familyAsteraceae
tribeAsteraceae tribe Senecioneae
genusSenecio
speciesSenecio integerrimus
varietySenecio integerrimus var. integerrimus

Senecio integerrimus var. integerrimus

Theodore M. Barkley†
Endemic
Treatment appears in FNA Volume 20. Treatment on page 556. Mentioned on page 557.

Herbage glabrous or glabrescent at flowering (except in leaf-axils and among heads). Leaves: basal and proximal cauline distinctly petiolate; blades (cauline) elliptic, lanceolate, or oblanceolate. Heads (3–) 8–20+. Phyllaries linear-subulate, 6–7 (–8) mm, tips usually green, minutely, if at all, black. Ray-florets 5–8+; corollas yellow, laminae 6–8+ mm.


Phenology: Flowering spring.
Habitat: Open prairies and plains
Elevation: 200–1500 m

Distribution

V20-1231-distribution-map.gif

Alta., Man., Sask., Colo., Iowa, Kans., Minn., Mont., Nebr., N.Mex., N.Dak., S.Dak., Wyo.

Discussion

Variety integerrimus intergrades with var. exaltatus in the Rocky Mountains.

Selected References

None.

Lower Taxa

None.
... more about "Senecio integerrimus var. integerrimus"
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2n chromosome quantity
80 +  and 40 +
Anther base shape
not tailed +, rounded +  and obtuse +
Anther dehiscence
introrse +
Anther fusion
connate +
Apex relief
papillate +
Apex shape
truncate-penicillate +
Apex texture
scarious +
Apical appendage shape
usually ovate +  and lance-linear +
Appendage pubescence
hispidulous +
Appendage relief
papillate +
Array architecture
corymbiform +
Array development
indeterminate +  and determinate +
Author
Theodore M. Barkley† +
Authority
Nuttall +
Band architecture
continuous +
Band quantity
1 +
Base shape
less tapered or truncate +  and cordate +
Blade architecture
nerved +
Blade length
6 cm60 mm <br />0.06 m <br /> (25 cm250 mm <br />0.25 m <br />) +
Blade shape
oblanceolate;lanceolate;oblanceolate;lanceolate;elliptic +
Blade width
1 cm10 mm <br />0.01 m <br /> (6 cm60 mm <br />0.06 m <br />) +
Body architecture
winged;nerved;ribbed +
Bractlet presence
absent +
Bractlet quantity
1;5 +
Bractlet shape
linear;filiform +
Branch arrangement or course or shape
linear +
Branch structure in adjective form
stigmatic +
Bristle architecture
barbellulate +  and smooth +
Bristle coloration
white +  and stramineous +
Bristle pappus duration
persistent +
Bristle quantity
30;80 +
Calyculus presence
absent +
Calyculus quantity
Of 1 (15+ bractlets) +
Corolla architecture
not 2-lipped +
Corolla coloration
yellow +
Corolla lamina atypical some measurement
1.5 cm15 mm <br />0.015 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Corolla lamina some measurement
0.6 cm6 mm <br />0.006 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Cypsela architecture
monomorphic +
Cypsela architecture or shape
beaked +
Cypsela pubescence
hirtellous +  and glabrous +
Cypsela shape
angled +, 5-ribbed +, prismatic +  and cylindric +
Disc-floret atypical quantity
5 (13) +
Disc-floret quantity
13 (80) +
Disc-floret reproduction
fertile +  and bisexual +
Disc floret architecture
staminate +
Disc floret reproduction
fertile +  and bisexual +
Distribution
Alta. +, Man. +, Sask. +, Colo. +, Iowa +, Kans. +, Minn. +, Mont. +, Nebr. +, N.Mex. +, N.Dak. +, S.Dak. +  and Wyo. +
Elevation
200–1500 m +
Embryo course
straight +
Face pubescence
hairy +  and glabrous +
Filament fusion
distinct +
Floret architecture
pistillate +, staminate +  and neuter +
Floret atypical quantity
5;15 +
Floret position
proximal +
Floret quantity
1;5 +
Floret reproduction
bisexual +
Fruit architecture
winged +  and beaked +
Fruit condition or texture
dry +
Fruit density
dispersed +
Habitat
Open prairies and plains +
Head architecture
discoid +  and radiate +
Head arrangement
singly +
Head atypical quantity
3 (8) +
Head development
indeterminate +
Head quantity
8;20 +
Head reproduction
heterogamous +  and homogamous +
Herbage pubescence
glabrescent +  and glabrous +
Illustration copyright
Flora of North America Association +
Illustrator
Yevonn Wilson-Ramsey +
Individual head architecture
each +  and sessile +
Involucre diameter
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Involucre position relational
surrounding +
Involucre shape
turbinate;campanulate +
Lamina some measurement
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Leaf architecture
petiolate +
Leaf arrangement
alternate +
Leaf position
cauline +, proximal +  and basal +
Leaf size
reduced +
Line quantity
2 +
Lobe atypical quantity
4 (5) +
Lobe orientation
erect;recurved +
Lobe quantity
5 (?) +
Lobe shape
deltate +
Margin architecture or shape
dentate +  and entire +
Margin texture
scarious +
Number of lower taxa
0 +
Ovary architecture
2-carpellate +
Ovary architecture or structure in adjective form
1-locular +
Ovary position
inferior +
Ovule fixation
attached +
Ovule orientation
anatropous +
Ovule quantity
1 +
Pappus duration
persistent +
Pappus life cycle
falling +
Pericarp fragility
tough +
Pericarp width
thick +
Peripheral floret presence
absent +
Peripheral floret quantity
In 1 (3+ series) +
Petal fusion
connate +
Phenology
Flowering spring. +
Phyllarie atypical quantity
34 (?) +
Phyllarie atypical some measurement
0.7 cm7 mm <br />0.007 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Phyllarie duration
persistent +
Phyllarie fusion
distinct +
Phyllarie growth form or texture
herbaceous +
Phyllarie life cycle
falling +
Phyllarie orientation
erect +
Phyllarie quantity
8 (21) +
Phyllarie shape
linear-subulate +
Phyllarie size
subequal +
Phyllarie some measurement
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Phyllarie texture
Herbaceous (Chartaceous) +
Phyllarie variability
equal +
Publication title
Gen. N. Amer. Pl. +
Publication year
1818 +
Ray-floret architecture
pistillate +
Ray-floret atypical quantity
34 (?) +
Ray-floret presence
absent +
Ray-floret quantity
5 (8) +
Ray-floret reproduction
fertile +
Receptacle architecture
epaleate +
Receptacle pubescence
bearing subulate enations +, hairy +  and bristly +
Receptacle relief
foveolate +
Receptacle shape
flat;convex +
Reference
None +
Root texture
fibrous +
Seed architecture
exalbuminous +
Seed quantity
1 +
Sepal variability
modifed +
Series atypical quantity
1 (2) +
Series quantity
2 +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V20 1231.xml +
Special status
Endemic +
Stamen arrangement
alternate +
Stamen atypical quantity
4 (5) +
Stamen quantity
5 +
Stem architecture or arrangement
lax +
Stem arrangement or growth form
clustered +
Stem orientation
erect +
Stem quantity
single +
Style-branch architecture
appendaged +  and truncate +
Style-branch structure in adjective form
stigmatic +
Style architecture
2-branched +
Style pubescence
glabrous +
Style quantity
1 +
Style relief
papillate +
Synonyms
Compositae +
Taxon family
Asteraceae +
Taxon name
Senecio integerrimus var. integerrimus +
Taxon parent
Senecio integerrimus +
Taxon rank
variety +
Throat shape
campanulate +
Throat variability
equaling +
Tip coloration
black +  and green +
Tube height or length or size
shorter +
Ultimate margin shape
denticulate +  and serrate or toothed +
Volume
Volume 20 +
Whole-organism atypical some measurement
10 cm100 mm <br />0.1 m <br /> (20 cm200 mm <br />0.2 m <br />) +
Whole-organism duration
perennial +
Whole-organism some measurement
20 cm200 mm <br />0.2 m <br /> (70 cm700 mm <br />0.7 m <br />) +
Whole organism atypical some measurement
100 cm1,000 mm <br />1 m <br /> (250 cm2,500 mm <br />2.5 m <br />) +
Whole organism growth form
shrub +  and subshrub +
Whole organism some measurement
5cm (100cm) +
X chromosome quantity
10 +