A.\i:ri;.\. 453 



3. Aneura ainbrosioides (^\rr.s). 



Aiteura malt ijl(I<(, Viiv. amf>ru.sii>id<;s, Nees, Nat. Eur. Leb. I 1 1 , p. 4.'i<» (ls;;h), 



G. L. N. 8vii. Hep. p. r.i7 (!«»»). 

 Ju'ccardia lauliijida, var. ainbrosioides (Nees), Lindb. Acta Soc. Sci. Fenn. M», 



r.ii(is7-.). 



Monoicous, loosely ca'spitose or croeping amongst mosses, 

 small, dark green, turning dark brown, when young light green 

 in colour. Stems prostrate, narrow, subjiinnate ; pinna- ascend- 

 ing, irregular in length, sometimes attenuate ; cross-section 

 bi-convex or piano-con ve.x ; margin minutely crenulate, composed 

 of a single row of cells; texture rigid; exterior cells small, 

 (juadrate, much smaller than the inner, 40 to GO round, walls 

 dark, firm ; inner cells medium to rather large in size, 4-G-sided ; 

 4 to G cells thick near the middle. Female flowers lateral on the 

 main stem ; bracts small, laciniate. Calyptra relatively very 

 large, cylindrical, smooth. Androecia lateral, long, linear, in 

 which are imbedded about G roundish-oval antheridia. 



I have never met with perfect fruit. 



Dimensions. — Fronds 1 inch long x 5' to 10" mm. broad, 

 stem 75 mm. broad x "2 mm. thick ; cells interior 03 mm. 

 X 05 mm., exterior 02 mm. ; male catkin 1 mm. long x 4 mm. 

 broad. 



H.\H. — Amongst wet mosses or on shaded wet rocks. Some- 

 what rare. 



1. Mousehole Cave, Penzance, Cornwall, Miffen iS* dirnoic. 

 7. 'ryn-y-Groes, Merionethshire, //'. //. /^ . Ogwen Valley, 

 Dr.Carrington ^- IW II. P. \). Hayfield, Derbyshire, G. A. UuU. 

 12. Grisedale, Burnt s ty Stabler ; Broad Gate Bog, Ings, 

 Westmorland, G. Stabler. 16. Common on wet rockv i)anks. 

 especially in ravines, Moidart, West Inverness. S. M. Marv'unr. 



\. Ventry ; Connor's Hill; O'Sullivan's Cascade, ifec. Dr. 

 Carrinyhm and other?. 



Found on the C«»ntinent. 



Obs. — This has always been considered by previous writers as 

 a variety of A. inuUifuln, but its usually tlark brown colour, rigid 



