276 
angulato-nodosiuseuli lines media obsoleta notati hyalini 
glabri, membrana basilari destituti. 
Patria. Argentinia Tucumanensis, Sierra de Tucumän, 
Cienega, in alpinis, terram humosam nigram levem habi- 
tans, Martio 1872; in praeruptis inter Caldera et Sauces 
in via ex Salto ad Jujui, 8. Novbr. 1873, inter Entosthod. 
Rexisetum, forma minor. 
M. Begotensi Hipe. quoad thecam ochraceam ovalem 
pendulam similis, sed partibus omuibus multo minor, fru- 
etibus angustatis nec turgide ovalibus; Bryi nutantis for- 
mis minutis haud dissimilis. Inter congeneres pygmaeos 
e minutissimis, ad M. pohlioideam aliquantulum accedens, 
sed theca pulchre ochracea pallida eylindracea nee pyri- 
formi et peristomio multo altiori jam distineta, ob thecam 
angustam parvam magis quam ob habitum Mielichh. auri- 
setae proxima, sed statura pygmaea surculisque brevissi- 
mis julaceo-clavatulis aliena. Color thecae supramaturae 
fuscatus fit. 
54. Mielichhoferia coarctata n. sp.; synoica; surculus 
perpusillus tenellus ramulis brevissimis basi divisus gracil- 
limus subteres; folia caulina minuta ereoto -imbricata infe- 
riora remotiora superiora caulem elavatulum sistentia, e 
basi angustiore ovali-lanceolata oblique acuminatula cari- 
nato-concava, margine ubigue erecto supremo solum obsolete 
denticulato, nervo tenui flavescente supra medium evanido, 
cellulis minutis densiusculis flavescentibus basin versus la- 
xioribus; perich. multo majora magis cuspidato-acuminata 
margine angustissime revolula plus minus ferrugineo-fa- 
vescentia; theca in ped. breviusculo tenuissimo pallide 
fusco flexuoso minuta erecta vel pendula humore horizon- 
talis, e basi brevi anguste oblongata, ore distincte latiu- 
BER 27 
