familyRanunculaceae
genusMyosurus
speciesMyosurus apetalus
varietyMyosurus apetalus var. borealis

Myosurus apetalus var. borealis

Whittemore

Novon 4: 78. 1994.

Alan T. Whittemore
EndemicIllustrated
Treatment appears in FNA Volume 3.
Revision as of 07:28, 30 July 2020 by imported>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Please click on the illustration for a higher resolution version.
Illustrator: John Myers

Copyright: Flora of North America Association

Flowers: sepals 1-veined, scarious margins broad. Heads of achenes 4-9 mm; outer face of achene narrowly elliptic or rectangular.


Phenology: Flowering spring (May).
Habitat: Flats and marshes, often in sagebrush
Elevation: 600-1500 m

Distribution

V3 302-distribution-map.gif

Alta., B.C., Sask., Calif., Idaho, Mont., Nev., Oreg., Utah, Wash., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Myosurus apetalus var. borealis"
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Achene arrangement
adjacent +
Achene beak orientation
projecting +
Achene face shape
rectangular +  and elliptic +
Anther dehiscence
dehiscing +
Author
Alan T. Whittemore +
Authority
Whittemore +
Base shape
cuneate +, truncate +  and cordate +
Beak course
straight +
Beak length
0.4-1 times as long as body (?) +
Beak orientation
diverging +
Beak position or structure subtype
terminal +
Beak some measurement
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.14 cm1.4 mm <br />0.0014 m <br />) +
Blade-leaf distance
0.9 cm9 mm <br />0.009 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Blade-leaf shape
oblanceolate +  and linear +
Bract presence
absent +
Bracteole architecture
sepaloid +
Bracteole presence
absent +
Capsule arrangement
aggregated +
Capsule shape
globose;cylindric +
Distribution
Alta. +, B.C. +, Sask. +, Calif. +, Idaho +, Mont. +, Nev. +, Oreg. +, Utah +, Wash. +  and Wyo. +
Elevation
600-1500 m +
Embryo size
small +
Endosperm quantity
abundant +
Face prominence
exposed +
Filament shape
filiform +
Flower architecture
sessile +  and 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 (8) +
Fruit quantity
5 +
Fruits achene architecture
sessile +  and aggregate +
Fruits achene shape
prismatic +
Habitat
Flats and marshes, often in sagebrush +
Head length
0.4 cm4 mm <br />0.004 m <br /> (2.6 cm26 mm <br />0.026 m <br />) +
Head relief or texture
roughened +
Head some measurement
0.4 cm4 mm <br />0.004 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
Head width
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Illustration
Present +
Illustration copyright
Flora of North America Association +
Illustrator
John Myers +
Inflorescence position
axillary +  and terminal +
Inflorescence position or structure subtype
terminal +
Leaf-blade architecture
compound +
Leaf-blade architecture or shape
undivided +
Leaf-blade arrangement or course or shape
linear +
Leaf-blade shape
oblanceolate +
Leaf architecture
simple +
Leaf arrangement
whorled +, opposite +  and alternate +
Leaf position
basal +
Leaf shape
tapering +  and filiform +
Margin architecture
palmate +  and pinnate +
Margin architecture or shape
entire +
Margin shape
incised;toothed;incised;toothed;entire +
Margin texture
scarious +
Margin width
broad +
Nectary presence
absent +
Number of lower taxa
0 +
Outer face architecture
not bordered +
Outer face height or width
2-5 times as high as wide +
Outer face length
0.1 cm1 mm <br />0.001 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
Outer face shape
Narrowly rhombic (Elliptic or oblong) +
Outer face width
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Outer surface shape
plane +
Ovule quantity
1 +
Perianth position
hypogynous +
Petal claw length
1-2 times as long as blade +
Petal coloration
white +
Petal fusion
distinct +
Petal prominence
conspicuous +
Petal quantity
0;5 +
Petal shape
linear to very +, plane +, long-clawed +  and spatulate +
Petal size
reduced +
Petal some measurement
0.1 cm1 mm <br />0.001 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Petiole architecture or shape
sheathing +
Petiole presence
absent +
Phenology
Flowering spring (May). +
Pistil architecture
simple +
Pistil quantity
10 +  and 400 +
Publication title
Novon +
Publication year
1994 +
Reference
None +
Scape some measurement
0.9 cm9 mm <br />0.009 m <br /> (10.5 cm105 mm <br />0.105 m <br />) +
Seed architecture
not arillate +  and stalked +
Seed quantity
1;many +
Sepal architecture
1-veined +
Sepal architecture or shape
spurred +
Sepal arrangement
imbricate +
Sepal atypical quantity
6 (20) +
Sepal coloration
with scarious margins;green +
Sepal duration
not persistent +
Sepal fusion
distinct +
Sepal quantity
3 +  and 6 +
Sepal shape
oblong +  and elliptic lanceolate or oblanceolate +
Sepal some measurement
0.15 cm1.5 mm <br />0.0015 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Side architecture
not veined +
Side course
curved +
Side shape
faceted +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V3/V3 302.xml +
Special status
Endemic +  and Illustrated +
Stamen fusion
distinct +
Stamen quantity
5;25 +
Staminode presence
absent +
Stem architecture
unarmed +
Stipule presence
absent +
Style duration
persistent +
Style presence
absent +
Taxon family
Ranunculaceae +
Taxon name
Myosurus apetalus var. borealis +
Taxon parent
Myosurus apetalus +
Taxon rank
variety +
Volume
Volume 3 +
Whole organism architecture
rhizomatous +
Whole organism duration
annual +
Whole organism growth form
herb +
Whole organism position
low +
Whole organism some measurement
1.5cm (12.5cm) +
Whole organism texture
herbaceous +  and woody +
X chromosome quantity
8 +