familyAsteraceae
tribeAsteraceae tribe Heliantheae
subtribeAsteraceae (tribe Heliantheae) subtribe Helianthinae
genusHelianthus
speciesHelianthus praecox
subspeciesHelianthus praecox subsp. runyonii

Helianthus praecox subsp. runyonii

(Heiser) Heiser

Mem. Torrey Bot. Club 22(3): 54. 1969.

Edward E. Schilling
Common names: Runyon’s sunflower
Endemic
Basionym: Helianthus debilis subsp. runyonii Heiser Madroño 13: 161, fig. 7. 1956
Synonyms: Helianthus praecox var. runyonii (Heiser) B. L. Turner
Treatment appears in FNA Volume 21. Treatment on page 152.
Revision as of 21:11, 5 November 2020 by imported>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Stems erect, branches ascending, moderately hirsute. Leaves (larger) 3–7.5(–8) cm. Peduncles 20–30(–35) cm. Phyllary apices short-attenuate. Paleae: middle teeth white-villous (“bearded”). Rays 11–13(–14). 2n = 34.


Phenology: Flowering spring–fall.
Habitat: Coastal prairies
Elevation: 0–20+ m

Distribution

V21-357-distribution-map.gif

Tex.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Helianthus praecox subsp. runyonii"
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Author
Edward E. Schilling +
Authority
(Heiser) Heiser +
Basionyms
Helianthus debilis subsp. runyonii +
Common name
Runyon’s sunflower +
Distribution
Tex. +
Elevation
0–20+ m +
Habitat
Coastal prairies +
Illustration copyright
Flora of North America Association +
Illustrator
Marjorie C. Leggitt +
Number of lower taxa
0 +
Phenology
Flowering spring–fall. +
Publication title
Mem. Torrey Bot. Club +
Publication year
1969 +
Reference
None +
Source xml
https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse grained fna xml/V19-20-21/V21 357.xml +
Special status
Endemic +
Synonyms
Helianthus praecox var. runyonii +
Taxon family
Asteraceae +
Taxon name
Helianthus praecox subsp. runyonii +
Taxon parent
Helianthus praecox +
Taxon rank
subspecies +
Volume
Volume 21 +