ORTHOTRICHUM. 



403 



Capsula erecta; junioreai tantuni ridi. 



Peristomium simplex, e dentibus 16 binatiui compositis, obtu- 



sis, saepius einarginatis, punctulato-opacis, notatis linea longi- 



tadinal semi-diaphaua. liueis transversis a?gre distinctis. 

 Sporula fuscescenti-viridia, irregular ia. Operculum e basi 



convexa recte ro stratum capsula triple brevius. 

 Calvptra campanulata, pilis luteis compositis aseendenti-adpres- 



sis villosa. basi 3-5 fida, nssuris irregularibus, uua alterave 



medium fere attingente. 

 Pracedenti prosimum ; capsulaque matura non observata an 



jure separavi ob folia breviora, aseeudeutia, siccitate contort*, 



capsula magua anguste cvlindraceam ? 



1. Capsule and operculum. 



2. Ditto and calvptra. 



3. Portion of ditto and peristome seeu internally. 



4. Sporula. 



5. Cauline leaf. 



6. Peristome. — It, Ass. 522. 



4. Orthotrichum squarrosum. HooketGrev. PI. LXXVII. 



Fig. I. Loc citat. p. 1 28 (e Bridelio) Schlotheimia squar- 

 rosa. Brid. Bryol. Univ. 1 . 324. 



HaB : In terram in sylvis, Myrung. 



Bridelio) Scholtbeimia Squarrosa. Brid. Bryol. Uuiv. I. 324. 

 Hab : In terram in sylvis, Myrung. 



Planta Kbasyana cum deseriptione Brideliaoa bene convenit ; 

 ditfert tantum statura minore, ramis saepe apice tantum ob 

 innovationes ramosis et peristomio interiore ? 



Peristomii utri usque descriptionem subjungo. 



Peristomium exterius madore connivens, siccitate semi-refiesile, 

 edentibus 16 biuatim compositis, subulato-plania, obtusis, 

 einarginatis, rigidis, opacis, solidis, rufobadiis, linea lonsritu- 

 dinali subdiaphana transversisque crebris minus conspicuis 

 notatis. 



Interius e ciliis totidem alternaniibus, ad basin usque fere bi- 

 partitis, rarius indirisis, (ciliolis inaequalibus) peristomium ex- 



