Flora of North America species comparison

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Rhodobryum ontariense

Ontario rhodobryum moss, rose moss
Stem(s)

leaves 18–55 in rosettes, usually more than 20, 4–10 mm;

margins strongly revolute to beyond mid leaf, often nearly to apex;

apex broadly acute to cuspidate;

costa in rosette leaves percurrent to short-excurrent, hair-point slender, in cross section stereid band distinct, reaching dorsal epidermal layer, without intervening layer of thin-walled cells.
Spores

16–24 µm.
Perichaetial

inner leaves with costa long-excurrent, hair-point denticulate.

Rhodobryum ontariense
Phenology Capsules mature Nov–Feb (late fall–late winter).
Habitat Rich soil, forests, forest edges, rotten logs, tree bases, soil over rock, rock, often calcareous, boggy sites
Elevation low to high elevations (0-3000 m) (low to high elevations (0-9800 ft))
Distribution
from FNA
AR; AZ; CT; DC; DE; GA; IA; IL; IN; KS; KY; MA; MD; ME; MI; MN; MO; NC; ND; NE; NH; NJ; NM; NY; OH; PA; RI; SC; SD; TN; TX; VA; VT; WI; WV; AB; MB; NB; NF; NS; ON; QC; SK; Mexico; Eurasia (India, Japan, mainland se Asia)
[WildflowerSearch map]
Discussion

Rhodobryum ontariense is a common and characteristic species of the eastern deciduous forests, occurring as far south as Arkansas and Georgia, with disjunct populations in the mountains of west Texas, New Mexico, and southeastern Arizona. The species is not found in arctic tundra and is rare in the northern boreal forests.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 28, p. 177.
Parent taxa Bryaceae > Rhodobryum
Sibling taxa
R. roseum
Synonyms Bryum ontariense
Name authority (Kindberg) Kindberg: Eur. N. Amer. Bryin. 2: 346. (1898)
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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