METZGEBIA. 463 



3. Metzgeria conjugata, Lindh. 



Jungermania fiircata (non L.), Weiss. PI. crypt, fl. (Jott. p. ] OS (1770), and 



others. 

 Jungermaniafurcata, var. elongata, Hook. Brit. Jung, in textu ad tab. hh et .')(> 



(pp. ?), (isis-k;). 



Metzgeria conjugaia, Lindb. in Act. See. Fl. Fenn. 10, p. 4',)."), n. 27 (1875), 

 Schiffner in Engler k. Prantl, Pflanzenfamilien, 91 und !)2 Lief. p. 5^5 

 (with figures) (1.S03) ; McArdle in Proc. Royal Irish Academy, 3rd ser. 

 vol. iv. No. 5 (with plate) (181)8). 



Monoicous, stratificato-c?espitose, medium size, pallid, pale 

 g-reen to green in colour, when dry slightly polished, very 

 pellucid. Fronds dichotomous, or in smaller forms irregularly 

 branched and furcate or sub-bipinnate, branches short, linear, 

 narrower in some parts, convex above, margins revolute, apices 

 obtuse, usually broader, antical surface smooth, postical, with the 

 margins and midribs pilose with rather long, straight, divaricate 

 hairs, the hairs usually double and very frequently with sucker- 

 like branches at their extremities, midrib about 20 cells in 

 circumference, projecting on the postical side ; texture firm, cells 

 largish, regularly 5- and 6-angled, lax. Female flowers situated 

 on the midrib on the postical side ; bracts pilose, hairs straight 

 and divaricate. Calyptra pyriform, clothed with numerous long 

 divaricate hairs. Androecia very numerous, situated on the midrib, 

 antheridia 3-10, shortly stipitate. 



Fruits in Spring and Autumn. 



Dimensions. — Fronds 1 to 2 inches long, 1* mm. -2* mm. 

 broad ; cells '04 mm. -'065 mm. 



Hab. — On shaded rocks or trunks of living trees. Somewhat 

 rare. 



2. Ardingley Rocks, Sussex, G. E. Davic-s. 7. Llanberis, 

 Carnarvonshire, IF. //. P. 9. Thrang End, Lane, ./. J. Whcldon. 

 10. Dent, G. Stabler; Ingleton, IF. West. 12. Kentmere Planta- 

 tion ; Park Beck ; Grisedale ; Possett Ghyll ; Rayrigg "Wood, 

 Windermere, Westmorland, G. Stabler ; Isle of Man, G, A. Holt. 

 13. In sub-alpine glens. New Galloway, /. J/<?^W>-<??6\ 15. Killin, 



