Status:
valid
Authors:
Engelm. & A.Gray
Source:
gcc
Year:
1845
Citation Micro:
Boston J. Nat. Hist. 5: 221 (1845)
WFO Identifier:
wfo-0000114033
Common Names
- Early Sunflower
- Praecox Sunflower
- Helianthus
Description
Helianthus praecox (also called Early Sunflower, among many other common names) is an annual herbaceous plant native to the prairies of the central United States. It has a basal rosette of leaves and yellow flowers with a diameter of 6 to 8 cm. It grows in sandy soils and is drought tolerant.
Uses & Benefits
Helianthus praecox is used as an ornamental plant in gardens and as a ground cover. It is also used as a medicinal plant to treat various ailments such as skin diseases, digestive disorders, and respiratory problems.
Cultivars, Varieties & Sub-species
Helianthus praecox sub. runyonii (Heiser) Heiser
Helianthus praecox sub. praecox
Helianthus praecox var. hirtus (Heiser) B.L.Turner
Flower, Seeds and Seedlings
Helianthus praecox has yellow flowers with a diameter of 1 cm. The seeds are small and black. The seedlings have a single stem and small, ovate leaves.
Cultivation and Propagation
Helianthus praecox is an annual herb native to the southwestern United States. It prefers full sun and well-drained soils. Propagation is done by seed. Seeds should be sown in spring or summer.
Where to Find Helianthus praecox
Helianthus praecox is found in the southeastern United States.
Helianthus praecox FAQ
What is the scientific name of Helianthus praecox?
Helianthus praecox
What is the common name of Helianthus praecox?
Early Sunflower
What is the natural habitat of Helianthus praecox?
Dry, rocky hillsides and open woodlands
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,