Cerastium fontanum subsp. fontanum

Common names: Mountain mouse-ear chickweed
Synonyms: Cerastium fontanum subsp. scandicum
Treatment appears in FNA Volume 5. Treatment on page 86.
Revision as of 10:17, 30 July 2020 by imported>Volume Importer
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Plants perennial. Inflorescences never glandular. Petals 1.3–1.5 times as long as sepals. Capsules 11–17 mm. Seeds 0.9–1.2 mm; tubercles coarse. 2n = 144 (Europe).


Phenology: Flowering summer.
Habitat: Grassy areas, scrub
Elevation: 0-100 m

Discussion

Subspecies fontanum is widespread in the mountains of northern and central Europe.

Selected References

None.

Lower Taxa

None.
perigynous +  and hypogynous +
2-fid;acute;obtuse;subacute;elliptic;ovate-oblong +
scarious +
John K. Morton +
Baumgarten +
elliptic to broadly ovate +  and linear +
2.5 cm25 mm <br />0.025 m <br /> (4 cm40 mm <br />0.04 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
oblanceolate +, subacute +, elliptic +  and ovate-oblong +
not succulent +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
eglandular-pubescent +
lanceolate +
reduced +
herbaceous +  and scarious +
8 +  and 6 +
cylindric +
1.1 cm11 mm <br />0.011 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
Mountain mouse-ear chickweed +
3-50-flowered +
dish--shaped +
expanded +
Greenland +  and Europe +
0-100 m +
straight +  and curved +
central +  and peripheral +
pistillate +  and subsessile +
inconspicuous +
unisexual +  and bisexual +
eglandular +  and branched +
10 cm100 mm <br />0.1 m <br /> (45 cm450 mm <br />0.45 m <br />) +
stalked +  and simple +
Grassy areas, scrub +
straight +
patent +  and ascending +
disc--shaped +  and dish +
sessile +  and petiolate +
not marcescent +
connate +
alternating +
translucent +  and purplish +
swollen +
5 cm50 mm <br />0.05 m <br /> (20 cm200 mm <br />0.2 m <br />) +
3 +  and 5 +
crassinucellate +  and bitegmic +
campylotropous +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
reflexed;erect +
0.2 cm2 mm <br />0.002 m <br /> (1 cm10 mm <br />0.01 m <br />) +
perigynous +  and hypogynous +
fugacious +
1.3-1.5 times as long as sepals +
oblanceolate +
Flowering summer. +
Enum. Stirp. Transsilv. +
reddish-brown +
tuberculate +
compressed +  and angular-obovate +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
persistent +
distinct +
ovatelanceolate +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
pseudopetiolate +
5 +  and 10 +
branched +  and simple +
ascending;erect or decumbent +
subterminal +
[30 +  and 5 +
roughened +  and papillate +
distinct +
clavate +  and filiform +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Cerastium fontanum subsp. scandicum +
rooting +  and rhizomatous +
Cerastium fontanum subsp. fontanum +
Cerastium fontanum +
subspecies +
not inflated +
divided +
10 +  and 8 +
pubescence of simple hairs or stalked glands +  and glabrous +
19 +, 18 +, 17 +, 15] +, 13 +  and [9 +