Pyrrhobryum spiniforme

(Hedwig) Mitten

J. Linn. Soc., Bot. 10: 174. 1868.

Basionym: Hypnum spiniforme Hedwig Sp. Musc. Frond., 236. 1801
Synonyms: Mnium spiniforme (Hedwig) Müller Hal. Rhizogonium spiniforme (Hedwig) Bruch
Treatment appears in FNA Volume 28. Treatment on page 245.

Plants often appearing feathery, dark green and glossy, or occasionally yellowish or brown with age. Stems to 6+ cm, occasionally branched, often grooved proximally; rhizoids dark rust red, papillose. Leaves (5–)6–8 × 0.4–0.8 mm; apex often ending in one double tooth; laminal cells uniformly subquadrate to short-rectangular, (7–)10–14 µm; marginal basal cells quadrate to rectangular, 14–30 × 10 µm. Seta pale yellowish orange or stramineous, 4–6 cm. Capsule (1.5–)2–3 mm, neck short; operculum 1.5–2 mm; exostome teeth reddish orange basally, pale yellow or hyaline distally; endostome segments pale yellow or hyaline, lightly papillose. Calyptra 3.5 mm. Spores 16–18 µm.

Phenology: Capsules mature Dec–Apr.
Habitat: Forests, base of tree trunks, logs, soil
Elevation: low elevations


V28 392-distribution-map.gif

Ala., Fla., Ga., La., Miss., Mexico, West Indies, Central America, South America, Asia, Africa, Pacific Islands, Australia.


Selected References


Lower Taxa

... more about "Pyrrhobryum spiniforme"
Steven P. Churchill +
(Hedwig) Mitten +
Hypnum spiniforme +
Ala. +, Fla. +, Ga. +, La. +, Miss. +, Mexico +, West Indies +, Central America +, South America +, Asia +, Africa +, Pacific Islands +  and Australia. +
low elevations +
Forests, base of tree trunks, logs, soil +
Capsules mature Dec–Apr. +
J. Linn. Soc., Bot. +
Illustrated +
Mnium spiniforme +  and Rhizogonium spiniforme +
Pyrrhobryum spiniforme +
Pyrrhobryum +
species +