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Ulota Moss

Ulota phyllantha Bridel 1819

Comprehensive Description

provided by North American Flora
Ulota phyllantha Brid. Muse. Recent. Suppl. 4: 113. 1819
Orthoirichum phyllanthum Steud. Nom. Bot. Crypt. 304. 1824.
Orthotrichum jutlandicutn Brid. Bryol. Univ. 1: 296. 1826.
Orthotrichum fasciculalum Brid. Bryol. Univ. 1: 297. 1826.
Weissia phyllantha Lindb. Musci Scand. 28. 1879.
Ulota maritima C. Mull. & Kindb. in Macoun, Cat. Can. PI. 6: 84. 1892.
Plants in dense thick tufts, brownish-green to yellowish-green above, dark brown below, 1-3 cm. high, simple or sparingly branched; leaves long-lanceolate to linear-lanceolate, very strongly crispate when dry, reaching 3 mm. or more in length, slender-pointed, narrowly obtuse to acute, the margins more or less revolute below, mostly plane above; costa stout, vanishing in the apex, or in some of the upper leaves usually excurrent into a thick point bearing numerous oblong-cylindric, septate brood-bodies; upper leaf -cells strongly papillose, very thick-walled, irregularly rounded, subcircular to elliptic, the lumen 7-8 fi in diameter, the walls fully half as thick; median basal cells linear, colored, very thick-walled; dioicous; seta light red-brown, reaching 1 cm. in length, usually less; capsules exserted much beyond the leaves when just mature and operculate, brown to light yellow, when dry oblong-ovoid with a, long, wrinkled neck, scarcely contracted below the mouth, slightly ribbed, when old and dry oblong-cylindric, strongly ribbed and darker in color, the urn about 1.5 mm. in length exclusive of the neck; calyptra sparingly hairy; exothecial cells slightly differentiated; peristome-teeth 16, at first erect when dry, later reflexed, at first united in pairs, having 18-20 rectangular, finely papillose, external plates, somewhat colored; segments 8, about 0.4 mm. long, linear; spores maturing in early summer.
Type locality: Schleswig, Germany.
Distribution: On rocks or trees; Pacific Coast region from Oregon to Unalaska; also reported
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bibliographic citation
North American flora. vol 15A (1). New York Botanical Garden, New York, NY
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