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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Helianthus debilis ssp. cucumerifolius (Cucumberleaf sunflower)
Cressler, Alan

Helianthus debilis ssp. cucumerifolius

Helianthus debilis Nutt. ssp. cucumerifolius (Torr. & A. Gray) Heiser

Cucumberleaf Sunflower

Asteraceae (Aster Family)

Synonym(s): Helianthus cucumerifolius, Helianthus debilis var. cucumerifolius


USDA Native Status: L48 (N)


From the Image Gallery

9 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Leaf Arrangement: Alternate
Leaf Shape: Deltoid , Ovate
Leaf Margin: Serrate
Size Notes: Up to about 6 feet tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: Yellow
Bloom Time: Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov


USA: CT , FL , GA , LA , MA , MD , ME , MI , NC , NH , PA , RI , SC , TX , VA , VT , WV
Native Habitat: Open areas, sandy soils.

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

Herbarium Specimen(s)

NPSOT 0383A Collected May 12, 1987 in Bexar County by Harry Cliffe
NPSOT 0383B Collected May 12, 1987 in Bexar County by Harry Cliffe

2 specimen(s) available in the Digital Herbarium

Web Reference

Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

USDA: Find Helianthus debilis ssp. cucumerifolius in USDA Plants
FNA: Find Helianthus debilis ssp. cucumerifolius in the Flora of North America (if available)
Google: Search Google for Helianthus debilis ssp. cucumerifolius


Record Modified: 2022-09-28
Research By: TWC Staff

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