Flora of North America species comparison

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Physcomitrium pyriforme

common bladder-moss, goblet moss, physcomitrium moss
Habit Plants light green or yellowish green.
Stems

0.2–15(–25) cm.
Leaves

obovate to ovate-lanceolate, distal leaves 2–5 mm;

margins toothed, sometimes nearly smooth distally;

percurrent to rarely short-excurrent.
Seta

(1–)6–15(–30) mm.
Capsule

exserted, 1–3 mm, globose-pyriform when young, highly variable in shape when old, urceolate to pyriform;

neck short, distinct;

exothecial cells irregular hexagonal;

suboral cells consisting of 5–17 rows of rectangular cells.
Spores

(24–)46–60(–90) µm, papillose.
Specialized

asexual reproduction absent.

Physcomitrium pyriforme
Phenology Capsules mature late fall–spring.
Habitat Wet soil in disturbed places
Elevation low to high elevations
Distribution
from FNA
AL; AR; CA; CO; CT; DE; FL; GA; IA; ID; IL; IN; KS; KY; LA; MA; MD; ME; MI; MN; MS; NC; ND; NE; NH; NJ; NY; OH; OR; PA; SC; SD; UT; VT; WA; WI; WV; WY; AB; BC; MB; NB; NS; ON; QC; SK; Mexico; Eurasia; Africa; Australia
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Discussion

Physcomitrium pyriforme is morphologically variable and widespread across the continent. Plant size, leaf characters, and shape of the capsule vary from place to place and often within populations.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 27, p. 198.
Parent taxa Funariaceae > Physcomitrium
Sibling taxa
P. collenchymatum, P. hookeri, P. immersum
Synonyms Gymnostomum pyriforme, P. californicum, P. drummondii, P. kellermanii, P. megalocarpum, P. pygmaeum, P. turbinatum
Name authority (Hedwig) Hampe: Linnaea 11: 80. (1837)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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