Scleranthus perennis

Linnaeus

Sp. Pl. 1: 406. 1753.

Common names: Perennial knawel scléranthe vivace
Introduced
Treatment appears in FNA Volume 5. Treatment on page 151. Mentioned on page 149, 150.

Distribution

V5 309-distribution-map.gif

Que., Conn., Mass., Mich., Wis., c Europe, w Asia

Discussion

Subspecies 5 (1 in the flora).

In the flora area, Scleranthus perennis is probably best established in Wisconsin; R. A. Schlising and H. H. Iltis (1961) reported it from four counties there, the first collection made in 1928.

Selected References

None.

... more about "Scleranthus perennis"
acute;blunt or obtuse +
John W. Thieret +  and Richard K. Rabeler +
Linnaeus +
Laciniate (?) +, Emarginate (?) +, Jagged (?) +, 2-fid (?) +  and Entire (?) +
subulate +  and linear +
not succulent +
reduced +
herbaceous +  and scarious +
Perennial knawel +  and scléranthe vivace +
dish--shaped +
expanded +
Que. +, Conn. +, Mass. +, Mich. +, Wis. +, c Europe +  and w Asia +
straight +  and curved +
central +  and peripheral +
sessile +  and subsessile +
inconspicuous +
unisexual +  and bisexual +
indehiscent +
stalked +  and simple +
sepal-crowned +  and furrowed +
disc--shaped +  and dish +
axillary +  and terminal +
connate +
swollen +
3 +  and 5 +
crassinucellate +  and bitegmic +
campylotropous +
brownish +, pink +, yellowish white +, translucent +  and white +
fugacious +
4 +  and 5 +
not compressed +  and globose +
persistent +
distinct +
lanceolate;awl-shaped +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Introduced +
2 +  and 10 +
erect;prostrate +
[50 +  and 2 +
papillate +
distinct +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Scleranthus perennis +
Scleranthus +
species +
divided +
10 +  and 8 +
rhizomatous +  and taprooted +
perennial +, biennial +  and annual +
pubescence of simple hairs or stalked glands +  and glabrous +