ. 67 ; Engl. Bot . 1323. 
Orthotrichum striatum, Schwcegr. Supp. 49. 
Orthotrichum rupestre, Schweegr. Supp. 53. 
Weissia affinis, Roth Germ. 3, 217. 
On the trunks of trees, and palings. 
Stem long; calyptra hairy, especially at top ; peristome 
of 8 teeth marked with 3 lines lengthways, but not split 
even when turned over. 
J3. pumilum. Stem very short ; calyptra bald. 
Orthotrichum pumilum, Swartz M. Suec. 42; Dickson Crypt. 4,5; Engl. 
Bot. 2168. 
c. Peristome vAth 16 cilice. 
6. Orthotrichum diaphanum. Transparent hristle-moss. 
Stem short ; leaves lanceolate, pointed ; points trans- 
parent; capsules sessile; peristome with 16 ciliae; calyptra 
rather hairy. 
Orthotrichum diaphanum, Schrad. Germ. 69; Dickson Crypt. 4,5 ; Engl. 
Bot. 1324. 
Orthotrichum aristatum, Turner M. Hib. 100. 
On walls, roofs, pales, and trees. 
7. Orthotrichum pulchellum. Pretty hrittle-moss. 
Stem short; leaves spreading, narrow, lanceolate, crisped 
when dry; peduncles long; peristome with 16 slender ciliae; 
calyptra rather hairy. 
Orthotrichum pulchellum, Engl. Bot. 1787. 
On trees. 
Teeth red. 
