Herniaria hirsuta var. cinerea

(de Candolle) Loret & Barrandon

Fl. Montpellier, 243. 1876.

IntroducedIllustrated
Basionym: Herniaria cinerea de Candolle in J. Lamarck and A. P. de Candolle, Fl. Franç. ed. 3, 5: 375. 1815
Synonyms: Herniaria hirsuta subsp. cinerea (de Candolle) Coutinho
Treatment appears in FNA Volume 5. Treatment on page 44. Mentioned on page 45.

Stems 5–20 cm. Inflorescences 3–8-flowered. Flowers 1.2–1.8 mm, hairs of 2 sizes, long hairs 1/2–2/3 as long as sepals, short hairs 1/4–1/3 as long as sepals, tips of some or all hooked or tightly coiled; hypanthium area pubescent, tips of hairs hooked or tightly coiled; sepals in fruit ± unequal, of 2 lengths; stamens 2–3; styles distinct, 0.2–0.4 mm. Seeds 0.5–0.6 mm. 2n = 36 (Europe).


Phenology: Flowering spring–fall.
Habitat: Disturbed areas, alkaline hills, clay flats
Elevation: 40-800 m

Distribution

V5 89-distribution-map.gif

Introduced; Ariz., Calif., Md., Oreg., s Europe, sw Asia, n Africa

Discussion

Historical collections of var. cinerea are known from New York (1890s) and Wisconsin (1870). It was also collected once in Washington in 1979 (C. T. Roché 1991) but did not persist.

Selected References

None.

Lower Taxa

None.
acute;subobtuse +
John W. Thieret +, Ronald L. Hartman +  and Richard K. Rabeler +
(de Candolle) Loret & Barrandon +
stipulate +  and petiolate +
not +  and connate +
Herniaria cinerea +
often +  and needlelike +
ciliate +  and hirsute +
elliptic +  and oblanceolate +
0.3 cm3 mm <br />0.003 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
not succulent +
smaller +
dish--shaped +
expanded +
virtually +  and sessile +
Ariz. +, Calif. +, Md. +, Oreg. +, s Europe +, sw Asia +  and n Africa +
40-800 m +
peripheral +
unisexual +  and bisexual +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
unequal +
sometimes +  and indehiscent +
stalked +  and simple +
Disturbed areas, alkaline hills, clay flats +
1/4 +  and 1/3 +
spinelike +  and hooked +
on short branches +, leaf-opposed +  and axillary +
alternate +  and opposite +
connate +  and distinct +
all +  and distalmost +
swollen +
3 +  and 5 +
crassinucellate +  and bitegmic +
campylotropous +
fugacious +
4 +  and 5 +
Flowering spring–fall. +
Fl. Montpellier, +
black;dark-brown +
compressed +, ovoid +  and lenticular +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
greenish +  and whitish green +
persistent +
distinct +
lanceolate;oblong +
unequal +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
equaling +  and equal +
Introduced +  and Illustrated +
2 +  and 3 +
inconspicuous +
subulate-filiform +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (?) +  and 0.06 cm0.6 mm <br />6.0e-4 m <br /> (?) +
much-branched +
mat-forming +
prostrate;ascending +
5 cm50 mm <br />0.05 m <br /> (20 cm200 mm <br />0.2 m <br />) +
[100 +  and 2 +
papillate +
inconspicuous +
ovate +  and deltate +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.13 cm1.3 mm <br />0.0013 m <br />) +
distinct +
filiform +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.04 cm0.4 mm <br />4.0e-4 m <br />) +
Herniaria hirsuta subsp. cinerea +
Herniaria hirsuta var. cinerea +
Herniaria hirsuta +
variety +
hooked +
divided +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (?) +  and 0.09 cm0.9 mm <br />9.0e-4 m <br /> (?) +
8 (?) +  and 10 (?) +
not rhizomatous +  and taprooted +