Polytrichaceae 135 



mucronatam producta, ad 6 mm longa, vagina integra, lamina parte infima 

 excepta dense et argute serrata; nervo lato, brevissime excedente, lamellis 

 numerosis, uno strato cellularum (4 — 5), quoad marginem cellulis geminis 

 constructis ; cellulis laminalibus minutis, rotundatis, inferioribus transversis, 

 vaginalibus rectangularibus. Seta c. 2 cm alta, fusca. Theca subhorizontalis, 

 minuta, obovata, macrostoma, fusca. Calyptra ferruginea, dense pilosa. 



NW- Y. : Humöse Stellen der ktp. St. am Westhange des Rückens zwischen 

 Haba und Dugwantsun se von Dschungdien (,,Chungtien"), Tonschiefer, 4050 m. 

 22. VI. 1915 (6870). S.: Axif Schiefer im Rhododendron-Waki der ktp. St.am 

 Gonschiga sw von Muh, 4300 — 4400 m, c. sp. 6. VIII. 1915 (7508). 



Species a D. microstomo foliis brevibus jam differt. 

 **P. (Anasmogonium) macrocarpum Broth. 



Robustum, caespitosum, caespitibus laxis, fuscis. Caulis erectus, ad 3 cm 

 altus, inferne albo-tomentosus, superne dense foliosus, simplex vel furcatus. 

 Folia inferiora minuta, adpressa, superiora raptim multo majora, erecto-patentia, 

 sicca adpressa e basi brevi, late vaginante raptim lineari-lanceolata, breviter 

 acuminata, acuta, ad 8 mm longa, vagina integra, lamina parte infima excepta 

 dense serrata; nervo lato, brevissime excedente, lamellis numerosis, uno 

 strato cellularum (6 — 7), quoad marginem cellulis geminis constructis; cellulis 

 laminalibus minutis, incrassatis, subrotundis, vaginalibus rectangularibus. 

 Seta 3 cm vel paulum ultra alta, fusca. Theca inclinata vel horizontalis, sub- 

 cylindrica, c. 6 mm longa, gibbosula, sicca arcuatula et sub ore constricta, pachy- 

 dermis, fusca. Caetera ignota. 



Y. : Sandsteinerde in den Hartlaubgebüschen bei Djiaohsi am direkten 

 Wege von Yünnanfu nach Huili, 2400 m, c. sp. 17. III. 1914 (685). 



Species a P. microstomo (R. Bb.) Bbid. foliorum forma et theca magna, 

 subcylindrica diversa. 



* P. nudiusculum Mitt. f. minus Beoth. Y. : Auf Sandstein am Weg- 

 rand in der wtp. St. auf dem Taohwa-schan bei Beyendjing halbwegs zwischen 

 Tschuhsiung und Yungbei, 2600 m, c. sp. (6269). 

 ** P, [Anasmogonium) Handeln Broth. 



Robustiusculum, caespitosum, caespitibus laxiusculis, fuscescentibus. Caulis 

 erectus, ad 5 cm altus, basi fusco-tomentosus, alte nudus, superne dense 

 foliosus, simplex. Folia sicca circinato-incurva, humida erecto-patentia apice 

 incurvo, e basi vaginante sensim elongate lineari-lanceolata, ad 7 mm longa, 

 marginibus superne serratis; nervo dorso superne serrato, lamellis numerosis, 

 5-seriatis, cellula apicali rotimdata; cellulis laminalibus quadratis, marginalibus 

 in seriebus pluribus valde incrassatis lumine minutissimo, rotundato vel trans- 

 verso, vaginalibus linearibus, teneris, fuscescentibus. Caetera ignota. 



Y.: Diabasfelsen der tp. St. am Osthang des Dji-schan ne von Dali (Talifu), 

 3050—3350 m. 21. V. 1915 (6396). 



Species distinctissima, P. cirrato (Sw.) Brid. habitu similis, sed lamellis 

 5-seriatis cellulisque laminalibus extemis in seriebus pliu^ibus valde incrassatis 

 lumine minutissimo jam dignoscenda. 



**P. {Cephalotrichum) setschwanicum Broth. in Sber. Ak. W., I.e. 583. 



Dioicum; caespitosum, caespitibus laxis, fuscis. Caulis erectus, ad 2 cm 

 altus, infima basi fusco-radiculosus, comoso-foliosus, simplex. Folia minuta, 



