familyAsteraceae
tribeAsteraceae tribe Heliantheae
subtribeAsteraceae (tribe Heliantheae) subtribe Ambrosiinae
genusLeuciva
speciesLeuciva dealbata

Leuciva dealbata

(A. Gray) Rydberg in N. L. Britton et al.

in N. L. Britton et al., N. Amer. Fl. 33: 8. 1922.

John L. Strother
Illustrated
Basionym: Iva dealbata A. Gray Smithsonian Contr. Knowl. 3(5): 104. 1852
Synonyms: Euphrosyne dealbata (A. Gray) Panero
Treatment appears in FNA Volume 21. Treatment on page 30.
Please click on the illustration for a higher resolution version.
Illustrator: Barbara Alongi

Copyright: Flora of North America Association

Leaves: petioles 1–5+ mm; blades 7–10 (–18+) × 1–6 (–12) cm overall, lobes 3–5+ mm wide. Peduncles 1–10+ mm. Involucres 2–3+ mm. Phyllaries: outer 5 sparsely strigose or glabrous abaxially, margins ciliolate, inner ciliolate. Pistillate florets: corollas 0.1–0.7 mm, or 0. Functionally staminate florets: corollas 1.5–2 mm. Cypselae 1.5–2 mm. 2n = 72.


Phenology: Flowering Jul–Nov.
Habitat: Calcareous desert soils
Elevation: 1000–2000 m

Distribution

V21-54-distribution-map.gif

Ariz., N.Mex., Tex., Mexico (Chihuahua), Mexico (Coahuila), Mexico (Durango), Mexico (Nuevo León), Mexico (San Luis Potosí), Mexico (Zacatecas)

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Leuciva dealbata"
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2n chromosome quantity
72 +
Abaxial face pubescence
lanate +
Adaxial face pubescence
tomentose +
Anther base shape
not tailed +, rounded +  and obtuse +
Anther dehiscence
introrse +
Anther fusion
connate +
Anther theca coloration
pale +
Apex fusion
connate +  and distinct +
Apex growth form or texture
herbaceous +
Apex size
subequal +
Apex texture
scarious +
Apical appendage presence
absent +
Apical appendage shape
usually ovate +  and lanceolate +
Appendage pubescence
hirsute +
Appendage relief
papillate +
Appendage shape
usually deltate +  and lanceolate +
Array architecture
paniculiform +
Array development
indeterminate +  and determinate +
Author
John L. Strother +
Authority
(A. Gray) Rydberg in N. L. Britton et al. +
Band architecture
continuous +
Band quantity
1 +
Base shape
decurrent +
Basionyms
Iva dealbata +
Blade architecture
compound +  and simple +
Blade atypical length
10 cm100 mm <br />0.1 m <br /> (18 cm180 mm <br />0.18 m <br />) +
Blade atypical width
6 cm60 mm <br />0.06 m <br /> (12 cm120 mm <br />0.12 m <br />) +
Blade length
7 cm70 mm <br />0.07 m <br /> (10 cm100 mm <br />0.1 m <br />) +
Blade shape
lobed;lanceolate;oblanceolate +
Blade width
1 cm10 mm <br />0.01 m <br /> (6 cm60 mm <br />0.06 m <br />) +
Body architecture
winged;ribbed;winged;ribbed +
Body architecture or pubescence or relief
smooth +
Body relief
tuberculate +  and rugose +
Bractlet quantity
1;15 +
Branch arrangement or course or shape
linear +
Branch structure in adjective form
stigmatic +
Bristle architecture
barbellulate +  and barbellate +
Bristle shape
Plumose (?) +
Calyculus presence
absent +
Calyculus quantity
Of 1 (15+ bractlets) +
Corolla architecture
zygomorphic +
Corolla coloration
whitish +
Corolla presence
absent +
Corolla shape
tubular +
Corolla some measurement
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Cypsela architecture
monomorphic +
Cypsela architecture or pubescence or relief
smooth +
Cypsela architecture or shape
beaked +
Cypsela growth form
dimorphic +
Cypsela pubescence
villous +, strigillose +, hispidulous +, glabrous +  and warty +
Cypsela relief
scabrellous +  and tuberculate +
Cypsela shape
obcompressed +  and pyriform +
Cypsela some measurement
1.5mm;2mm +
Disc floret architecture
staminate +
Disc floret quantity
5 (60) +
Disc floret reproduction
fertile +  and bisexual +
Distribution
Ariz. +, N.Mex. +, Tex. +, Mexico (Chihuahua) +, Mexico (Coahuila) +, Mexico (Durango) +, Mexico (Nuevo León) +, Mexico (San Luis Potosí) +  and Mexico (Zacatecas) +
Elevation
1000–2000 m +
Embryo course
straight +
Face pubescence
glabrous +, stipitate-glandular +  and hairy +
Filament fusion
distinct +
Floret architecture
staminate +  and pistillate +
Floret atypical quantity
5;15 +
Floret position
proximal +
Floret presence
absent +
Floret quantity
5;12 +
Floret reproduction
bisexual +
Fruit architecture
winged +  and beaked +
Fruit condition or texture
dry +
Fruit density
dispersed +
Glomerule arrangement
singly +
Habitat
Calcareous desert soils +
Head architecture or arrangement
radiate +
Head architecture or shape
disciform +  and discoid +
Head arrangement
in corymbiform , glomerate , paniculiform , racemiform or spiciform , arrays +  and singly +
Head development
indeterminate +
Head reproduction
homogamous +  and heterogamous +
Illustration
Present +
Illustration copyright
Flora of North America Association +
Illustrator
Barbara Alongi +
Individual head architecture
each +  and sessile +
Inner phyllary presence
absent +
Inner phyllary pubescence
ciliolate +
Inner phyllary quantity
scarious to membranous +
Inner phyllary texture
membranous +  and scarious +
Involucre diameter
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Involucre position relational
surrounding +
Involucre shape
hemispheric +
Involucre some measurement
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Lamina prominence
conspicuous +
Leaf architecture
petiolate +
Leaf arrangement
alternate +
Leaf position
cauline +
Line quantity
2 +
Lobe atypical quantity
3 (5) +
Lobe orientation
erect +
Lobe quantity
5 (?) +
Lobe shape
deltate +
Lobe width
0.3 cm3 mm <br />0.003 m <br /> (?) +  and 0.5 cm5 mm <br />0.005 m <br /> (?) +
Margin architecture or shape
dentate to pinnatifid or palmatifid +  and entire +
Margin pubescence
ciliolate +
Number of lower taxa
0 +
Outer phyllary growth form or texture
herbaceous +
Outer phyllary pubescence
glabrous +  and strigose +
Outer phyllary quantity
5 +
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 +
Pappus presence
absent +
Peduncle some measurement
0.1 cm1 mm <br />0.001 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Pericarp fragility
tough +
Pericarp width
thick +
Peripheral floret presence
absent +
Peripheral floret quantity
1 (10) +
Petal fusion
connate +
Petiole some measurement
0.1 cm1 mm <br />0.001 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Phenology
Flowering Jul–Nov. +
Phyllary atypical quantity
3 (5) +
Phyllary duration
persistent +
Phyllary fusion
distinct +
Phyllary life cycle
falling +
Phyllary quantity
5 +  and 80 +
Phyllary shape
Lanceovate (Linear) +
Phyllary size
unequal +  and subequal +
Phyllary texture
Herbaceous (Chartaceous) +
Publication title
in N. L. Britton et al., N. Amer. Fl. +
Publication year
1922 +
Ray-floret architecture
pistillate +
Ray-floret atypical quantity
5 (8) +
Ray-floret presence
absent +
Ray-floret quantity
5 (?) +
Ray-floret reproduction
fertile +
Receptacle architecture
epaleate +
Receptacle pubescence
bearing subulate enations +, hairy +  and bristly +
Receptacle shape
convex;convex +
Reference
None +
Root texture
fibrous +
Seed architecture
exalbuminous +
Seed quantity
1 +
Sepal variability
modifed +
Series atypical quantity
1 (2) +
Series quantity
1 +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V21 54.xml +
Special status
Illustrated +
Stamen arrangement
alternate +
Stamen atypical quantity
4 (5) +
Stamen quantity
5 +
Stem architecture
branching +
Stem orientation
erect +
Stigmatic papilla presence
absent +
Style-branch architecture
appendaged +  and truncate +
Style architecture
2-branched +
Style pubescence
hirsutulous +  and glabrous +
Style quantity
1 +
Style relief
papillate +
Synonyms
Euphrosyne dealbata +
Taxon family
Asteraceae +
Taxon name
Leuciva dealbata +
Taxon parent
Leuciva +
Taxon rank
species +
Throat shape
campanulate +  and cylindric +
Tube length or size
longer +
Ultimate margin shape
toothed +  and entire +
Volume
Volume 21 +
Whole-organism duration
perennial +
Whole-organism some measurement
20 cm200 mm <br />0.2 m <br /> (60 cm600 mm <br />0.6 m <br />) +
Whole organism atypical some measurement
150 cm1,500 mm <br />1.5 m <br /> (400 cm4,000 mm <br />4 m <br />) +
Whole organism growth form
shrub +  and subshrub +
Whole organism some measurement
3cm (150cm) +
X chromosome quantity
18 +