Found on the Continent (Cermany).
Obs.—Distinguished from Ceph. divaricafa (Sm.) by its
paroicous inflorescence, Ijraots more liighly connate, entire brao-
teoie, not bifid or ever free; remarkable at first sight by its
swollen involucre.
D escription op P late LXX.—Pig. 1. Plants natural size.
2. Fertile stem with perianth x 24 (nr. Warrington, W. Wilson).
3-5. Leaves x 85 (ditto). 6. Leaf x 64 (Custrin, Germany,
Flotow, Hb. Limpricht). 7. Portion of leaf x 290 (nr. Warrington.
W. Wilson). 8. 9. Stipules x 85 (ditto). 10. Subbract
X 64 (Custrin, Flotow). 11. 1st sub-bract x 64 (nr.
Warrington, W. Wilson). 12. 2nd sub-bract x 64 (ditto).
13. 3rd sub-bract x 64 (ditto). 14. Sub-bracteole x 64 (Custrin,
Flotow). 15. Antheridium x 85 (ditto). 16. Bracts x 84
(nr. Warrington, W. Wilson). 17. Cross-section of perianth
near the base x 24 (Cornwall, Curnow). 18. Ditto, near the
middle (ditto).
18. Cephalozia elachista {Jack.), lAndb.
.Tungermania elachista, Jack, in G. tfe E. Hep. Eu r. no. 574 (1878) ■ Limpr K rv p t
Schl. 1. p. 296 (1876). '
Cephalozia elaohista, Lindb. Hep. in Hib. p. 502 (1874); Spruce, On Cephalozia
p. 70 (1882). z r > P
Monoicous, dado- or acrocarpous, laxly C£e.spitose, small, pale
green. Stem rooting at the base, rootlets few, distant, ver) delicate,
prostrate, subaphyllous, with feiv branches. Leaves distant,
subimbricate only towards the apices of tlie fertile branches!
oval, deeply acutely bilobed, segments broadly subulate, acuminate,
incurved, entire or furnished with one or two teeth ; cells small,
subquadrate or elongate, pellucid, sub-leptodermous, walls thin, no
thickened angles or trigones. Stipules minute, entire or bifid,
acuminate, sometimes wanting. Branches ? short or elongate,
often innovantly proliferous; bracts much larger than the leaves,
partly free, deeply bilobed, dentionlate or subspinulose; segments
finely acuminate. Bracteole similar. Perianth elongate, trigouous-
185
prismatic, month slightly denticulate, teeth few, incurved. Capsule
oval. Spores and elaters reddish-brown, elatere hispiral. Amenta 4,
terminal on stem or occupying almost the whole branch ; perigonial
bracts narrowly oval, deeply bilobed, denticulate, segments acuminate,
above secund ; perigonial bracteole oblong, bifid, segments
acute ; antheridia small, oval.
Fruits March, April.
D im e n s i o n s .— Stems j to J inch long, diameter '02 mm.,
■03 mm .; leaves T 75 mm. x T25 mm,, seg. T mm., '15 mm.
X T25 mm., seg. T1 mm., T35 ram. x T1 mm., seg. -115 mm.,
'15 mm. X T mm., seg. '06 mm. ; cells '025 mm. x '02 mm.,
•035 mm. x -015 mm., -025 mm. x -02 mm., -02 mm. x -02 mm.,
■02 mm. X ■0175 mm. ; stipules •IS mm. x ^05 mm., •! mm. x
•03 mm., seg. -04; bracts -35 mm. x -25 mm., seg. '2 mm.;
perianth 1' mm. x '4 mm., 1^3 mm. x '3 mm., 1'5 mm. x '4 mm. ;
perigonial bracts '2 mm. x •175 mm., seg. ^15 mm.; perigonial
bracteoles •125 mm. x -075 mm., seg. -05 mm. ; antheridia -1 mm.
x -075 mm. ; elaters -15 mm. x -01 mm.
H ab.— Growing on damp rocks, I., near Lough Bray,
A. 0. Lindberg, 1873. Brandon Mt., &c., D. Moore.
Extremely rare.
Found on the Continent ; Baden, Jack. Finland, S. 0. Lindbenj.
Norway, Brghn.
O b s .—Distinguished from all forms of C. divaricata (Sm.), and
from C. .Jackii, Limpr. by its monoicous inflorescence; it is remarkable
for its very slender habit, distant, deeply bilobed leaves, which
are either entire or slightly denticulate.
D e s c r ip tio n op P l a t e LXIL—Pig. ]. Plants natural size.
2, 3. Portions of.stem x 85. 4 -9 . Leaves x 85. 10. Portion
of leaf x 290. 11, 12. Stipules x 85. 13. Bract x 85
1 4 -1 6 . Segments of bracts x 85. 17. Perianth x 24.
18. Perigonial bract x 85. 19. Perigonial bracteole x 85.
20. Antheridium x 85. (G. & R. Hep. Eur. no. 274, Salem,
Baden, Germany, Jack.)