Difference between revisions of "Rhizomnium punctatum"
Ann. Bot. Fenn. 5: 143. 1968.
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|elevation=low to moderate elevations | |elevation=low to moderate elevations | ||
|distribution=Greenland;Alta.;B.C.;Man.;N.B.;Nfld. and Labr.;N.S.;Ont.;P.E.I.;Que.;Sask.;Ala.;Alaska;Ark.;Calif.;Ga.;Idaho;Maine;Md.;Mass.;Mich.;Miss.;N.H.;N.J.;N.Mex.;N.Y.;N.C.;Ohio;Okla.;Pa.;Tex.;Wash.;W.Va.;Wis.;Wyo.;Europe;Asia;Africa. | |distribution=Greenland;Alta.;B.C.;Man.;N.B.;Nfld. and Labr.;N.S.;Ont.;P.E.I.;Que.;Sask.;Ala.;Alaska;Ark.;Calif.;Ga.;Idaho;Maine;Md.;Mass.;Mich.;Miss.;N.H.;N.J.;N.Mex.;N.Y.;N.C.;Ohio;Okla.;Pa.;Tex.;Wash.;W.Va.;Wis.;Wyo.;Europe;Asia;Africa. | ||
| − | |discussion=<p>Rhizomnium punctatum is distinguished by the lack of micronemata, percurrent costa, presence of an apiculus, and thick margins.</p> | + | |discussion=<p><i>Rhizomnium punctatum</i> is distinguished by the lack of micronemata, percurrent costa, presence of an apiculus, and thick margins.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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|publication year=1968 | |publication year=1968 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V28/V28_387.xml |
|genus=Rhizomnium | |genus=Rhizomnium | ||
|species=Rhizomnium punctatum | |species=Rhizomnium punctatum | ||
Revision as of 17:05, 18 September 2019
Plants 1–3(–5) cm. Stems dark red or reddish brown when old; micronemata absent. Leaves green to light green, contorted when dry, broadly obovate or elliptic, (2–)3–5(–7) mm; margins pale green or reddish, 2–4-stratose; apex rounded or sometimes obtuse or truncate, short-mucronate or apiculate; costa percurrent or occasionally subpercurrent; medial laminal cells short-elongate or elongate, (50–)65–100(–120) µm, collenchymatous or not, walls pitted; marginal cells linear or short-linear, in 3 or 4 rows. Specialized asexual reproduction by green protonematous rhizoids. Sexual condition dioicous. Seta 1.5–3.5 cm. Capsule oblong-cylindric, 2–3.5 mm; operculum conic-rostrate; exostome greenish yellow, lamellae 18+. Spores 29–41 µm.
Phenology: Capsules mature spring.
Habitat: Forests, stream banks on logs, moist soil, humus, rock, on shaded cliffs
Elevation: low to moderate elevations
Distribution
Greenland, Alta., B.C., Man., N.B., Nfld. and Labr., N.S., Ont., P.E.I., Que., Sask., Ala., Alaska, Ark., Calif., Ga., Idaho, Maine, Md., Mass., Mich., Miss., N.H., N.J., N.Mex., N.Y., N.C., Ohio, Okla., Pa., Tex., Wash., W.Va., Wis., Wyo., Europe, Asia, Africa.
Discussion
Rhizomnium punctatum is distinguished by the lack of micronemata, percurrent costa, presence of an apiculus, and thick margins.
Selected References
None.