Herissantia crispa

(Linnaeus) Brizicky

J. Arnold Arbor. 49: 279. 1968.

Illustrated
Basionym: Sida crispa Linnaeus Sp. Pl. 2: 685. 1753
Synonyms: Abutilon crispum (Linnaeus) Medikus A. sessifolium C. Presl Bogenhardia crispa (Linnaeus) Kearney Gayoides crispa (Linnaeus) Small Sida amplexicaulis Lamarck S. imberbis de Candolle S. retrofracta de Candolle S. sessilis Vellozo
Treatment appears in FNA Volume 6. Treatment on page 252.

Plants sometimes sprawling, 1–6 dm. Leaves petiolate to 52 mm, sessile distally; blade ovate to sometimes elongate-triangular, 1–8 cm, apex acuminate. Flowers: calyx rotate in flower to reflexed in fruit, 3–7 mm; petals 6–11 mm. Schizocarps on jointed pedicel near fruit; mericarps 10–12, to 10 mm, walls thin, papery. 2n = 14.


Phenology: Flowering Mar–Jan.
Habitat: Forests, grasslands, roadsides, weedy or disturbed sites
Elevation: 0–2000 m

Distribution

V6 458-distribution-map.jpg

Ariz., Calif., Fla., N.Mex., Tex., Mexico, West Indies, Central America, South America, in Asia, Australia

Discussion

Given the weedy nature of Herissantia crispa, it would not be surprising to encounter it in other warm regions adjacent to the currently documented distribution.

Selected References

None.

Lower Taxa

None.
... more about "Herissantia crispa"
acuminate +
John La Duke +
(Linnaeus) Brizicky +
Sida crispa +
asymmetric +  and symmetric +
elongate-triangular +  and ovate to sometimes +
1 cm10 mm <br />0.01 m <br /> (8 cm80 mm <br />0.08 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
indehiscent +  and loculicidal +
white +, orange +  and yellow +
subrotate +
Ariz. +, Calif. +, Fla. +, N.Mex. +, Tex. +, Mexico +, West Indies +, Central America +, South America +, in Asia +  and Australia +
0–2000 m +
sparse;copious +
pistillate +  and staminate +
unisexual +  and bisexual +
spheric +  and subspheric +
Forests, grasslands, roadsides, weedy or disturbed sites +
axillary +  and terminal +
tough-fibrous +
connate +  and distinct +
sessile +  and petiolate +
distichous +  and alternate +
ovatelanceolate +
0 cm0 mm <br />0 m <br /> (5.2 cm52 mm <br />0.052 m <br />) +
entire +  and serrate +
wedge--shaped +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
3-40-carpellate +
1 +  and 3 +
adnate +  and distinct +
0.6 cm6 mm <br />0.006 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
Flowering Mar–Jan. +
J. Arnold Arbor. +
setose +  and glabrous +
spheric +
persistent +
Illustrated +
sessile +  and subsessile +
prostrate;erect +
filiform +, linear +  and capitate +
1-2 times number of carpels +
10-14-branched +
Abutilon crispum +, A. sessifolium +, Bogenhardia crispa +, Gayoides crispa +, Sida amplexicaulis +, S. imberbis +, S. retrofracta +  and S. sessilis +
Herissantia crispa +
Herissantia +
species +
monoecious +, dioecious +  and hermaphroditic +