THE EUROPEAN SPHAGNACEE 851 
Fascicles se or distantly arranged, with 7-18 branches, of 
which 8-5 are horizontal, short and clavate, with thin apices. 
Leaves of -the spreading aes from an oval base almos 
suddenly a a . the middle into an elongated apex, Segped 
narrow er surface almost entirely without pores ; 
the eal preg in the apical part with very sh strongly 
ringed pores in all the cell- angle below with larger round p 
Leaves of the pendent eonabans in the upper two- thirds with yeas 
pores in the upper and lateral cell-angles on both surfaces 
Chlorophyllose cells in section median; in the upper part of the 
leaf elliptical, and completely enclosed on both surfaces; in the 
basal part barrel- -shaped to rectangular, and free on both surfaces. 
Hyaline cells on the inner surface, where they are united to the 
chlorophyllose cells, ee papillo 
Hab. Wet pine-wood 
Distrib, Russia, Finland, Sweden; Asia; N. Amer 
This very fine and distinct species is readily ot ae by the 
Puen branches in each fascicle, as well as by their clavate 
orm 
The following varieties have been described. 
1) Var. squarrosulum Russ. Beitr. zur Kenntn. der Torfm. 
1865-66. peace in ng branches longer, with squarrose leaves, 
having more nu us pores 
2) Var. iis te Week Bot. Gaz. xv. 225, 1890. Colour, 
especially in the Sepitalen, a beautiful rose- or violet- red, mixed 
with yellowish-gre 
(3) Var. viride ee l.c. Grass-green, whitish below. 
§ v. SpHacna rica Schimp. 
_Branch-leaves large, generally from a broad-ovate base, above the 
middle suddenly (rarely gradually) contracted into a longer or shorter, 
broadly truncate and toothed, frequently squarrose apex ; W1 ith a re- 
markably narrow toothed border, margin widely inrolled, Hyaline 
cells wide, rhomboid, with numerous fibrils, where united with the 
chlorophyllose cells ‘either smooth or papillose ; a formation 
various, but the pores generally more numerous 0 outer side, 
and generally ther rows 0. e commissures ner 
surface most numerous near the lateral margins. ‘Ghlocopliylloss 
cells in Sano ree generally este the outer surface of the 
l 
on outer surface. Biditioee sometimes poy an triangular to 
triangular-lingulate ; sometimes of medium size ; sometimes very 
large and lingulate to almost spatulate, with a more or less distinct 
hyaline margin, especially on the upper margin an ea 
apex sometimes fimbriate. Cortical cells of the stem usually in 
several (rarely in one) layers, thin-walled and non- -fibrillose, but on 
the outer wall frequently with a single large pee and on the inner 
walls with small pores. Plants, when nerally rigid and 
slightly glossy; whitish, yellowish, brownish, bluish- -green or in 
the capitulum dirty violet; never purple. 
