familyPapaveraceae
genusArgemone
speciesArgemone albiflora
subspeciesArgemone albiflora subsp. texana

Argemone albiflora subsp. texana

G. B. Ownbey

Mem. Torrey Bot. Club 21: 141. 1958.

Gerald B. Ownbey
Endemic
Synonyms: Argemone albiflora var. texana (G. B. Ownbey) Shinners
Treatment appears in FNA Volume 3.

Stems sparsely to moderately prickly. Leaf-blades: basal and proximal lobed nearly to midrib. Inflorescences: sepal horns 4-6 (-10) mm, unarmed or sparingly prickly near base. Capsules usually narrowly ellipsoid, surface partially obscured, longer prickles widely spaced, interspersed with numerous, shorter, unequal ones. 2n = 28.


Phenology: Flowering early spring–summer; fruiting spring–fall.
Habitat: Pastures and waste ground
Elevation: 0-300 m

Distribution

V3 836-distribution-map.gif

Ark., La., Mo., Tex.

Discussion

Argemone albiflora subsp. texana is introduced in Arkansas and Missouri.

Selected References

None.

Lower Taxa

None.

"dm" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property.

... more about "Argemone albiflora subsp. texana"
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2n chromosome quantity
28 +
Abaxial surface architecture
prickly +
Adaxial surface architecture
prickly +  and unarmed +
Androecium position
perigynous +
Anther architecture or structure in adjective form
2-locular +
Apex length
1/3 +
Aril presence
absent +
Author
Gerald B. Ownbey +
Authority
G. B. Ownbey +
Basal leaf arrangement
rosulate +
Blade architecture
palmate +  and subpalmate +
Blade shape
1×-lobed +, commonly shallowly +  and unlobed +
Body architecture
prickly +
Body length
1.2 cm12 mm <br />0.012 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
Body width
1 cm10 mm <br />0.01 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
Bract architecture
foliaceous +
Bract presence
absent +
Bract quantity
1;2 +
Bud shape
broadly ellipsoid +  and subglobose +
Capsule architecture
prickly +
Capsule atypical length
4 cm40 mm <br />0.04 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
Capsule atypical width
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
Capsule dehiscence
dehiscing +
Capsule length
2 cm20 mm <br />0.02 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Capsule orientation
erect +
Capsule shape
ellipsoid +
Capsule width
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Cauline leaf arrangement
alternate +
Distribution
Ark. +, La. +, Mo. +  and Tex. +
Element architecture
vascular +
Elevation
0-300 m +
Filament coloration
lemon yellow +
Flower architecture
sessile +, pedicellate +  and symmetric +
Flower prominence
conspicuous +
Flower width
5 cm50 mm <br />0.05 m <br /> (10 cm100 mm <br />0.1 m <br />) +
Fruit architecture
capsular +
Fruit dehiscence
transverse +, poricidal +, valvate +  and dehiscence +
Habitat
Pastures and waste ground +
Horn architecture
tipped +  and hollow +
Horn orientation
erect +
Horn position
subterminal +
Illustration copyright
Flora of North America Association +
Illustrator
John Myers +
Inflorescence architecture
cymose +
Inflorescence arrangement
paniculate +  and racemose +
Inflorescence position
terminal +  and axillary +
Inflorescence position or structure subtype
terminal +
Leaf-blade architecture or fixation
clasping +
Leaf-blade position
proximal +  and basal +
Leaf-blade position or shape
distal +
Leaf-blade quantity
1/2 +  and 4/5 +
Leaf-blade shape
lobed +
Leaf architecture
sessile +
Leaf arrangement
alternate +  and opposite or whorled +
Leaf position
cauline +  and basal +
Longer prickle arrangement
spaced +
Longest prickle arrangement
spaced +
Longest prickle atypical some measurement
1 cm10 mm <br />0.01 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Longest prickle some measurement
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Margin architecture or shape
dentate +
Number of lower taxa
0 +
One height or length or size
shorter +
One quantity
numerous +
One size
unequal +
Ovary architecture
1-2-locular or +  and incompletely completely multilocular +
Ovary architecture or structure in adjective form
1-locular +
Perianth position
perigynous +
Petal coloration
white +
Petal fusion
distinct +
Petal presence
absent +
Petal quantity
6 +
Petal shape
obovate +
Petal size or quantity
2 times number of sepals +
Phenology
Flowering early spring–summer +  and fruiting spring–fall. +
Pistil architecture
(3-)4-5(-7)-carpellate +
Pistil quantity
1 +
Placenta arrangement
parietal +
Placenta quantity
2 +
Publication title
Mem. Torrey Bot. Club +
Publication year
1958 +
Receptacle size
expanded +
Reference
None +
Sap coloration
white +  and orange +
Sap texture
sticky +
Seed architecture
carunculate +  and arillate +
Seed quantity
numerous +
Seed relief
pitted +
Seed shape
subglobose +
Seed size
small +
Seed some measurement
0.16 cm1.6 mm <br />0.0016 m <br /> (?) +  and 0.2 cm2 mm <br />0.002 m <br /> (?) +
Segment architecture
1-seeded +
Sepal architecture
list +  and count +
Sepal duration
caducous +
Sepal fusion
list +  and count +
Sepal horn architecture
prickly +  and unarmed +
Sepal horn atypical some measurement
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Sepal horn shape
terete +
Sepal horn some measurement
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Sepal quantity
3 +  and 2 +
Sepal shape
obovate +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V3/V3 836.xml +
Special status
Endemic +
Stamen quantity
150 +
Stem architecture
prickly +
Stem orientation
decumbent +, spreading +  and erect +
Stigma duration
persistent +
Stigma fixation
attached +
Stigma lobe quantity
2;many +
Stigma quantity
2;many +
Stigma shape
3-5(-7)-lobed +
Style duration
persistent +
Style fixation
attached +
Style height or length or size
short +
Style presence
absent +
Style quantity
1 +
Style some measurement
0 cm0 mm <br />0 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Surface architecture
prickly +  and unarmed +
Surface coloration
mottled +
Surface prominence
obscured +
Surface pubescence
hispid +, glabrous +  and glaucous +
Synonyms
Argemone albiflora var. texana +
Taproot duration
persistent +
Taxon family
Papaveraceae +
Taxon name
Argemone albiflora subsp. texana +
Taxon parent
Argemone albiflora +
Taxon rank
subspecies +
Valve arrangement
separating +
Volume
Volume 3 +
Whole organism architecture
caulescent +
Whole organism duration
biennial +  and annual +
Whole organism growth form
plant +
Whole organism pubescence
glaucous +
Whole organism size
small +
Whorl quantity
3 +  and 2 +
X chromosome quantity
14 +