Pyrrhobryum spiniforme |
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pyrrhobryum moss |
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Habit | 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. |
Pyrrhobryum spiniforme |
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Phenology | Capsules mature Dec–Apr. |
Habitat | Forests, base of tree trunks, logs, soil |
Elevation | low elevations |
Distribution |
AL; FL; GA; LA; MS; Mexico; Central America; South America; West Indies; Asia; Africa; Pacific Islands; Australia |
Source | FNA vol. 28, p. 245. |
Parent taxa | Rhizogoniaceae > Pyrrhobryum |
Synonyms | Hypnum spiniforme, Mnium spiniforme, Rhizogonium spiniforme |
Name authority | (Hedwig) Mitten: J. Linn. Soc., Bot. 10: 174. (1868) |
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