familyPortulacaceae
genusClaytonia
speciesClaytonia exigua
subspeciesClaytonia exigua subsp. exigua

Claytonia exigua subsp. exigua

John M. Miller
IllustratedEndemic
Treatment appears in FNA Volume 4. Treatment on page 468. Mentioned on page 469.
Please click on the illustration for a higher resolution version.
Illustrator: Barbara Alongi

Copyright: Flora of North America Association

Cauline leaves distinct or partially connate into horn shape. Petals 2–6 mm. 2n = 16, 32, 48.


Phenology: Flowering Jan–Apr.
Habitat: Open places on bare clay banks, clayey soils or sand, or scree and talus slopes
Elevation: 0-1000 m

Distribution

V4 929-distribution-map.gif

B.C., Calif., Nev., Oreg., Wash.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Claytonia exigua subsp. exigua"
RDF feed
2n chromosome quantity
48 +, 32 +  and 16 +
Apex shape
obtuse +  and apiculate +
Attachment point arrangement or course or shape
linear +
Author
John M. Miller +
Authority
Douglas ex Torrey & A. Gray +
Basal leaf-blade length
1 cm10 mm <br />0.01 m <br /> (6 cm60 mm <br />0.06 m <br />) +
Basal leaf-blade shape
Spatulate (Linear) +
Basal leaf-blade width
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Basal leaf quantity
few;several +
Blade architecture
subperfoliate +
Blade coloration
pink +, beige +  and gray +
Blade margin architecture or shape
entire +
Blade margin shape
occasionally dentate;crisped +
Blade pubescence
glaucous +
Blade shape
spatulate +
Blade some measurement
0.2 cm2 mm <br />0.002 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
Blade width
0.2 cm2 mm <br />0.002 m <br /> (?) +  and 4.5 cm45 mm <br />0.045 m <br /> (?) +
Body architecture
tuberous +
Body size
minute +
Bract architecture or shape
leaflike +
Bract shape
scale-like +
Bract some measurement
0.05 cm0.5 mm <br />5.0e-4 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Bract texture
membranous +
Capsule architecture
3-valved +
Capsule dehiscence
dehiscent +
Caudex texture
woody +
Cauline leaf architecture
sessile +
Cauline leaf arrangement
whorled +  and opposite +
Cauline leaf fusion
connate +  and distinct +
Cauline leaf quantity
3 (?) +  and 2 (?) +
Cauline leaf shape
connate +  and distinct +
Distribution
B.C. +, Calif. +, Nev. +, Oreg. +  and Wash. +
Elaiosome coloration
white +
Elevation
0-1000 m +
Flower architecture
solitary +
Flower architecture or course
irregular +
Flower architecture or shape
symmetric +
Flower diameter
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Flower prominence
showy +
Form quantity
multiple +
Fruit architecture
capsular +
Gynoecium architecture
2-9-carpelled +
Habitat
Open places on bare clay banks, clayey soils or sand, or scree and talus slopes +
Illustration
Present +
Illustration copyright
Flora of North America Association +
Illustrator
Barbara Alongi +
Individual quantity
single +
Inflorescence architecture
1-bracteate +
Inflorescence arrangement
racemose +
Inflorescence position
terminal +  and axillary +
Inflorescence position or structure subtype
terminal +
Inflorescence shape
spikelike +
Leaf architecture
not articulate +
Leaf architecture or fixation
clasping +
Leaf arrangement
subrosulate +, rosulate +, alternate +, subopposite +  and opposite +
Leaf position
cauline +  and basal +
Margin architecture
hygroscopic +
Margin shape or vernation
involute +
Node pubescence
glabrous +
Notch width
wide +
Number of lower taxa
0 +
Ovary architecture
plurilocular +
Ovary architecture or structure in adjective form
1-locular +
Ovary position
superior +
Ovary quantity
1 +
Ovary shape
globose +
Ovule placentation
1-many +
Ovule quantity
3 +
Periderm presence
absent +
Petal atypical quantity
1 (2) +
Petal coloration
pinkish +  and white +
Petal fusion
connate +  and distinct +
Petal presence
absent +
Petal quantity
5 +
Petal some measurement
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Phenology
Flowering Jan–Apr. +
Publication title
Fl. N. Amer. +
Publication year
1838 +
Reference
None +
Root architecture
branched +
Root shape
capillary +
Root texture
fibrous +
Seed-coat elaiosome some measurement
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Seed atypical quantity
1 (3) +
Seed coloration
black +
Seed density
dispersed +
Seed quantity
3 +  and 6 +
Seed reflectance
shiny +
Seed relief
tuberculate +
Seed shape
rounded +
Seed some measurement
0.05 cm0.5 mm <br />5.0e-4 m <br /> (?) +  and 0.1 cm1 mm <br />0.001 m <br /> (?) +
Sepal architecture or shape
leaflike +
Sepal duration
persistent +
Sepal quantity
2;9 +
Sepal size
unequal +
Sepal some measurement
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V4/V4 929.xml +
Special status
Illustrated +  and Endemic +
Stamen arrangement
opposite +
Stamen fusion
adnate +
Stamen quantity
5 +
Stem location
aerial +
Stem orientation
decumbent +  and erect +
Stem some measurement
5 cm50 mm <br />0.05 m <br /> (10 cm100 mm <br />0.1 m <br />) +
Stems tuber location
subterranean +
Stigma quantity
3 +
Style architecture
branched +
Style presence
absent +
Style quantity
1 +
Synonyms
Belia +  and Limnia +
Taxon family
Portulacaceae +
Taxon name
Claytonia exigua subsp. exigua +
Taxon parent
Claytonia exigua +
Taxon rank
subspecies +
Valve duration
not deciduous +
Volume
Volume 4 +
Whole organism duration
annual +
Whole organism growth form
plant +
Whole organism texture
fleshy +  and succulent +
X chromosome quantity
8 +, 7 +, 6 +  and 5 +