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Image of stiff sunflower
Creatures » … » Plants » … » Dicotyledons » … » Composite Family » …

Stiff Sunflower

Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schilling

Scientific Names

Preferred Names

Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schilling
Subspecies recognized by EOL Dynamic Hierarchy April 2022
Reference taxon from Synonymic Checklists of the Vascular Plants of the World in Species 2000 & ITIS Catalogue of Life
Helianthus pauciflorus ssp. subrhomboideus
Recognized by CalPhotos
Helianthus pauciflorus ssp. subrhomboideus (Rydb.) O. Spring & E. E. Schilling
Recognized by EOL Dynamic Hierarchy 1.1 and EOL Dynamic Hierarchy 1.1
Helianthus pauciflorus subsp. subrhomboideus
Subspecies recognized by NCBI
Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schill.
Subspecies recognized by GBIF classification
Helianthus subrhomboideus
Species recognized by Canada Species List, Finland Species List, and United States Species List
Helianthus laetiflorus subrhomboideus
Recognized by BHL data coverage
Helianthus pauciflorus Nutt. subsp. subrhomboideus (Rydb.) O. Spring & E. Schilling
Subspecies recognized by USDA PLANTS images and USDA Plants data
Helianthus pauciflorus subrhomboideus
Subspecies recognized by Global Biotic Interactions
Helianthus pauciflorus subsp. subrhomboideus
Subspecies recognized by wikidata_hierarchy tar gz and Barcode of Life Data Systems
Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schill.
Subspecies recognized by Catalogue of Life 26 March 2024, iNaturalist, Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy, and GBIF data coverage
Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schilling
Subspecies recognized by EOL Dynamic Hierarchy Version 2.2.4
Helianthus pauciflorus var. subrhomboideus
Recognized by wikidata_hierarchy tar gz
Helianthus rigidus subsp. subrhomboideus
Subspecies recognized by wikidata_hierarchy tar gz
Helianthus rigidus var. subrhomboideus
Recognized by wikidata_hierarchy tar gz
Helianthus subrhomboideus
Species recognized by wikidata_hierarchy tar gz
Helianthus subrhomboideus Rydb.
Recognized by NMNH type specimens
Helianthus subrhomboideus Rydberg
Recognized by iDigBio type specimen records

Alternative Names

Helianthus laetiflorus var. subrhomboideus (Rydb.) Fern.
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Synonymic Checklists of the Vascular Plants of the World in Species 2000 & ITIS Catalogue of Life
Helianthus pauciflorus subsp. subrhomboideus (Rydb.) J. T. Kartesz & K. N. Gandhi
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Synonymic Checklists of the Vascular Plants of the World in Species 2000 & ITIS Catalogue of Life
Helianthus rigidus subsp. subrhomboideus (Rydb.) Heiser
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Synonymic Checklists of the Vascular Plants of the World in Species 2000 & ITIS Catalogue of Life
Helianthus rigidus var. subrhomboideus (Rydb.) B. L. Turner
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Synonymic Checklists of the Vascular Plants of the World in Species 2000 & ITIS Catalogue of Life
Helianthus rigidus var. subrhomboideus (Rydb.) Cronq.
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Synonymic Checklists of the Vascular Plants of the World in Species 2000 & ITIS Catalogue of Life
Helianthus subrhomboideus Rydb.
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Synonymic Checklists of the Vascular Plants of the World in Species 2000 & ITIS Catalogue of Life
Helianthus laetiflorus var. subrhomboideus (Rydb.) Fern.
Synonym according to EOL Dynamic Hierarchy 1.1 and EOL Dynamic Hierarchy 1.1
Helianthus pauciflorus ssp. subrhomboideus (Rydb.) J. T. Kartesz & K. N. Gandhi
Synonym according to EOL Dynamic Hierarchy 1.1 and EOL Dynamic Hierarchy 1.1
Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schill.
Authority according to NCBI
Helianthus pauciflorus var. subrhomboideus (Rydb.) A. Cronq.
Synonym according to EOL Dynamic Hierarchy 1.1 and EOL Dynamic Hierarchy 1.1
Helianthus rigidus ssp. subrhomboideus (Rydb.) Heiser
Synonym according to EOL Dynamic Hierarchy 1.1 and EOL Dynamic Hierarchy 1.1
Helianthus rigidus var. subrhomboideus (Rydb.) B. L. Turner
Synonym according to EOL Dynamic Hierarchy 1.1 and EOL Dynamic Hierarchy 1.1
Helianthus rigidus var. subrhomboideus (Rydb.) Cronq.
Synonym according to EOL Dynamic Hierarchy 1.1 and EOL Dynamic Hierarchy 1.1
Helianthus subrhomboideus Rydb.
Synonym according to EOL Dynamic Hierarchy 1.1 and EOL Dynamic Hierarchy 1.1
Helianthus laetiflorus Pers. var. subrhomboideus (Rydb.) Fernald
Synonym according to USDA PLANTS images
Helianthus laetiflorus var. subrhomboideus (Rydb.) Fern.
Not accepted according to EOL Dynamic Hierarchy Version 2.2.4
Helianthus laetiflorus var. subrhomboideus (Rydb.) Fernald
Not accepted according to Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy
Helianthus laetiflorus var. subrhomboideus (Rydb.) Fernald
Synonym according to Catalogue of Life 26 March 2024
Helianthus pauciflorus Nutt. var. subrhomboideus (Rydb.) Cronquist
Synonym according to USDA PLANTS images
Helianthus pauciflorus subsp. subrhomboideus (Rydb.) J. T. Kartesz & K. N. Gandhi
Not accepted according to EOL Dynamic Hierarchy Version 2.2.4
Helianthus pauciflorus subsp. subrhomboideus (Rydb.) Kartesz & Gandhi
Synonym according to Catalogue of Life 26 March 2024
Helianthus pauciflorus var. subrhomboideus (Rydb.) Cronquist
Not accepted according to Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy
Helianthus pauciflorus var. subrhomboideus (Rydb.) Cronquist
Synonym according to Catalogue of Life 26 March 2024
Helianthus rigidus (Cass.) Desf. subsp. laetiflorus (Rydb.) Heiser
Synonym according to USDA PLANTS images
Helianthus rigidus (Cass.) Desf. subsp. subrhomboideus (Rydb.) Heiser
Synonym according to USDA PLANTS images
Helianthus rigidus (Cass.) Desf. var. subrhomboideus (Rydb.) Cronquist
Synonym according to USDA PLANTS images
Helianthus rigidus subsp. laetiflorus (Rydb.) Heiser
Not accepted according to Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy
Helianthus rigidus subsp. subrhomboideus (Rydb.) Heiser
Not accepted according to Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy and EOL Dynamic Hierarchy Version 2.2.4
Helianthus rigidus subsp. subrhomboideus (Rydb.) Heiser
Synonym according to Catalogue of Life 26 March 2024
Helianthus rigidus var. subrhomboideus (Rydb.) B. L. Turner
Not accepted according to EOL Dynamic Hierarchy Version 2.2.4
Helianthus rigidus var. subrhomboideus (Rydb.) B. L. Turner
Synonym according to Catalogue of Life 26 March 2024
Helianthus rigidus var. subrhomboideus (Rydb.) Cronq.
Not accepted according to EOL Dynamic Hierarchy Version 2.2.4
Helianthus rigidus var. subrhomboideus (Rydb.) Cronquist
Not accepted according to Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy
Helianthus rigidus var. subrhomboideus (Rydb.) Cronquist
Synonym according to Catalogue of Life 26 March 2024
Helianthus subrhomboideus Rydb.
Not accepted according to Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy and EOL Dynamic Hierarchy Version 2.2.4
Helianthus subrhomboideus Rydb.
Synonym according to Catalogue of Life 26 March 2024 and USDA PLANTS images

Common Names

English

stiff sunflower preferred
Recognized by USDA PLANTS images

Curated hierarchies for Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schilling

EOL Dynamic Hierarchy April 2022

Life
Cellular Organisms
Eukaryota
Archaeplastida
Chloroplastida
Streptophyta
Embryophytes
Tracheophyta
Spermatophytes
Angiosperms
Eudicots
Superasterids
Asterids
Asterales
Asteraceae
Helianthus
Helianthus pauciflorus Nutt.
Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schilling (this page)
Helianthus pauciflorus subsp. pauciflorus

Catalogue of Life 26 March 2024

Biota
Plantae
Tracheophyta
Magnoliopsida
Asterales
Asteraceae Dumort.
Asteroideae (Cass.) Lindl.
Helianthus L.
Helianthus pauciflorus Nutt.
Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schill. (this page)
Helianthus pauciflorus subsp. pauciflorus

Dynamic Hierarchy Version 2.2.3

Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schilling (this page)
Helianthus pauciflorus subsp. pauciflorus

EOL Dynamic Hierarchy 1.1

Life
Cellular Organisms
Eukaryota
Archaeplastida
Chloroplastida
Streptophyta
Embryophytes
Tracheophyta
Spermatophytes
Angiosperms
Eudicots
Superasterids
Asterids
Asterales
Asteraceae
Helianthus
Helianthus pauciflorus Nutt.
Helianthus pauciflorus ssp. subrhomboideus (Rydb.) O. Spring & E. E. Schilling (this page)
Helianthus pauciflorus ssp. pauciflorus

EOL Dynamic Hierarchy Version 2.2.4

Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schilling (this page)
Helianthus pauciflorus subsp. pauciflorus

GBIF classification

Plantae
Tracheophyta
Magnoliopsida
Asterales
Asteraceae
Helianthus L.
Helianthus pauciflorus Nutt.
Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schill. (this page)
Helianthus pauciflorus subsp. pauciflorus

Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy

Plantae
Viridiplantae
Streptophyta
Embryophyta
Tracheophyta
Spermatophytina
Magnoliopsida
Asteranae
Asterales
Asteraceae
Helianthus L.
Helianthus pauciflorus Nutt.
Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schill. (this page)
Helianthus pauciflorus subsp. pauciflorus Nutt.

NCBI

root
cellular organisms
Eukaryota
Viridiplantae
Streptophyta
Streptophytina
Embryophyta
Tracheophyta
Euphyllophyta
Spermatophyta
Magnoliopsida
Mesangiospermae
eudicotyledons
Gunneridae
Pentapetalae
asterids
campanulids
Asterales
Asteraceae
Asteroideae
Heliantheae alliance
Heliantheae
Helianthus
Helianthus pauciflorus
Helianthus pauciflorus subsp. subrhomboideus (this page)
Helianthus pauciflorus subsp. pauciflorus

wikidata_hierarchy tar gz

Biota
Eukaryota
Plantae
Viridiplantae
Embryophyta
Tracheophyta
Spermatophytina
Magnoliophyta
Magnoliopsida
Magnoliidae
Asteranae
Asterales
Asteraceae
Asteroideae
Helianthodae
Heliantheae
Helianthus
Helianthus pauciflorus
Helianthus pauciflorus var. subrhomboideus (this page)
Helianthus pauciflorus subsp. pauciflorus
Helianthus pauciflorus subsp. subrhomboideus

wikidata_hierarchy tar gz

Biota
Eukaryota
Plantae
Viridiplantae
Embryophyta
Tracheophyta
Spermatophytina
Magnoliophyta
Magnoliopsida
Magnoliidae
Asteranae
Asterales
Asteraceae
Asteroideae
Helianthodae
Heliantheae
Helianthus
Helianthus pauciflorus
Helianthus pauciflorus subsp. subrhomboideus (this page)
Helianthus pauciflorus subsp. pauciflorus
Helianthus pauciflorus var. subrhomboideus

wikidata_hierarchy tar gz

Biota
Eukaryota
Plantae
Viridiplantae
Embryophyta
Tracheophyta
Spermatophytina
Magnoliophyta
Magnoliopsida
Magnoliidae
Asteranae
Asterales
Asteraceae
Asteroideae
Helianthodae
Heliantheae
Helianthus
Helianthus subrhomboideus (this page)
Helianthus alexandri
Helianthus alienus
Helianthus ambulans
Helianthus amplexicaulis
Helianthus angustifolius
Helianthus araucanus
Helianthus arenicola
Helianthus argentinus
Helianthus asper
Helianthus attenuatus
Helianthus baillonianus
Helianthus besseyi
Helianthus borealis
Helianthus bracteatus
Helianthus brasilicus
Helianthus buccinatus
Helianthus buphthalmoides
Helianthus calvus
Helianthus campestris
Helianthus canus
Helianthus chartaceus
Helianthus cochinchinensis
Helianthus copiapinus
Helianthus cordatus
Helianthus corymbosus
Helianthus crenatus
Helianthus crinitus
Helianthus dealbatus
Helianthus decapitatus
Helianthus dodecapetalus
Helianthus douglasii
Helianthus dowellianus
Helianthus elegans
Helianthus elongatus
Helianthus exasperatus
Helianthus excubitor
Helianthus floribundus
Helianthus formosus
Helianthus frondosus
Helianthus fulgidus
Helianthus gayanus
Helianthus glutinosus
Helianthus gracilis
Helianthus grandiceps
Helianthus grosse-serratus
Helianthus heiseri
Helianthus heteropappus
Helianthus hookerianus
Helianthus illinoensis
Helianthus indicus
Helianthus instabilis
Helianthus integrifolius
Helianthus kentuckiensis
Helianthus lanceolatus
Helianthus leiostemon
Helianthus leoninus
Helianthus lindheimerianus
Helianthus lundstroemii
Helianthus mandonii
Helianthus mathewsii
Helianthus membranaceus
Helianthus mexicanus
Helianthus micranthus
Helianthus montanus
Helianthus nebrascensis
Helianthus neomexicanus
Helianthus nitidus
Helianthus oleifer
Helianthus oliveri
Helianthus pallidus
Helianthus patens
Helianthus peruvianus
Helianthus pilosus
Helianthus plantagineus
Helianthus polycephalus
Helianthus polyphyllus
Helianthus prostratus
Helianthus ramosissimus
Helianthus reindutus
Helianthus rivularis
Helianthus saxicola
Helianthus scrophulariifolius
Helianthus sericeus
Helianthus serotinus
Helianthus severus
Helianthus similis
Helianthus smithiorum
Helianthus tenellus
Helianthus tenuifolius
Helianthus tetragonus
Helianthus trachaefolius
Helianthus trachelifolius
Helianthus tricuspis
Helianthus triqueter
Helianthus undulatus
Helianthus utahensis
Helianthus validus
Helianthus virgatus
Helianthus virilis
Helianthus × alexidis
155 additional siblings truncated for brevity.
See the resource file for a full list.

wikidata_hierarchy tar gz

Biota
Eukaryota
Plantae
Viridiplantae
Embryophyta
Tracheophyta
Spermatophytina
Magnoliophyta
Magnoliopsida
Magnoliidae
Asteranae
Asterales
Asteraceae
Asteroideae
Helianthodae
Heliantheae
Helianthus
Helianthus rigidus
Helianthus rigidus subsp. subrhomboideus (this page)
Helianthus rigidus var. subrhomboideus

wikidata_hierarchy tar gz

Biota
Eukaryota
Plantae
Viridiplantae
Embryophyta
Tracheophyta
Spermatophytina
Magnoliophyta
Magnoliopsida
Magnoliidae
Asteranae
Asterales
Asteraceae
Asteroideae
Helianthodae
Heliantheae
Helianthus
Helianthus rigidus
Helianthus rigidus var. subrhomboideus (this page)
Helianthus rigidus subsp. subrhomboideus
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