familyAsteraceae
tribeAsteraceae tribe Astereae
genusBoltonia
speciesBoltonia diffusa
varietyBoltonia diffusa var. diffusa

Boltonia diffusa var. diffusa

Vesna Karaman-Castro, Lowell E. Urbatsch
Treatment appears in FNA Volume 20. Treatment on page 357.

Plants stoloniferous. Cauline leaves 25–110 × 3–17 mm. Peduncles filiform; bracts subulate, 4–26 mm. Phyllaries subulate; outer 0.8–1.7 × 0.3–0.6 mm; inner 1.8–2.3 × 0.2–0.7. 2n = 18.


Phenology: Flowering Jul–Nov.
Habitat: Prairies, waste places, roadside ditches, woodland borders, sunny to semishaded, dry to wet
Elevation: 10–200 m

Distribution

V20-826-distribution-map.gif

Ala., Ark., Fla., Ga., Ill., La., Miss., Mo., N.C., Okla., S.C., Tex.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Boltonia diffusa var. diffusa"
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2n chromosome quantity
18 +
Anther base shape
not tailed +, rounded +  and obtuse +
Anther dehiscence
introrse +
Anther fusion
connate +
Apex fusion
distinct +
Apex growth form or texture
herbaceous +
Apex size
subequal +
Apex texture
scarious +
Apical appendage quantity
0 +
Apical appendage shape
usually triangular +  and linear +
Appendage pubescence
hirsute +
Appendage relief
papillate +
Appendage shape
usually deltate +  and lanceolate +
Array architecture
paniculiform +
Array development
indeterminate +  and determinate +
Author
Vesna Karaman-Castro +  and Lowell E. Urbatsch +
Authority
Elliott +
Awn atypical quantity
0 (7) +
Awn condition or texture
sclerified +
Awn quantity
7 +  and 12 +
Band architecture
continuous +
Band quantity
1 +
Basal offshoot presence
absent +
Basal stolon presence
absent +
Base shape
not decurrent +
Blade architecture
1-nerved +
Blade shape
subulate;lanceolate or oblanceolate +
Body architecture or pubescence or relief
smooth +
Body architecture or shape
ribbed +
Body relief
rugulose +  and muricate +
Bract architecture or shape
leaflike +
Bract atypical some measurement
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Bract position
proximal +
Bract quantity
3;10 +
Bract shape
subulate +
Bract some measurement
0.4 cm4 mm <br />0.004 m <br /> (2.6 cm26 mm <br />0.026 m <br />) +
Branch arrangement or course or shape
linear +
Branch structure in adjective form
stigmatic +
Bristle architecture
barbellulate +  and barbellate +
Bristle pappus duration
persistent +
Calyculus presence
absent +
Cauline leaf-blade length
2.5 cm25 mm <br />0.025 m <br /> (11.5 cm115 mm <br />0.115 m <br />) +
Cauline leaf-blade width
0.3 cm3 mm <br />0.003 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
Cauline leaf length
2.5 cm25 mm <br />0.025 m <br /> (11 cm110 mm <br />0.11 m <br />) +
Cauline leaf width
0.3 cm3 mm <br />0.003 m <br /> (?) +  and 1.7 cm17 mm <br />0.017 m <br /> (?) +
Corolla architecture
not 2-lipped +  and actinomorphic +
Corolla coloration
white +  and lilac +
Corolla presence
absent +
Corolla some measurement
0.12 cm1.2 mm <br />0.0012 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Cypsela architecture
monomorphic +
Cypsela architecture or shape
beaked +, 2-ribbed +  and 5-ribbed +
Cypsela growth form
dimorphic +
Cypsela length
0.16 cm1.6 mm <br />0.0016 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Cypsela shape
obovoid +
Cypsela width
0.1 cm1 mm <br />0.001 m <br /> (0.16 cm1.6 mm <br />0.0016 m <br />) +
Disc-floret quantity
50 (135) +
Disc-floret reproduction
fertile +  and bisexual +
Disc floret architecture
staminate +
Disc floret reproduction
fertile +  and bisexual +
Disc shape
compressed;obovoid;cuneate or obcordiform +
Distribution
Ala. +, Ark. +, Fla. +, Ga. +, Ill. +, La. +, Miss. +, Mo. +, N.C. +, Okla. +, S.C. +  and Tex. +
Elevation
10–200 m +
Embryo course
straight +
Face pubescence
puberulent +  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
Prairies, waste places, roadside ditches, woodland borders, sunny to semishaded, dry to wet +
Head architecture or arrangement
radiate +
Head arrangement
singly +
Head atypical quantity
10 (100) +
Head development
indeterminate +
Head quantity
30;100 +
Head reproduction
heterogamous +  and homogamous +
Illustration copyright
Flora of North America Association +
Illustrator
Barbara Alongi +
Individual head architecture
each +  and sessile +
Inner phyllarie length
0.18 cm1.8 mm <br />0.0018 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Inner phyllarie quantity
0.2 (0.7) +
Inner phyllarie width
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
Involucre length
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Involucre position relational
surrounding +
Involucre shape
hemispheric +
Involucre width
0.25 cm2.5 mm <br />0.0025 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Lamina some measurement
0.3 cm3 mm <br />0.003 m <br /> (0.63 cm6.3 mm <br />0.0063 m <br />) +
Leaf-blade shape
linear;narrowly lanceolate +
Leaf architecture
sessile +
Leaf arrangement
alternate +
Leaf position
cauline +  and basal +
Line quantity
2 +
Lobe atypical quantity
4 (5) +
Lobe orientation
erect +
Lobe quantity
5 (?) +
Lobe shape
triangular +
Margin architecture
not +  and winged +
Margin architecture or shape
entire +  and serrulate +
Margin texture
membranaceous +
Number of lower taxa
0 +
Other length
0.8 cm8 mm <br />0.008 m <br /> (5.5 cm55 mm <br />0.055 m <br />) +
Other shape
linear;linear-oblanceolate or subulate +
Other size
reduced +
Other width
0.1 cm1 mm <br />0.001 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Outer phyllarie length
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.17 cm1.7 mm <br />0.0017 m <br />) +
Outer phyllarie width
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
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 awn some measurement
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
Pappus duration
persistent +
Peduncle shape
filiform +
Peduncle some measurement
0.5 cm5 mm <br />0.005 m <br /> (18.5 cm185 mm <br />0.185 m <br />) +
Pericarp fragility
tough +
Pericarp width
thick +
Peripheral floret presence
absent +
Peripheral floret quantity
In 1 (3+ series) +
Petal fusion
connate +
Phenology
Flowering Jul–Nov. +
Phyllarie architecture
1-nerved +
Phyllarie duration
persistent +
Phyllarie fusion
distinct +
Phyllarie life cycle
falling +
Phyllarie quantity
6 (8) +
Phyllarie shape
subulate +
Phyllarie size
unequal +
Phyllarie texture
Herbaceous (Chartaceous or scarious) +
Primary branch orientation
spreading +
Publication title
Sketch Bot. S. Carolina +
Publication year
1823 +
Ray-floret architecture
pistillate +
Ray-floret presence
absent +
Ray-floret quantity
20 (40) +
Ray-floret reproduction
fertile +
Ray shape
triquetrous +
Receptacle architecture
epaleate +
Receptacle pubescence
bearing subulate enations +, hairy +  and bristly +
Receptacle relief
pitted +
Receptacle shape
conic;hemispheric +
Reference
None +
Resin duct presence
absent +
Rib position
adaxial +  and abaxial +
Rib quantity
1 +  and 2 +
Root texture
fibrous +
Seed architecture
exalbuminous +
Seed quantity
1 +
Sepal variability
modifed +
Series atypical quantity
1 (2) +
Series quantity
4;6 +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V20 826.xml +
Special status
Illustrated +  and Endemic +
Stamen arrangement
alternate +
Stamen atypical quantity
4 (5) +
Stamen quantity
5 +
Stem architecture
branched +
Stem orientation
erect +
Stem pubescence
glabrous +
Style-branch appendage shape
deltate +
Style-branch architecture
appendaged +  and truncate +
Style architecture
2-branched +
Style pubescence
glabrous +
Style quantity
1 +
Style relief
papillate +  and smooth +
Synonyms
Boltonia asteroides +
Taxon family
Asteraceae +
Taxon name
Boltonia diffusa var. diffusa +
Taxon parent
Boltonia diffusa +
Taxon rank
variety +
Tube height or length or size
shorter +
Tube some measurement
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.135 cm1.35 mm <br />0.00135 m <br />) +
Volume
Volume 20 +
Whole-organism duration
perennial +
Whole-organism some measurement
30 cm300 mm <br />0.3 m <br /> (200 cm2,000 mm <br />2 m <br />) +
Whole organism architecture
stoloniferous +
Whole organism growth form
plant +
Whole organism some measurement
30cm (200cm) +
Wing width
0.2mm +  and 0.4mm +
X chromosome quantity
9 +