— 74 — 
magnum, fusco-luteum, laevissimum; corona basilar is alta; processus ca. 0,020 mm lati, 
linea divisurali dislincta, parce appendioulati; cilia hrevissima; s p o r i 0,020 — 0,022 mm, ferruginei, 
papillosi; operculum minutum, convexum, haud apiculatum. 
Oberes Llavetal, alt. 4200—4400 m. No. 4793, typus, 4802, 4897. 
Species cum M. micropoma C. Müll, eomparanda, sed theca multo majore, turgide pyriformi peri- 
stomioque melius evoluto longe diversa. 
297. Mielichhoferia tnacrospora Broth, n. sp. 
P a r 0 i c a; tenella, caespitosa, caespitibus parvis, densis, laete viridibus, nitidiusculis; c a u 1 i s 
erectus, 2 — 3 mm longus, basi fusco-radiculosus, dense et julaceo-foliosus; folia imbricata, carinato- 
concava, ovato-lanceolata, acuta, marginibus plus minusve recurvis, superne serrulatis, nervo infra apicem 
folii evanido, cellulis elongate rhomboideis, basilaribus laxioribus, rectangularibus vel oblongo-hexagonis; 
seta vix ultra 3 mm alta, lutescenti-rubra; theca suberecta, symmetrica vel paulum asymmetrica, 
obovata, fuscidula; annulus latus, revolubilis; endostomium fusco-luteum, laevissimum; corona 
basilar is humilis; processus ca. 0,015 mm lati, linea divisurali distincta, appendiculati ; spori 
0,025 — 0,030 mm, ferruginei, papillosi; operculum plano-convexum, apiculatum. 
In den Bergen der Yanakakabastion, alt. 4600 m, No. 3830. 
Species minuta, sporis suis magnis notabilis. 
298. Mielichhoferia seriata Broth, n. sp. (Tafel IV u. V, Fig. 3). 
Paroica; tenella, caespitosa, caespitibus densis, laete viridibus, nitidis; caul is erectus 
vix ultra 1 cm longus, inferne radiculis longis, fuscis instructus, superne dense et julaceo-foliosus, ramosus; 
folia imbricata in seriebus oblique dispositis, carinato-concava, inferiora minuta, remota vel nulla, 
superiora ovato- vel oblongo-lanceolata brevia, raptim in acumen breve, angustum attenuata, marginibus 
erectis vel inferne leniter recurvis, superne serrulatis, nervo flexuoso infra acumen folii evanido, cellulis 
teneris elongate rhomboideis apice densis, basilaribus laxioribus, rectangularibus vel oblongo-hexagonis; 
seta 4 — 6 mm alta, flexuosula, lutescenti-rubra; theca inclinata, minuta, plerumque asymmetrica, 
breviter clavata, pallida, aetate fusca; annulus latus, revolubilis; endostomium flavidum, 
laevissimum; corona basilaris humillima; processus anguste lineares, inter se anastomo- 
santes, linea divisurali distincta; spori 0,025 — 0,028 mm, ferruginei, papillosi; operculum 
minutum, convexum, minutissime apiculatum. 
Viloco-Hochtal, 4500— 4700 m. No. 3146; Cumbre de Liryuni, 4600 m, No. 3437; oberes 
Chocayatal, 4300—4400 m. No. 3594. 
Species distinctissima, foliis oblique seriatis oculo nudo jam dignoscenda. 
299. Mielichhoferia microdonta Broth, n. sp. (Tafel IV u. V, Fig. 2). 
Paroica; gracilis, caespitosa, caespitibus densis, pallide viridibus, vix nitidiusculis; caulis 
erectus, vix ultra 1 cm longus, inferne radiculis longis, fuscis instructus, superne dense et julaceo-foliosus; 
folia imbricata, carinato-concava, inferiora remota, minuta vel nulla, superiora ovato-oblonga, acuta, 
marginibus erectis vel anguste recurvis, superne serrulatis, nervo infra apicem folii evanido, cellulis elon- 
gate rhomboideis laxiusculis, basilaribus rectangularibus vel oblongo-hexagonis; seta ca. 6 mm alta, 
flexuosula, tenuissima, lutescenti-rubra; theca suberecta, symmetrica vel subsymmetrica, breviter 
et late clavata, pallida, aetate fuscidula; annulus latus, revolubilis; endostomium luteum, 
laevissimum; corona basilaris haud exserta; processus brevissimi ciliiformes; spori 
0,015 — 0,020 mm, ferruginei vel aurantiaci, papillosi; operculum minutum, conicum. 
Oberes Chocayatal, alt. 4300 m. No. 3578. 
Species habitu M. serintae Broth, valde similis, sed foliis haud seriatis, angustioribus longioribus 
ovato-oblongis, peristomio brevissimo, sporis minoribus nec non operculo conico dignoscenda. 
300. Mielichhoferia minutifolia C. M. 
Auf Humus an der Waldgrenze über Tablas, ca. 3400 m, No. 2880/a. 
