familyAsteraceae
tribeAsteraceae tribe Astereae
genusAmphipappus
speciesAmphipappus fremontii
varietyAmphipappus fremontii var. spinosus

Amphipappus fremontii var. spinosus

(A. Nelson) Ced. Porter

Amer. J. Bot. 30: 483. 1943.

Guy L. Nesom
Endemic
Basionym: Amphiachyris fremontii var. spinosa A. Nelson Bot. Gaz. 47: 431. 1909
Synonyms: Amphipappus spinosus A. Nelson Amphipappus fremontii subsp. spinosus (A. Nelson) D. D. Keck
Treatment appears in FNA Volume 20. Treatment on page 186.

Young twigs, peduncles, and leaves densely hirtellous.


Phenology: Flowering Mar–May.
Habitat: Rocky or sandy soils, flats, washes, slopes, rock outcrops, canyon walls, cliff faces, commonly with Larrea, Yucca, Ambrosia
Elevation: 500–1300 m

Distribution

V20-408-distribution-map.gif

Ariz., Calif., Nev., Utah.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Amphipappus fremontii var. spinosus"
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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
corymbiform +
Array development
indeterminate +  and determinate +
Author
Guy L. Nesom +
Authority
(A. Nelson) Ced. Porter +
Band architecture
continuous +
Band quantity
1 +
Base shape
decurrent +
Basionyms
Amphiachyris fremontii var. spinosa +
Blade architecture
1-nerved +
Blade shape
obovate;narrowly elliptic +
Body architecture or pubescence or relief
smooth +
Body architecture or shape
ribbed +
Body relief
rugulose +  and muricate +
Branch arrangement or course or shape
linear +
Branch structure in adjective form
stigmatic +
Branchlet pubescence
hirtellous +, densely +  and glabrous +
Bristle architecture
barbellate +
Bristle coloration
stramineous +
Bristle fusion
connate +
Bristle pappus duration
persistent +
Bristle quantity
15;20 +
Bristle shape
Attenuate (?) +  and Flattened (?) +
Bristle size
slender +
Calyculus presence
absent +
Corolla architecture
not 2-lipped +  and actinomorphic +
Corolla coloration
yellow +
Corolla presence
absent +
Cypsela architecture
2-nerved +
Cypsela architecture or shape
beaked +, 2-ribbed +  and 5-ribbed +
Cypsela growth form
dimorphic +
Cypsela shape
flattened +, oblongelliptic +  and obovoid +
Cypsela some measurement
3 +
Disc-floret architecture
staminate +
Disc-floret quantity
3 (7) +
Disc floret architecture
staminate +
Disc floret reproduction
fertile +  and bisexual +
Distribution
Ariz. +, Calif. +, Nev. +  and Utah. +
Elevation
500–1300 m +
Embryo course
straight +
Face coating
resinous +
Face pubescence
villous +, glabrous +  and hirtellous +
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
Rocky or sandy soils, flats, washes, slopes, rock outcrops, canyon walls, cliff faces, commonly with Larrea, Yucca, Ambrosia +
Head architecture or arrangement
radiate +
Head arrangement
singly +
Head atypical quantity
2 (4) +
Head development
indeterminate +
Head reproduction
heterogamous +  and homogamous +
Illustration copyright
Flora of North America Association +
Illustrator
Barbara Alongi +
Individual head architecture
each +  and sessile +
Involucre length
0.4 cm4 mm <br />0.004 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
Involucre position relational
surrounding +
Involucre shape
turbino-cylindric +
Involucre width
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Leaf architecture
petiolate +  and subsessile +
Leaf arrangement
alternate +
Leaf life cycle
young +
Leaf position
cauline +
Leaf pubescence
hirtellous +
Leaf some measurement
0.3 cm3 mm <br />0.003 m <br /> (?) +  and 1.1 cm11 mm <br />0.011 m <br /> (?) +
Line quantity
2 +
Lobe atypical quantity
4 (5) +
Lobe orientation
reflexed +
Lobe quantity
5 (?) +
Lobe shape
lanceolate +  and coiling +
Margin architecture or shape
entire +
Margin texture
not 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 +
Peduncle life cycle
young +
Peduncle pubescence
hirtellous +
Pericarp fragility
tough +
Pericarp width
thick +
Peripheral floret presence
absent +
Peripheral floret quantity
In 1 (3+ series) +
Petal fusion
connate +
Phenology
Flowering Mar–May. +
Phyllarie architecture
1-nerved +
Phyllarie coloration
greenish white +
Phyllarie duration
persistent +
Phyllarie fusion
distinct +
Phyllarie life cycle
falling +
Phyllarie quantity
7 (12) +
Phyllarie shape
ovate +  and elliptic +
Phyllarie size
unequal +
Phyllarie texture
Thin-indurate (?) +
Publication title
Amer. J. Bot. +
Publication year
1943 +
Ray-floret architecture
pistillate +
Ray-floret atypical quantity
0 (1) +
Ray-floret presence
absent +
Ray-floret quantity
1 (2) +
Ray-floret reproduction
fertile +
Receptacle architecture
epaleate +
Receptacle prominence or shape
flat +
Receptacle pubescence
bearing subulate enations +, hairy +  and bristly +
Receptacle relief
pitted +
Receptacle shape
concave;usually flat;conic +
Reference
None +
Root texture
fibrous +
Seed architecture
exalbuminous +
Seed quantity
1 +
Sepal variability
modifed +
Series atypical quantity
1 (2) +
Series quantity
1;3 +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V20 408.xml +
Special status
Endemic +
Stamen arrangement
alternate +
Stamen atypical quantity
4 (5) +
Stamen quantity
5 +
Stem architecture
spinescent +, leafless +  and branched +
Stem orientation
erect +
Style-branch appendage shape
triangular +
Style-branch architecture
appendaged +  and truncate +
Style architecture
2-branched +
Style pubescence
glabrous +
Style quantity
1 +
Style relief
papillate +  and smooth +
Synonyms
Amphipappus spinosus +  and Amphipappus fremontii subsp. spinosus +
Taxon family
Asteraceae +
Taxon name
Amphipappus fremontii var. spinosus +
Taxon parent
Amphipappus fremontii +
Taxon rank
variety +
Terminal cluster architecture
glomerate +
Tube length or size
longer +
Twig life cycle
young +
Twig pubescence
hirtellous +
Volume
Volume 20 +
Whole-organism duration
perennial +, biennial +  and annual +
Whole organism growth form
shrub +
Whole organism some measurement
30cm (60cm) +
X chromosome quantity
9 +