Amstrophyllum. fiw 



un.ARru. 



obtuso, laciniis breviter acumitialis. \uko \akie iniequalibus , postico 

 triangulato, antico breviore duplo angustiore, Cellulae apicales 12 u,, medio 

 12 X 18 {i, basi 18 X 36 jt, trigonis maximis, ubique lale confluentibus, 

 lumine quasi poriformi. Folia floralia caulinis similia, majora. lobis bian- 

 tibus. Perianthia ad 2 /a exserta superne profunde plicata, ore parum con- 

 tracto, longissime spinoso, spinis strictis. Andrcecia ignota. 

 Hab. ftmnii (llaudichaud. Bemy. Baldwin). 



19. A. schismoides (Mont.) St. Hedw. 1893, p. 140. 



Syn. : Jungermannia schismoides Mont. Ann. sc. nat. 1843, p. 250. 



Dioica. major. flaut-Hilieseens. Ia\e ciespitosa. Cuulis ad 3 cm. longus, 

 parum ramosus, fuscus, radicellis pallidis repens. Folia conferta, e basi 

 vaginante squarrose recurvo-palula, subhomomalla, profunde canalicu- 

 lala. iu plauo subrotunda. valde asymmetrica. postice maxime ampliata 

 caulique circumvoluta, ad V» emarginato-biloba, lobis acutis vel apicu- 

 latis, valde insequalibus, antico duplo angustiore. Cellulx 18 basales 

 18 X 36 [i, trigonis maximis nodulosis s£epe confluentibus. Folia floraUa 

 caulinis multo majora, longitudinaliter plicata, hic illic spina valida 

 armata, ad »/■ biloba, sinu acuto, lobis subcequalibus, longe apiculatis. 

 Perianthia superne pluriplicata decolorata, ore contracto lacinulato, 

 laciniis longissime cilialis. Andrcecia mediana, bracteis quam folia multo 

 minoribus, confertissimis, lobulo antico saccatim inflato apice reflexo 



Hab. Aucklands Island (Hombron); Campbell Islands (Kirk); Antipode 

 Island (Kirk); Tasmania (Macgregor); Fuegia (Cunningham); Patagonia 

 (Dusen.). 



20. A. obtusatum (Taylor) St. 



Sy n. : Jungermannia obtusata Taylor J. of Bot. 1845, p. 80. 



Sterilis, mediocris, fusco-rufa. Caulis fuscus, simplex, ad 15 mm. 

 longus. Folia conferta, palula, ad anlicum vergenlia, conduplicatim con- 

 cava, ambitu late ovata, ad 7* profunde lunatim excisa, lobis late trian- 

 gulatis, acutis, apice propaguliferis. Propagula oblongo-ovalia, hyalina, 

 pariete haud incrassata. Cellulx apice 18 jA, medio 18 X 27 u., basi 

 18 X 36 jjl, trigonis magnis ssepe confluentibus. 



Hab. St. Helena. 



In der Synopsis hat man diese Art zu A. subcomplicatum von den 

 Marianen Inseln gestellt, das Ungeheuerlichste was die Synopsis in 

 pflanzengeogr. Hiusicht geleistet hat. 



A. auritum (Nees) von Cap ist bedeutend kleiner. 



119 



