1 1 4 Salmon . — A Monograph of 
Streptopogonis Specierum Conspectus. 
Sect. I. Eustreptopogon , C. Mull. Gen. Muse. Frond. 423 (1900). — 
Folia flaccida siccitate contracta plus minusve torquescentia, superne 
denticulata nervo excedente longe aristata, haud gemmifera. 
Folia limbata limbo distincto flavo e cellulis angustis parietibus 
incrassatis composite, peristomium basi breviter tubulosum 
exinde in crura 32 divisum. 
Dioicus, capsula immersa vel emergens, peristomii tubus haud 
rectangulari-tessellatus, exothecii cellulae collenchymaticae, 
operculicellulaehaud spiraliter contortae, calyptra usque ad basin 
setulosa . . . S. clavipes, Spruce. Autoicus, capsula in pedun- 
culo 3-4 mill, longo exserta, peristomii tubus rectangulari- 
tessellatus, exothecii cellulae haud collenchymaticae, operculi 
cellulae spiraliter contortae, calyptra basi nuda. . . . S. erythro- 
dontus (Tayl.), Wils. 
Folia elimbata, peristomium fere ad medium tubulosum exinde 
in crura 16 divisum, cruribus omnibus in parte inferiore tertia in 
fila duo seiunctis. 
Dioicus, capsula emergens, operculi cellulae haud spiraliter 
contortae, calyptra superne aspera haud setulosa. . . . S. 
Lindigii, Hampe. 
Sect. II. Calymperella , C. Mull, in Hedwigia, xxxiii, 128 (1894) et 
Gen. Muse. Frond. 422 (1900) (emend.). — Folia rigidiora haud con- 
tracta margine integro aut nervo in summo apice dilatato ibique 
gemmarum globulum gerente aut nervo in apice cucullato desinente 
et tunc gemmas e cellulis superioribus papilliferis orientes gerentia. 
Folia apice perfecte cucullata, S. cavifolius, Mitt. 
Folia haud cucullata, apice plus minus acuminata. . . . S. rigidus, 
Mitt. 
S. erythrodontus (Tayl.), Wils. (PI. VIII, Figs. 1-27.) 
Barbula erythrodonta , Tayl. in Hooker’s Lond. Journ. of Bot. v, 
50 (1846); Wilson, 1. c. 450, tab. xvf (1846); C. Mull. Syn. i, 606 
(1849), and ih 630 (1851). 
Streptopogon erythrodontus (Tayl.), Wils. ex Mitt., in Hook. Journ. 
of Bot. iii, 51 (1851); Hampe in Ann. sci. nat., 5 e sdr., iii, 350(1865); 
Mitt. Muse, austr.-amer. 178 (1869); Jaeger, Adumbr. i, 254 (1873); 
Paris, Index bryolog. in Actes Soc. Linn. Bordeaux, li, 276 (1897) ; 
C. Miill., Gen. Muse. Frond., 42 1, 423 (sect. Eustreptopogon) (‘ 1901,’ i.e. 
