HYPNUM incurvatum.
Small curved-leaved Hypnum.
C R YP TO G AM IA Musci.
Gen. Char. Fruit-stalks lateral. Peristome double;
outer one of 16 teeth; inner, a membrane cut
into 16 equal segments, and usually with intermediate
filiform processes. Calyptra dimidiate.
Spec. Char. Stems creeping, variously subdivided.
Branches pinnate, crowded, incurved at the
apex. Leaves loosely imbricated, lanceolate-acuminate,
entire, two-nerved at the base, incurved.
Capsule ovate, cernuous. Lid conical, acute.
Syn. Hypnum incurvatum. Schwaegr. Suppl.v. 1.
P . 285. t. 94. Web. et Mohr. Bot. Tasch. 342.
Bridel. Br. Un. v. 2. 452.
O n the walls in the lower part of Helk’s wood, Ingleton,
and near Kendal, on the way to Ambleside, July, 1838.
Stems creeping, and forming broad circular patches,
branched; branches subdivided in a pinnated manner, the
ultimate divisions slightly curved upwards at the extremity.
Leaves loosely imbricated, ovate-lanceolate, acuminate,
concave and obscurely two-nerved at the base, entire at the
margin, light green, those of the stem spreading; those at
the extremity of the branches curved upwards. Perichae-
tial leaves lanceolate, acuminate, nerveless, whitish, entire.
Fruit-stalk smooth, about an inch long. Capsules ovate-
oblong, cernuous, shining, of a pale olive-colour. Outer
peristome of 16 yellowish-brown acute teeth ; inner a membrane
divided into 16 perforated segments with 2 or 3 in