familyRanunculaceae
genusRanunculus
subgenusRanunculus subg. Ranunculus
sectionRanunculus sect. Hecatonia
speciesRanunculus sceleratus
varietyRanunculus sceleratus var. sceleratus

Ranunculus sceleratus var. sceleratus

Linnaeus
Alan T. Whittemore
Treatment appears in FNA Volume 3.

Leaf-blades lobed or parted, segments undivided or lobed, margins crenate. Achene faces with fine transverse wrinkles. 2n = 32.


Phenology: Flowering late winter–summer (Mar–Sep).
Habitat: Ponds, ditches and riverbanks
Elevation: 0-700 m

Distribution

V3 191-distribution-map.gif

St. Pierre and Miquelon, Alta., B.C., Man., N.B., Nfld. and Labr. (Nfld.), N.S., Ont., Que., Sask., Ala., Ark., Calif., Conn., Del., D.C., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., La., Maine, Md., Mass., Mich., Minn., Miss., Mo., Nebr., N.H., N.J., N.Y., N.C., N.Dak., Ohio, Okla., Oreg., Pa., R.I., S.C., S.Dak., Tenn., Tex., Vt., Va., Wash., W.Va., Wis., Europe

Discussion

Ranunculus sceleratus var. sceleratus is a serious weed of watercourses and marshy fields. It is a naturalized weed in western North America; it is not clear whether it is native in the eastern part of the continent or was introduced from Europe.

Selected References

None.

Lower Taxa

None.

"high" is not a number.

... more about "Ranunculus sceleratus var. sceleratus"
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2n chromosome quantity
32 +
Achene body length
not prolonged +
Achene body shape
compressed-ellipsoid +  and discoid +
Achene body width or width
1.2-3 times as wide as thick +
Achene length
0.1 cm1 mm <br />0.001 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
Achene pubescence
glabrous +
Achene wall architecture or pubescence or relief
with weak transverse wrinkles +  and smooth +
Achene wall pubescence
glabrous +
Achene wall width
thick +
Achene width
0.8mm;1mm +
Anther dehiscence
dehiscing +
Apex architecture or shape
undivided +
Apex length
1cm;5cm +
Apex shape
obtuse +, rounded +, crenate-lobulate +, crenate +, parted +, lobed +, truncate +  and cordate +
Apex width
1.6cm;6.8cm +
Author
Alan T. Whittemore +
Authority
Linnaeus +
Axillary flower architecture
2-25-flowered +
Axillary flower architecture or arrangement or growth form
solitary +
Band height
high +
Band pubescence or texture
corky +
Basal and lower cauline leaf architecture
petiolate +
Basal and proximal cauline leaf-blade shape
Reniform (Semicircular) +
Base architecture or shape
undivided +
Base length
1 cm10 mm <br />0.01 m <br /> (5 cm50 mm <br />0.05 m <br />) +
Base shape
obtuse +, rounded +, crenate-lobulate +, crenate +, parted +, lobed +, truncate +  and cordate +
Base width
1.6cm;6.8cm +
Beak course
straight +
Beak height or length or size
much shorter +
Beak position or structure subtype
terminal +
Beak presence
absent +
Beak shape
deltate +
Beak some measurement
0.1 cm1 mm <br />0.001 m <br /> (?) +
Blade shape
lobed;divided or deeply dissected +
Bract architecture or shape
leaflike +
Bract presence
absent +
Bract size
large +  and small +
Bracteole architecture
sepaloid +
Bracteole presence
absent +
Capsule arrangement
aggregated +
Capsule shape
globose;cylindric +
Caudex architecture
tuberous +
Cauline leaf arrangement
alternate +
Cyme architecture
2-25-flowered +
Cyme some measurement
0 cm0 mm <br />0 m <br /> (25 cm250 mm <br />0.25 m <br />) +
Distal leaf architecture
sessile +
Distribution
St. Pierre and Miquelon +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. (Nfld.) +, N.S. +, Ont. +, Que. +, Sask. +, Ala. +, Ark. +, Calif. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, Nebr. +, N.H. +, N.J. +, N.Y. +, N.C. +, N.Dak. +, Ohio +, Okla. +, Oreg. +, Pa. +, R.I. +, S.C. +, S.Dak. +, Tenn. +, Tex. +, Vt. +, Va. +, Wash. +, W.Va. +, Wis. +  and Europe +
Elevation
0-700 m +
Embryo size
small +
Endosperm quantity
abundant +
Filament shape
filiform +
Flap shape
funnel +
Flap size
large +  and expanded +
Flower architecture
pedicellate +
Flower architecture or arrangement or growth form
solitary +
Flower architecture or shape
symmetric +
Flower prominence
showy +  and inconspicuous +
Flower reproduction
bisexual +
Fruit atypical quantity
5 (6) +
Fruit quantity
3;5 +
Fruits achene architecture
sessile +  and aggregate +
Fruits achene architecture or structure in adjective form
1-locular +
Fruits achene shape
cylindric;obovoid;cylindric;obovoid;globose;lenticular;discoid +
Habitat
Ponds, ditches and riverbanks +
Head length
0.5 cm5 mm <br />0.005 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
Head shape
cylindric;ellipsoid +
Head width
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Illustration copyright
Flora of North America Association +
Illustrator
John Myers +
Inflorescence position
axillary +  and terminal +
Leaf-blade architecture
compound +
Leaf-blade architecture or shape
undivided +
Leaf-blade shape
parted +  and lobed +
Leaf architecture
petiolate +, compound +  and simple +
Leaf arrangement
whorled +, opposite +  and alternate +
Leaf position
cauline +  and basal +
Leaf shape
parted +  and lobed +
Margin architecture
palmate +  and pinnate +
Margin architecture or shape
undivided +
Margin fusion
free +
Margin length
1 cm10 mm <br />0.01 m <br /> (5 cm50 mm <br />0.05 m <br />) +
Margin position
low +
Margin shape
crenate +
Margin width
1.6cm;6.8cm +
Nectary position relational
surrounding +
Nectary presence
absent +
Nectary pubescence
glabrous +
Nectary scale position relational
surrounding +
Nectary scale variability
variable +
Number of lower taxa
0 +
Ovule quantity
1 +
Perianth position
hypogynous +
Petal atypical quantity
22 (150) +
Petal coloration
yellow +
Petal fusion
distinct +
Petal length
2mm;5mm +
Petal prominence
conspicuous +
Petal quantity
3;5 +
Petal shape
linear +  and orbiculate +
Petal size
reduced +
Petal some measurement
0.1 cm1 mm <br />0.001 m <br /> (2.6 cm26 mm <br />0.026 m <br />) +
Petal width
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Petiole architecture or shape
sheathing +
Petiole presence
absent +
Phenology
Flowering late winter–summer (Mar–Sep). +
Pistil architecture
simple +
Pistil quantity
4 +  and 250 +
Publication title
Sp. Pl. +
Publication year
1753 +
Receptacle pubescence
glabrous +  and pubescent +
Reference
None +
Rhizome architecture
tuberous +
Ridge pubescence or texture
corky +
Ridge shape
circular +  and crescent--shaped +
Root architecture
tuberous +
Root position
nodal +  and basal +
Scale development
developed +
Scale position relational
surrounding +
Seed architecture
not arillate +  and stalked +
Seed quantity
1;many +
Segment architecture or shape
undivided +
Segment length
1 cm10 mm <br />0.01 m <br /> (?) +  and 5 cm50 mm <br />0.05 m <br /> (?) +
Segment shape
lobed +  and undivided +
Segment width
1.6 cm16 mm <br />0.016 m <br /> (?) +  and 6.8 cm68 mm <br />0.068 m <br /> (?) +
Sepal architecture
petaloid +
Sepal architecture or shape
spurred +
Sepal arrangement
imbricate +
Sepal atypical quantity
6 (20) +
Sepal coloration
white;yellow;white;yellow;purple;sometimes;green +
Sepal duration
deciduous +
Sepal fusion
distinct +
Sepal length
? (?) +
Sepal orientation
reflexed +
Sepal pubescence
hirsute +  and glabrous +
Sepal quantity
3 +  and 5 +
Sepal shape
oblong +  and elliptic ovate or lanceolate +
Sepal some measurement
0.1 cm1 mm <br />0.001 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Sepal width
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Side architecture
veined +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V3/V3 191.xml +
Special status
W2 +
Stamen fusion
distinct +
Stamen quantity
(5-)10-many +
Staminode presence
absent +
Stem-base architecture
bulbous +
Stem architecture
rooting +
Stem growth form or orientation
creeping +
Stem orientation
erect +
Stem pubescence
glabrous +
Stipule presence
absent +
Stolon architecture
tuberous +
Style duration
persistent +
Style presence
absent +
Synonyms
Hecatonia scelerata +
Taxon family
Ranunculaceae +
Taxon name
Ranunculus sceleratus var. sceleratus +
Taxon parent
Ranunculus sceleratus +
Taxon rank
variety +
Tube shape
funnel--shaped +
Volume
Volume 3 +
Whole organism architecture
rhizomatous +
Whole organism duration
perennial +  and annual +
Whole organism growth form
plant +
Whole organism position
low +
Whole organism pubescence
hirsute +  and glabrous +
Whole organism texture
herbaceous +  and woody +
Wrinkle dehiscence or orientation
transverse +
Wrinkle fragility
weak +
Wrinkle width
fine +
X chromosome quantity
8 +  and 7 +