Cerastium fontanum subsp. vulgare

(Hartman) Greuter & Burdet

Willdenowia 12: 37. 1982.

WeedyIntroduced
Basionym: Cerastium vulgare Hartman Handb. Skand. Fl., 182. 1820
Synonyms: Cerastium caespitosum Gilibert Cerastium fontanum subsp. triviale (Link) Jalas Cerastium triviale Linnaeus Cerastium vulgatum var. hirsutum Fries
Treatment appears in FNA Volume 5. Treatment on page 86. Mentioned on page 83, 87.

Plants perennial (very rarely annual). Inflorescences usually eglandular, occasionally viscid and glandular. Petals equaling sepals. Capsules 9–13 mm. Seeds 0.4–0.9 mm; tubercles small. 2n = ca. 122–152, usually 144.


Phenology: Flowering throughout growing season.
Habitat: A common weed in grassy places: lawns, roadsides, pastures, open woodlands, wastelands
Elevation: 0-3000 m

Distribution

V5 178-distribution-map.gif

Introduced; Greenland, St. Pierre and Miquelon, Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Ont., P.E.I., Que., Sask., Yukon, Ala., Alaska, Ariz., Ark., Calif., Colo., Conn., Del., D.C., Fla., Ga., Idaho, Ill., Ind., Iowa, Kans., Ky., La., Maine, Md., Mass., Mich., Minn., Miss., Mo., Mont., Nebr., Nev., N.H., N.J., N.Mex., N.Y., N.C., N.Dak., Ohio, Okla., Oreg., Pa., R.I., S.C., S.Dak., Tenn., Tex., Utah, Vt., Va., Wash., W.Va., Wis., Wyo., Europe, worldwide

Discussion

Small annual forms of subsp. vulgare can be difficult to separate from Cerastium pumilum. The latter has smaller capsules, narrower and sharply acute sepals, and short, glandular hairs on the sepals, bracts, and inflorescence.

Selected References

None.

Lower Taxa

None.

"-1.5timesaslongassepals" is not declared as a valid unit of measurement for this property.

144 +, 122 +  and 152 +
perigynous +  and hypogynous +
scarious +
John K. Morton +
(Hartman) Greuter & Burdet +
Cerastium vulgare +
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 +
3mm;8mm +
eglandular-pubescent +
lanceolate +
reduced +
herbaceous +  and scarious +
8 +  and 6 +
cylindric +
0.9 cm9 mm <br />0.009 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
3-50-flowered +
dish--shaped +
expanded +
Greenland +, St. Pierre and Miquelon +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. +, N.W.T. +, N.S. +, Ont. +, P.E.I. +, Que. +, Sask. +, Yukon +, Ala. +, Alaska +, Ariz. +, Ark. +, Calif. +, Colo. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Idaho +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, Mont. +, Nebr. +, Nev. +, N.H. +, N.J. +, N.Mex. +, N.Y. +, N.C. +, N.Dak. +, Ohio +, Okla. +, Oreg. +, Pa. +, R.I. +, S.C. +, S.Dak. +, Tenn. +, Tex. +, Utah +, Vt. +, Va. +, Wash. +, W.Va. +, Wis. +, Wyo. +, Europe +  and worldwide +
0-3000 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 +
A common weed in grassy places: lawns, roadsides, pastures, open woodlands, wastelands +
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 +
Flowering throughout growing season. +
Willdenowia +
tuberculate +
compressed +  and angular-obovate +
persistent +
distinct +
ovatelanceolate +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
pseudopetiolate +
Weedy +  and Introduced +
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 caespitosum +, Cerastium fontanum subsp. triviale +, Cerastium triviale +  and Cerastium vulgatum var. hirsutum +
rooting +  and rhizomatous +
Cerastium fontanum subsp. vulgare +
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 +