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Nardia Stableri, Spnne.
Dioicous. Stem creeping or erect, branched.
Lea v e s subimbricate, erect, broadly^ ovate,
quadrate, complicately keeled, bilobate ; lobes
acute. Female flowers terminal, opposite innovations.
Bracts larger than the leaves.
Perianth cylindrical, when mature hal f adnate;
mouth fimbriate.
Marsupella Stableri, S p ru c e ; Rev. B r y o l ,
18 8 1, p. 9 6 ; Carr, and Pears. Exs. No. 153.
On rocks.
Dioicous, small, densely cæspitose, brownish
green, becoming purple, resembling copper wire, at
the head rosy-purple. Stem from a rhizomatose
base, small leaved, rarely without leaves, somewhat
erect or creeping, thread-like, | to f inch long,
and branched ; branches fastigiate, equally foliose,
female clavate, often dichotomous, or fasciculately
innovant. Leaves subimbricated, subpellucid, erect,
adpressed, broadly ovate-quadrate, complicatedly
keeled to one-half or one-third, bilobate, lobes acute,
rarely acuminate, entire or rarely with a tooth. Cells
hexagonal. Lower cauline leaves and all those of
sterile branches minute, closely adpressed, Andræcia
terminal or median on stem or branches, bracts three,
large, two to three times larger than adjacent leaves,
ventricose, bilobed one-third. Female flowers terminal,
opposite innovations, bracts much larger than
the leaves, not crowded, adpressedly imbricate,
broadly ovate, ventricose below, keeled above, bilobate,
lobes plane,ovate, subacuminate,and denticulate,
exterior bracts much smaller, and less deeply
cut. Perianth when young, ovate, tubular, turgid at
the base, nearly free, mouth rosy ciliate ; when mature
half adnate, mouth fimbriate. Calyptra not
much shorter. Capsule oblong-globose on a short
pedicel. Spores even. Elaters bispiral.— {Plate 6,
fis- 77)
Nardia olivácea, Spruce.
Cæspi tose, small, rhizome creeping, without
leaves, apex erect. Le a v e s small, imbricate,
oblong, concave, or keeled, bilobed, sinus and
lobes obtuse. Bracts concave, shor t ly bilobate,
larger. Perianth variable, concrete hal f way,
mouth toothed.
Marsupella oliváceo. Spruce Re vue Bryol.,
1 88 1, p. 97. Sarcoscyphus Sprucei P deeipiens,
Limpr. F lo r a ; Jahresber Schleis., 1881.
Sarcoscyphus adustus, Gott. and Rab. Exs. 648
(partly).
On rocks.
Synoicous and paroicous, small, cæspitose, olive
green. Stem ^ to J inch long, rhizome creeping,
subdivided, without leaves or with small ones,
apex erect, simple or innovant, fertile clavate
above, sterile thread-like. Leaves small, thick,
opaque, subimbricate, erect, adpressed, the upper
sometimes spreading at the apex, decurrent
and vaginate at the base, oblong, concave or
keeled, bilobed, sinus obtuse, lobes obtuse,
rarely abruptly subacute, cells minute. Invo-
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