familyAsteraceae
tribeAsteraceae tribe Heliantheae
subtribeAsteraceae (tribe Heliantheae) subtribe Rudbeckiinae
genusRudbeckia
sectionRudbeckia sect. Rudbeckia
speciesRudbeckia hirta
varietyRudbeckia hirta var. angustifolia

Rudbeckia hirta var. angustifolia

(T. V. Moore) Perdue

Rhodora 59: 296. 1958.

Lowell E. Urbatsch, Patricia B. Cox
Endemic
Basionym: Rudbeckia floridana var. angustifolia T. V. Moore Pittonia 4: 176. 1900
Synonyms: Rudbeckia divergens T. V. Moore
Treatment appears in FNA Volume 21. Treatment on page 57.
Revision as of 22:46, 29 July 2020 by imported>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Annuals, biennials, or perennials. Stems branched mostly at or near mid heights, leafy toward bases. Leaves: basal blades oblanceolate, 0.5–2.5 cm wide; cauline narrowly elliptic (smaller distally); margins entire or serrate; faces hispid to ± sericeous. Peduncles at least 1/2 plant heights. 2n = 38.


Phenology: Flowering spring–summer.
Habitat: Meadows, pastures, old fields, roadsides
Elevation: 20–80 m

Distribution

V21-123-distribution-map.gif

Ala., Fla., Ga., La., Miss., S.C., Tex.

Discussion

Variety angustifolia grows along the Gulf coastal plain.

Selected References

None.

Lower Taxa

None.
... more about "Rudbeckia hirta var. angustifolia"
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2n chromosome quantity
38 +
Abaxial tip pubescence
hirsute +  and hispid +
Anther base shape
not tailed +, rounded +  and obtuse +
Anther dehiscence
introrse +
Anther fusion
connate +
Anther theca coloration
dark +
Apex fusion
connate +  and distinct +
Apex growth form or texture
herbaceous +
Apex shape
subulate;attenuate;acute;acute +
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
corymbiform +
Array architecture or fragility
loose +
Array development
indeterminate +  and determinate +
Author
Lowell E. Urbatsch +  and Patricia B. Cox +
Authority
(T. V. Moore) Perdue +
Band architecture
continuous +
Band quantity
1 +
Basal blade shape
oblanceolate +
Basal blade width
0.5 cm5 mm <br />0.005 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
Basal leaf architecture
petiolate +
Base architecture
leafy +
Base character
height +
Base position
mid +
Base shape
attenuate +  and cuneate +
Basionyms
Rudbeckia floridana var. angustifolia +
Blade architecture
compound +  and simple +
Blade length
3 cm30 mm <br />0.03 m <br /> (20 cm200 mm <br />0.2 m <br />) +
Blade shape
ovate;lanceolate;ovate;lanceolate;elliptic +
Blade width
0.4 cm4 mm <br />0.004 m <br /> (4 cm40 mm <br />0.04 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-style distance
1.5 +
Branch arrangement or course or shape
linear +
Branch position
proximal +
Branch quantity
1/2;4/5 +
Branch some measurement
0.1 cm1 mm <br />0.001 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
Branch structure in adjective form
stigmatic +
Bristle architecture
barbellulate +  and barbellate +
Bristle shape
Plumose (?) +
Calyculus presence
absent +
Calyculus quantity
Of 1 (15+ bractlets) +
Cauline leaf architecture
sessile +  and petiolate +
Cauline leaf arrangement or shape
elliptic +
Corolla architecture
tipped +
Corolla coloration
yellowish green +
Corolla coloration or density
brown-purple +
Corolla some measurement
0.3 cm3 mm <br />0.003 m <br /> (0.42 cm4.2 mm <br />0.0042 m <br />) +
Cypsela architecture
monomorphic +
Cypsela architecture or shape
beaked +
Cypsela atypical some measurement
0.35 cm3.5 mm <br />0.0035 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Cypsela growth form
dimorphic +
Cypsela pubescence
hairy +  and glabrous +
Cypsela shape
flattened +, fusiform-terete +  and obpyramidal +
Cypsela some measurement
1.5mm;2.7mm +
Disc-floret quantity
250 (500) +
Disc-floret reproduction
fertile +  and bisexual +
Disc floret architecture
staminate +
Disc floret reproduction
fertile +  and bisexual +
Disc length
1.2 cm12 mm <br />0.012 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
Disc width
10mm;20mm +
Distal leaf architecture
sessile +
Distribution
Ala. +, Fla. +, Ga. +, La. +, Miss. +, S.C. +  and Tex. +
Elevation
20–80 m +
Embryo course
straight +
Face pubescence
hispid +  and more or less sericeous +
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 +
Glomerule arrangement
singly +
Habitat
Meadows, pastures, old fields, roadsides +
Head architecture
discoid +  and radiate +
Head architecture or arrangement
radiate +
Head architecture or shape
discoid +
Head arrangement
singly +
Head atypical quantity
2 (5) +
Head development
indeterminate +
Head reproduction
homogamous +  and heterogamous +
Illustration copyright
Flora of North America Association +
Illustrator
John Myers +
Individual head architecture
each +  and sessile +
Involucre diameter
0.1 cm1 mm <br />0.001 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Involucre position relational
surrounding +
Involucre shape
fusiform;turbinate or broadly campanulate +
Lamina length
15mm;45mm +
Lamina pubescence
abaxially hispid +  and hirsute +
Lamina shape
elliptic +  and oblong or oblanceolate +
Lamina width
5mm;10mm +
Leaf architecture
sessile +  and petiolate +
Leaf arrangement
opposite +
Leaf coloration
green +
Leaf position
cauline +
Leaf pubescence
not glaucous +
Line quantity
2 +
Lobe atypical quantity
3 (5) +
Lobe coloration
greenish;yellowish +
Lobe quantity
3 (?) +
Lobe shape
deltate +  and lance-linear +
Margin architecture or pubescence or shape
ciliate +
Margin architecture or shape
serrate +  and entire +
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 +
Palea some measurement
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Pappus atypical quantity
2 (5) +
Pappus duration
persistent +
Pappus length or size
longer +
Pappus life cycle
falling +
Pappus presence
absent +
Pappus quantity
0 +  and 2 +
Pappus shape
coroniform +
Peduncle quantity
1/2 +
Pericarp fragility
tough +
Pericarp width
thick +
Peripheral floret presence
absent +
Peripheral floret quantity
In 1 (3+ series) +
Petal fusion
connate +
Phenology
Flowering spring–summer. +
Phyllary atypical quantity
5 (15) +
Phyllary duration
persistent +
Phyllary fusion
distinct +
Phyllary life cycle
falling +
Phyllary quantity
3 +  and 21 +
Phyllary size
unequal +
Phyllary some measurement
0 cm0 mm <br />0 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Phyllary texture
Herbaceous (Chartaceous) +
Publication title
Rhodora +
Publication year
1958 +
Ray-floret architecture
pistillate +
Ray-floret atypical quantity
8 (13) +
Ray-floret presence
absent +
Ray-floret quantity
8 (16) +
Ray-floret reproduction
fertile +
Receptacle architecture
epaleate +
Receptacle pubescence
bearing subulate enations +, hairy +  and bristly +
Receptacle relief
pitted +  and smooth +
Receptacle shape
hemispheric;ovoid +
Reference
None +
Root texture
fibrous +
Scale atypical quantity
5 (10) +
Scale fusion
connate +  and distinct +
Scale quantity
2 +  and 5 +
Seed architecture
exalbuminous +
Seed quantity
1 +
Sepal variability
modifed +
Series atypical quantity
2 (3) +
Series quantity
2 +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V21 123.xml +
Special status
Endemic +
Stamen arrangement
alternate +
Stamen atypical quantity
4 (5) +
Stamen quantity
5 +
Stem architecture
branched +
Stem coloration
green +
Stem orientation
erect +
Stem pubescence
hispid +  and hirsute +
Style-branch architecture
appendaged +  and truncate +
Style architecture
2-branched +
Style pubescence
hirsutulous +  and glabrous +
Style quantity
1 +
Style relief
papillate +
Style some measurement
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Synonyms
Rudbeckia divergens +
Taxon family
Asteraceae +
Taxon name
Rudbeckia hirta var. angustifolia +
Taxon parent
Rudbeckia hirta +
Taxon rank
variety +
Throat shape
cylindric +
Throat variability
equaling +
Tooth quantity
2 (8) +
Tube height or length or size
shorter +
Tube length or size
much longer +
Ultimate margin architecture or shape
dentate +  and entire +
Ultimate margin shape
entire +  and toothed +
Volume
Volume 21 +
Whole-organism atypical some measurement
100 cm1,000 mm <br />1 m <br /> (200 cm2,000 mm <br />2 m <br />) +
Whole-organism duration
perennial +, biennial +  and annual +
Whole-organism some measurement
0 cm0 mm <br />0 m <br /> (100 cm1,000 mm <br />1 m <br />) +
Whole organism atypical some measurement
80 cm800 mm <br />0.8 m <br /> (200 cm2,000 mm <br />2 m <br />) +
Whole organism growth form
plant +
Whole organism some measurement
10cm (80cm) +
X chromosome quantity
19 +