322 BRYOLOGY OF NEW ZEALAND. 
( Leaves SalCatescHtrinte 3.) Ske 2 os 4. paradoxum 
1 Leaves not falcate (in B. plumosum sometimes 
CULTS SEs crt FEPSUAG Denny eds eran cy rec he Heese yn tele a atseees ey ar ee eee 2 
Seta smooth, leaves longly acuminate ... 2 ai 1. salebrosum 
| Seta smooth below, roughish above: “leaves 
2. BROTUY “BCUrAIN ates Se ee ee 3. plumosum 
| Seta rough ate ashes leaves large, shortly 
\ etuminnte. = o-\ ene ae ae 2. rutabulunr 
1. Brachythecium salebrosum (Hoffm.) Bry. eur., loc. cit. (1853). 
Syn. Hypnum salebrosum Hoffm. Deutsechl. FI. ii, 74 (1796). 
Easily known by its pale, usually zelondat silky stems, with 
soft, very plicate leaves, generally tapering gradually to a long 
subpiliform subula; by the autoicous inflorescence and quite smooth 
qT do not find any Pubisted record, but I have half a dozen 
New Zeala aa specimens in my her barium, from both North and 
South Islands, as well as one ai Stewart I. 
A plant from Beckett’s ee. is determined by Brotherus 
as nov. var. in tegrifolium. But. in view of the great number of 
the cw plant frequently has the leaves entire (cf. Limpr., 
Laubm. iii, 74), it does not appear to me desirable to Su htik, it 
new. 
B. salebrosum is a widely distributed plant in the northern 
jemi aiie and occurs in Tasmania, Kerguelen, and S. Africa 
2. Brachythecium rutabulum (L.) Bry. eur., loc. cit. 
Syn. Hypnum rutabulum eg Sp. PL. , p. 1124; FL. N.Z. ii, 
109; Handb. N.Z. F1., p. 478. 
Known at once when in fruit a B. salebrosum by the rough 
seta; and in the sterile condition, by the bro ader, more shortly 
pointed leaves, never filiform and acuminate, not or rarely very 
3 Pee | 
vigor! i ean scarcely be determined with safety ine 
fru this species are linear-rhomboid, an 
markedly wiles ax ad pellucid at the angles 
robustum Bry. eur. More etal dian the type; leaves 
large, ‘distinetly sae when dry 
B. rutabulum, one of the Bet common mosses in the temperate 
‘parts of northern Europe and America, is apparently fairly frequent, 
4 not abundant in New Zealand. I have the var. robustum from 
