familyRanunculaceae
genusRanunculus
subgenusRanunculus subg. Ranunculus
sectionRanunculus sect. Ranunculus
speciesRanunculus occidentalis
varietyRanunculus occidentalis var. nelsonii

Ranunculus occidentalis var. nelsonii

(de Candolle) L. D. Benson

Bull. Torrey Bot. Club 68: 166. 1941.

Alan T. Whittemore
Endemic
Basionym: Ranunculus recurvatus var. (ß) nelsonii de Candolle Syst. Nat. 1: 290. 1817
Synonyms: Ranunculus occidentalis subsp. nelsonii (de Candolle) Hultén
Treatment appears in FNA Volume 3.
Revision as of 07:33, 30 July 2020 by imported>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Stems erect or spreading, 4-8 mm thick, hirsute. Basal leaf-blades 3-parted, rarely 3-foliolate, ultimate segments elliptic, margins dentate. Flowers: sepals 5, 4-9 mm; petals 5-6, 7-15 × 4-11 mm. Achenes 3-4 × 2.2-2.8 mm, glabrous; beak lanceolate, curved, 1.8-2.4 mm.


Phenology: Flowering spring (May–Jun).
Habitat: Moist places near coast
Elevation: 0 m

Distribution

V3 468-distribution-map.gif

Alaska.

Discussion

Selected References

None.

Lower Taxa

None.

"high" is not a number.

... more about "Ranunculus occidentalis var. nelsonii"
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Achene atypical length
0.36 cm3.6 mm <br />0.0036 m <br /> (0.48 cm4.8 mm <br />0.0048 m <br />) +
Achene atypical width
0.3 cm3 mm <br />0.003 m <br /> (0.32 cm3.2 mm <br />0.0032 m <br />) +
Achene body architecture or shape
discoid +
Achene body length
not prolonged +
Achene body shape
flattened +
Achene body width or width
3-15 times as wide as thick +
Achene length
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Achene pubescence
glabrous +
Achene width
2.2mm;2.8mm +
Anther dehiscence
dehiscing +
Apex shape
acute +  and rounded-obtuse +
Author
Alan T. Whittemore +
Authority
(de Candolle) L. D. Benson +
Basal leaf-blade architecture
3-foliolate +
Basal leaf-blade length
1.5 cm15 mm <br />0.015 m <br /> (5.3 cm53 mm <br />0.053 m <br />) +
Basal leaf-blade shape
3-parted (?) +
Basal leaf-blade width
2.2 cm22 mm <br />0.022 m <br /> (8 cm80 mm <br />0.08 m <br />) +
Basal leaf architecture
compound +
Basal leaf shape
parted +
Base architecture
not bulbous +
Base shape
cuneate +, truncate +  and cordate +
Basionyms
Ranunculus recurvatus var. (ß) +
Beak course
curved +
Beak duration
persistent +
Beak height or length or size
much shorter +
Beak position or structure subtype
terminal +
Beak presence
absent +
Beak shape
lanceolate +
Beak some measurement
0.18 cm1.8 mm <br />0.0018 m <br /> (0.24 cm2.4 mm <br />0.0024 m <br />) +
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 architecture
compound +
Cauline leaf arrangement
alternate +
Cauline leaf shape
parted +
Cyme architecture
1-50-flowered +
Cyme some measurement
0 cm0 mm <br />0 m <br /> (25 cm250 mm <br />0.25 m <br />) +
Distal leaf architecture
sessile +
Distribution
Alaska. +
Elevation
0 m +
Embryo size
small +
Endosperm quantity
abundant +
Filament shape
filiform +
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
Moist places near coast +
Head length
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Head shape
hemispheric +
Head width
0.5 cm5 mm <br />0.005 m <br /> (0.9 cm9 mm <br />0.009 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
reniform +  and linear +
Leaf architecture
petiolate +
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
dentate +
Margin fusion
free +
Margin position
low +
Margin shape
toothed +
Margin width
0.1mm;0.2mm +
Nectary presence
absent +
Nectary scale fixation
attached +
Nectary scale fusion
free +
Nectary scale pubescence
glabrous +
Number of lower taxa
0 +
Ovule quantity
1 +
Perianth position
hypogynous +
Petal atypical quantity
22 (150) +
Petal coloration
yellow +
Petal development
developed +
Petal fusion
distinct +
Petal length
7mm;15mm +
Petal presence
absent +
Petal prominence
conspicuous +
Petal quantity
5;6 +
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
0.4 cm4 mm <br />0.004 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
Petiole architecture or shape
sheathing +
Petiole presence
absent +
Phenology
Flowering spring (May–Jun). +
Pistil architecture
simple +
Pistil quantity
4 +  and 250 +
Publication title
Bull. Torrey Bot. Club +
Publication year
1941 +
Receptacle pubescence
glabrous +
Reference
None +
Rhizome architecture
tuberous +
Rib size or width
narrow +
Ridge size or width
narrow +
Root architecture
tuberous +
Root position
nodal +  and basal +
Seed architecture
not arillate +  and stalked +
Seed quantity
1;many +
Segment shape
1(-2)×-lobed +
Sepal architecture
petaloid +
Sepal architecture or shape
spurred +
Sepal arrangement
imbricate +
Sepal atypical length
0.7 cm7 mm <br />0.007 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
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 +
Sepal quantity
5 +
Sepal shape
oblong +  and elliptic ovate or lanceolate +
Sepal some measurement
0.4 cm4 mm <br />0.004 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
Sepal width
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Side architecture
veined +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V3/V3 468.xml +
Special status
Endemic +
Stamen fusion
distinct +
Stamen quantity
(5-)10-many +
Staminode presence
absent +
Stem-base architecture
bulbous +
Stem architecture
rooting +
Stem orientation
spreading +  and erect +
Stem pubescence
hirsute +
Stem thickness
0.4 cm4 mm <br />0.004 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Stipule presence
absent +
Stolon architecture
tuberous +
Style duration
persistent +
Style presence
absent +
Synonyms
Ranunculus occidentalis subsp. nelsonii +
Taxon family
Ranunculaceae +
Taxon name
Ranunculus occidentalis var. nelsonii +
Taxon parent
Ranunculus occidentalis +
Taxon rank
variety +
Ultimate segment arrangement or shape
elliptic +
Ultimate segment shape
Elliptic (?) +  and Lanceolate or oblanceolate (?) +
Volume
Volume 3 +
Wall relief
Not ornamented (?) +
Wall width
thick +
Whole organism architecture
rhizomatous +
Whole organism duration
perennial +  and annual +
Whole organism growth form
plant +
Whole organism position
low +
Whole organism pubescence
glabrous +  and hispid +
Whole organism texture
herbaceous +  and woody +
Wing height
high +
Wing size or width
narrow +
X chromosome quantity
8 +  and 7 +