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Lapland Amphidium Moss

Amphidium lapponicum W. P. Schimper 1856

Description

provided by eFloras
Plants small to medium-sized, up to 3.5 cm high, dark green or yellowish brown, in dense tufts. Stems erect, simple or forked, radiculose below. Leaves strongly curled and contorted when dry, narrowly oblong- to linear-lanceolate; margins irregularly and narrowly recurved below, entire or indistinctly sinuate above; costa single, strong, ending near the leaf apex, papillose on both sides; upper laminal cells rounded-hexagonal, 8–10 µm in diameter, thick-walled, very opaque, densely warty-papillose; lower cells slightly larger, rectangular, thin-walled, hyaline or pale yellowish, smooth; alar cells not differentiated. Autoicous. Perichaetial leaves greatly enlarged, entirely sheathing, broad at base, short-pointed at the apex. Setae up to 2 mm long, as long as or shorter than perichaetial leaves; capsules shortly emergent, 1.0–1.3 mm long. Spores 9–12 µm in diameter, usually smooth or nearly so.
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cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Moss Flora of China Vol. 1: 93 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Moss Flora of China @ eFloras.org
editor
Gao Chien & Marshall R. Crosby
project
eFloras.org
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eFloras

Distribution

provided by eFloras
Distribution: China, Japan, Central Asia, Europe, Greenland, Iceland, and North America.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Moss Flora of China Vol. 1: 93 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Moss Flora of China @ eFloras.org
editor
Gao Chien & Marshall R. Crosby
project
eFloras.org
original
visit source
partner site
eFloras

Habitat

provided by eFloras
Habitat: on moist rocks.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Moss Flora of China Vol. 1: 93 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Moss Flora of China @ eFloras.org
editor
Gao Chien & Marshall R. Crosby
project
eFloras.org
original
visit source
partner site
eFloras

Synonym

provided by eFloras
Amphidium sublapponicum (C. Müll.) Broth., Nat. Pflanzenfam. 1(3): 460. 1902. Zygodon sublapponicus C. Müll., Nuov. Giorn. Bot. Ital. n. sér. 5: 186. 1898. Type. China: Shaanxi, Taibai Shan (Mt.), Giraldi 1209 (holotype H). Synonymized by C. Gao (1994).
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Moss Flora of China Vol. 1: 93 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Moss Flora of China @ eFloras.org
editor
Gao Chien & Marshall R. Crosby
project
eFloras.org
original
visit source
partner site
eFloras

Comprehensive Description

provided by North American Flora
Amphidium lapponicum Schimp. Coroll. Bryol. Eur. 39. 1856
Anictangium lapponicum Hedw. Sp. Muse. 40. 1801.
Aniciangium striatum Brid. Muse. Recent. Suppl. 1: 25. 1806.
Zygodon lapponicus Bruch & Schimp. in B. S. G. Bryol. Eur. (4:) Zyg. 6. 1838.
Amphoridium lapponicum Schimp. Syn. 247. 1860.
Plants cespitose, dark green, brown to blackish below, 1-3 cm. high; leaves more or less crisped when dry, spreading when moist, 1.5—2 mm. long, narrowly oblong-lanceolate to linearlanceolate, sharply to obtusely acute at the apex, the margins plane, entire; costa strong, ending shortly below the apex, with 4 median guide cells; lamina mostly of one layer of cells; upper median leaf-cells roundish-quadrate, incrassate, 8-10 ^ in diameter, papillose on both sides with numerous low papillae; basal cells smooth, larger, rectangular, thinner-walled, pellucid to hyaline; perichaetial leaves very different, sheathing, entirely smooth, the upper more abruptly acuminate, often serrate at the base of the acuminatum, the upper cells elongate in all, rhomboidal to rhombic; autoicous; seta about 1.5 mm. long; capsules pyriform, about half-emergent, erect and symmetric, brownish and 8-ribbed when dry, more or less urceolate with a spreading mouth, the neck distinct, as long as the spore-sac; calyptra covering about half the capsule; operculum red, the beak usually less than the radius of the capsule; spores 10-12 m in diameter, maturing in spring or early summer.
Type locality: Lapland.
Distribution: Crevices of cool, moist, shaded ledges and cliffs in elevated regions, mostly on noncalcareous rocks; Greenland to British Columbia, south to California and Arizona, and the northern United States east of the Rocky Mountains ; Europe ; Asia.
license
cc-by-nc-sa-3.0
bibliographic citation
North American flora. vol 15A (1). New York Botanical Garden, New York, NY
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North American Flora