Status:
valid
Authors:
Pursh
Source:
gcc
Year:
1813
Citation Micro:
Fl. Amer. Sept. 2: 571 (1813)
WFO Identifier:
wfo-0000116623
Common Names
- Helianthus longifolius
- Longifolius Sunflower
- Longifolius Helianthus
Description
Helianthus longifolius (also called Longleaf Sunflower, among many other common names) is an annual herb native to the United States. It grows in sunny meadows, roadsides, and disturbed areas, and has yellow flowers and long, narrow leaves.
Uses & Benefits
Helianthus longifolius has a variety of uses, including ornamental landscaping, as a source of food for birds, and as a medicinal herb for treating various ailments.
Flower, Seeds and Seedlings
The flower of Helianthus longifolius is yellow and has a diameter of 2 cm. The seed is small and black. The seedlings are thin and have a yellow-green color.
Cultivation and Propagation
Helianthus longifolius is a perennial herb native to the Mediterranean region. It can be propagated from seed or cuttings. It prefers full sun and well-drained soil. Water regularly during the growing season and reduce watering in winter. Prune regularly to maintain a compact shape.
Where to Find Helianthus longifolius
Helianthus longifolius is native to North America and can be found in prairies and open woodlands.
Helianthus longifolius FAQ
What is the scientific name of Helianthus longifolius?
Helianthus longifolius
What is the common name of Helianthus longifolius?
Long-Leaved Sunflower
What is the natural habitat of Helianthus longifolius?
It is native to the southeastern United States.
Species in the Helianthus genus
Helianthus mollis,
Helianthus luxurians,
Helianthus simulans,
Helianthus cusickii,
Helianthus arizonensis,
Helianthus californicus,
Helianthus petiolaris,
Helianthus hirsutus,
Helianthus divariserratus,
Helianthus decapetalus,
Helianthus grosseserratus,
Helianthus porteri,
Helianthus cinereus,
Helianthus occidentalis,
Helianthus exilis,
Helianthus silphioides,
Helianthus resinosus,
Helianthus microcephalus,
Helianthus laetiflorus,
Helianthus floridanus,
Helianthus carnosus,
Helianthus anomalus,
Helianthus salicifolius,
Helianthus dissectifolius,
Helianthus paradoxus,
Helianthus deserticola,
Helianthus divaricatus,
Helianthus radula,
Helianthus pumilus,
Helianthus smithiorum,
Helianthus laciniatus,
Helianthus ambiguus,
Helianthus ambiguus,
Helianthus angustifolius,
Helianthus laevigatus,
Helianthus glaucus,
Helianthus strumosus,
Helianthus pauciflorus,
Helianthus ciliaris,
Helianthus maximiliani,
Helianthus glaucophyllus,
Helianthus annuus,
Helianthus bolanderi,
Helianthus tuberosus,
Helianthus giganteus,
Helianthus alexidis,
Helianthus heterophyllus,
Helianthus verticillatus,
Helianthus praecox,
Helianthus schweinitzii,
Species in the Asteraceae family
Aaronsohnia pubescens,
Aaronsohnia factorovskyi,
Abrotanella filiformis,
Abrotanella rostrata,
Abrotanella linearis,
Abrotanella trilobata,
Abrotanella muscosa,
Abrotanella inconspicua,
Abrotanella trichoachaenia,
Abrotanella caespitosa,
Abrotanella nivigena,
Abrotanella pusilla,
Abrotanella linearifolia,
Abrotanella papuana,
Abrotanella rosulata,
Abrotanella emarginata,
Abrotanella fertilis,
Abrotanella spathulata,
Abrotanella purpurea,
Abrotanella patearoa,
Abrotanella submarginata,
Abrotanella diemii,
Abrotanella scapigera,
Abrotanella forsterioides,
Acamptopappus shockleyi,
Acamptopappus sphaerocephalus,
Acanthocephalus benthamianus,
Acanthocephalus amplexifolius,
Acanthocladium dockeri,
Acanthodesmos distichus,
Acanthodesmos gibarensis,
Acanthospermum humile,
Acanthospermum consobrinum,
Acanthospermum glabratum,
Acanthospermum microcarpum,
Acanthospermum hispidum,
Acanthospermum australe,
Acanthospermum lecocarpoides,
Acanthostyles buniifolius,
Acanthostyles saucechicoensis,
Achillea buiana,
Achillea conrathii,
Achillea cucullata,
Achillea styriaca,
Achillea clavennae,
Achillea cappadocica,
Achillea huber-morathii,
Achillea ptarmicoides,
Achillea sieheana,
Achillea barrelieri,