the Genus Streptopogon . 1 1 5 
1900) ; Brolh. in Engler and Prantl’s Nattirl. Pflanzenfam., 214. Lief., 
p. 418, Fig. 272, d, e (sect. Eustreptopogon) { 1902). 
S. bolivianus , C. Mull, in Nuov. Giorn. Bot. Ital., n.s., iv, 49 
(1897); Paris, Index bryolog. in Actes Soc. Linn. Bordeaux, li, 275 
(1897); Broth, in Engler and Prantl’s Nattirl. Pflanzenfam., 214. 
Lief., p. 418 (sect. Eustreptopogon) (1902). 
Autoicus, fasciculato-caespitans vel laxe pulvinatus, olivaceo-lute- 
scens vel olivaceo-rufescens, caule erecto ad 3-5 cent, alto innovando 
dichotome et fastigiatim ramoso ad basin folioso inferne radiculoso, 
foliis caulinis flaccidis confertis siccitate spiraliter torquescentibus 
limbatis e basi ovali suberecta amplexante ad angulos haud vel vix 
decurrente in laminam elongato-lanceolatam acuminatam flexuosam 
interdum semitorquatam patentem nervo excurrente plus minus longe 
aristatam productis, margine utroque ad folii medium vel paullulo 
ultra recurvo superne erecto denticulato vel raro spinoso-denticulato, 
cellulis superioribus laxis irregulariter polygono-rectangularibus et 
subhexagonis circ. 35-75x20-25 /x pellucidis utriculo primordiali 
contracto repletis parietibus aetate saepe subporosis, inferioribus 
elongatis angustioribus subrectangularibus latitudine 4-7-plo longio- 
ribus parietibus aetate interdum distincte porosis, cellulis marginalibus 
1-5-seriatis elongatis angustis parietibus incrassatis limbum flavum 
unistratosum ad laminae summum apicem productum vel paullulo 
infra desinentem efformantibus, nervo mediocri luteo-rufescente in 
aristam longissimam laevem plus minus flexuosam concolorem vel 
apice subhyalinam producto, foliis perichaetialibus caulinis conformi- 
bus, capsula in pedunculo erecto 3-4 mill, longo tenui stramineo 
siccitate valde dextrorsum tortili oblonga vel oblongo-cylindrica aequali 
erecta 2-3 mill, longa 0-75-1 mill, lata interdum subcylindrica longiore 
angustiore subinaequali primum olivaceo-viridi deinde flavo-fusca 
vacua straminea exannulata ore rubro crenulato exothecii cellulis 
polygono-rectangularibus parietibus haud incrassatis ad capsulae os 
subito minoribus polygono-quadratis parietibus cellularum margina- 
lium longitudinalibus valde incrassatis, basi ima stomatibus super- 
ficialibus sparsis instructa, peristomio rubro circ. 1-5 mill, longo basi 
tubuloso tubo brevi spiraliter rectangulari-tessellato interdum pallidiore 
exinde cruribus 32 filiformibus liberis sinistrorsum contortis dense et 
minute papillosis, columella exserta, operculo subulato-rostrato circ. 
1-25 mill, longo apice obtuse apiculato cellulis spiraliter contortis basi 
margine rubro crenulato, calyptra ad capsulae os Vel paullulum infra 
