familyAsteraceae
tribeAsteraceae tribe Astereae
genusXanthisma
sectionXanthisma sect. Xanthisma
speciesXanthisma texanum
varietyXanthisma texanum var. texanum

Xanthisma texanum var. texanum

Ronald L. Hartman
Endemic
Treatment appears in FNA Volume 20. Treatment on page 385.
Revision as of 21:21, 29 July 2020 by imported>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Bodies mostly orbiculate to depressed-elliptic (1–2 × 1.5–3.5 mm distal to widest point), apices rounded, with little or no flare 1 mm from tip. 2n = 8 (+ 0–2 b), phyllaries ± expanded distal to stalks.


Phenology: Flowering spring–fall.
Habitat: Wooded areas, river bottoms, roadsides
Elevation: 200–600 m

Distribution

V20-876-distribution-map.gif

Tex.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Xanthisma texanum var. texanum"
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2n chromosome quantity
8 +
Anther base shape
not tailed +, rounded +  and obtuse +
Anther dehiscence
introrse +
Anther fusion
connate +
Apex architecture
not bristle-tipped +
Apex architecture or shape
not +  and cuspidate +
Apex fusion
distinct +
Apex growth form or texture
herbaceous +
Apex location
1 cm10 mm <br />0.01 m <br /> (?) +
Apex shape
rounded +
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
corymbiform +
Array development
indeterminate +  and determinate +
Author
Ronald L. Hartman +
Authority
de Candolle in A. P. de Candolle and A. L. P. P. de Candolle +
Band architecture
continuous +
Band quantity
1 +
Basal leaf length
5 cm50 mm <br />0.05 m <br /> (8 cm80 mm <br />0.08 m <br />) +
Basal leaf shape
2-pinnatifid;pinnatifid +
Basal leaf width
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
Base shape
decurrent +
Base texture
indurate +
Blade architecture
1-nerved +
Blade shape
lanceolate;oblanceolate or spatulate +
Body architecture or pubescence or relief
smooth +
Body architecture or shape
ribbed +
Body arrangement or shape
elliptic +
Body relief
rugulose +  and muricate +
Body shape
mostly orbiculate;depressed-elliptic +
Body size
unequal +
Branch arrangement or course or shape
linear +
Branch structure in adjective form
stigmatic +
Bristle architecture
barbellulate +  and barbellate +
Bristle arrangement or course or shape
linear +
Bristle coloration
tawny +
Bristle pappus duration
persistent +
Bristle pappus some measurement
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Bristle shape
Flattened (?) +
Callosity architecture or shape
apiculate +
Calyculus presence
absent +
Cauline leaf arrangement
spaced +
Cilium quantity
50 (?) +  and 90 (?) +
Corolla architecture
not 2-lipped +  and actinomorphic +
Corolla coloration
yellow +
Corolla coloration or density
red-purple +
Corolla presence
absent +
Corolla some measurement
0.45 cm4.5 mm <br />0.0045 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Cypsela architecture
monomorphic +
Cypsela architecture or shape
6-18-ribbed +
Cypsela growth form
dimorphic +
Cypsela shape
compressed +, narrowly obovoid +  and oblong +
Cypsela some measurement
1.6mm;1.8mm +
Disc-floret quantity
50 (200) +
Disc-floret reproduction
fertile +  and bisexual +
Disc floret architecture
staminate +
Disc floret reproduction
fertile +  and bisexual +
Distal 1/2 fragility or size
Moderately stout (Stout) +
Distribution
Tex. +
Elevation
200–600 m +
Embryo course
straight +
Face pubescence
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
Wooded areas, river bottoms, roadsides +
Head architecture
discoid +  and radiate +
Head architecture or arrangement
radiate +
Head arrangement
in corymbiform arrays +  and singly +
Head development
indeterminate +
Head reproduction
heterogamous +  and homogamous +
Illustration copyright
Flora of North America Association +
Illustrator
Yevonn Wilson-Ramsey +
Individual head architecture
each +  and sessile +
Inner phyllarie architecture or pubescence or shape
ciliate +
Inner phyllarie length
0.2 cm2 mm <br />0.002 m <br /> (1.05 cm10.5 mm <br />0.0105 m <br />) +
Inner phyllarie width
0.15 cm1.5 mm <br />0.0015 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Involucre length
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Involucre position relational
surrounding +
Involucre shape
hemispheric +
Involucre width
1.1 cm11 mm <br />0.011 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Lamina length
5mm;18mm +
Lamina shape
ovate +  and orbiculate or depressed-elliptic +
Lamina size
unequal +
Lamina width
2mm;3mm +
Leaf-blade architecture or shape
serrate +
Leaf-blade position
mid +
Leaf-blade shape
pinnatifid;2-pinnatifid +
Leaf architecture
sessile +  and short-petiolate +
Leaf arrangement
alternate +
Leaf position
cauline +  and basal +
Line quantity
2 +
Lobe architecture
not bristle-tipped +
Lobe architecture or shape
entire +
Lobe atypical quantity
4 (5) +
Lobe length
Spreading (?) +
Lobe position or shape
distal +
Lobe quantity
5 (?) +
Lobe shape
triangular +
Margin architecture or shape
entire +  and serrulate +
Margin pubescence
ciliolate +
Margin shape
pinnatifid +  and coarsely serrate +
Margin texture
scarious +
Number of lower taxa
0 +
Outer phyllarie architecture or pubescence or shape
ciliate +
Outer phyllarie length
0.15 cm1.5 mm <br />0.0015 m <br /> (0.85 cm8.5 mm <br />0.0085 m <br />) +
Outer phyllarie width
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 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 architecture
barbellate +
Pappus coloration
usually whitish +  and brown or reddish-brown +
Pappus duration
persistent +
Pappus length
longest +
Pappus lengths
outer +
Pappus quantity
0.5 +
Pappus shape
flattened +
Pappus some measurement
0.5 cm5 mm <br />0.005 m <br /> (0.65 cm6.5 mm <br />0.0065 m <br />) +
Peduncle architecture
ebracteate +  and eglandular +
Peduncle pubescence
hispidulous +
Pericarp fragility
tough +
Pericarp width
thick +
Peripheral floret presence
absent +
Peripheral floret quantity
In 1 (3+ series) +
Petal fusion
connate +
Phenology
Flowering spring–fall. +
Phyllarie architecture
1-nerved +
Phyllarie duration
persistent +
Phyllarie fixation or orientation
appressed +
Phyllarie fragility
stiff +
Phyllarie fusion
distinct +
Phyllarie life cycle
falling +
Phyllarie orientation
reflexed +, spreading +  and appressed +
Phyllarie quantity
26 (80) +
Phyllarie shape
linear +  and narrowly oblong or lanceolate +
Phyllarie size
enlarged +
Phyllarie texture
Leathery (?) +
Pit border shape
laciniate +
Proximal leaf length
0.5 cm5 mm <br />0.005 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
Proximal leaf position or shape
distal +
Proximal leaf quantity
2/3 +
Proximal leaf shape
Lanceolate (?) +  and Spatulate (?) +
Proximal leaf size
reduced +
Proximal leaf width
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Proximal portion architecture or shape
stalklike +
Proximal portion coloration
stramineous +
Proximal portion fragility
stiff +
Proximal portion position or shape
distal +
Proximal portion quantity
1/3 (2/3) +
Proximal portion size
enlarged +
Proximal portion width
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Publication title
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. +
Publication year
1836 +
Ray-floret architecture
pistillate +
Ray-floret presence
absent +
Ray-floret quantity
12 (34) +
Ray-floret reproduction
fertile +
Ray corolla coloration
yellow +
Receptacle architecture
epaleate +
Receptacle pubescence
bearing subulate enations +, hairy +  and bristly +
Receptacle relief
pitted +
Receptacle shape
flat;convex +
Reference
None +
Rib prominence
obscure +
Rib quantity
10 +  and 24 +
Root texture
fibrous +
Seed architecture
exalbuminous +
Seed quantity
1 +
Sepal variability
modifed +
Series atypical quantity
1 (2) +
Series quantity
3;4 +
Seta coloration
white +
Seta fusion
distinct +
Seta some measurement
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V20 876.xml +
Special status
Endemic +
Stamen arrangement
alternate +
Stamen atypical quantity
4 (5) +
Stamen quantity
5 +
Stem architecture
not wiry +  and branched +
Stem orientation
sprawling +, spreading +  and erect +
Stem pubescence
glabrous +
Stem quantity
1 +  and 3 +
Style-branch appendage shape
lanceolate +
Style-branch architecture
appendaged +  and truncate +
Style architecture
2-branched +
Style pubescence
glabrous +
Style quantity
1 +
Style relief
papillate +  and smooth +
Synonyms
Compositae +
Taproot some measurement
2cm (10cm) +
Taxon family
Asteraceae +
Taxon name
Xanthisma texanum var. texanum +
Taxon parent
Xanthisma texanum +
Taxon rank
variety +
Tooth architecture
tipped +
Tooth architecture or shape
entire +
Tooth fusion
distinct +
Tooth position or shape
distal +
Tooth some measurement
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Tube quantity
1/4 (1/3) +
Tube some measurement
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Volume
Volume 20 +
Wall width
thick +
Whole-organism architecture
taprooted +
Whole-organism duration
biennial +  and annual +
Whole-organism some measurement
20 cm200 mm <br />0.2 m <br /> (70 cm700 mm <br />0.7 m <br />) +
Whole organism growth form
subshrub +
X chromosome atypical quantity
4 +
X chromosome quantity
5 +