OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Helenium autumnale   FAMILY Asteraceae   Go to FSUS key



INCLUDING PLANTS NATIONAL DATABASE:
Helenium autumnale var. autumnale   FAMILY Asteraceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Helenium autumnale

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21 (2006)

Helenium autumnale

INCLUDING Floristic Synthesis of North America (Kartesz, 1999)

Helenium autumnale var. autumnale

INCLUDING Floristic Synthesis of North America (Kartesz, 1999)

Helenium autumnale var. parviflorum

INCLUDED WITHIN Aquatic & Wetland Plants of Southeastern US (Godfrey & Wooten, 1979 & 1981)

Helenium autumnale

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-75-001:

Helenium autumnale   FAMILY Asteraceae

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)

Helenium latifolium

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)

Helenium parviflorum

 

COMMON NAME:
Common Sneezeweed


         To see larger pictures, click or hover over the thumbnails.

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm120804_321

August    Transylvania County    NC

DuPont State Forest

Ray flowers (what looks like petals) have 3 lobes and widen at their ends, per All About South Carolina Wildflowers (Midgley, 1999).

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm120804_329

August    Transylvania County    NC

DuPont State Forest

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm120804_333

August    Transylvania County    NC

DuPont State Forest

Leaves narrowly ovate, mostly toothed, bases decurrent on the stem, per Wildflowers of the Southern Mountains (Smith, 1998).

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm120804_335

August    Transylvania County    NC

DuPont State Forest

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm070917_089

September    Haywood County    NC

Pisgah National Forest: Pisgah Ranger District

Disc flowers yellow, in a dome. Ray flowers 12-20, 3-lobed at their tips, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm070917_091

September    Haywood County    NC

Pisgah National Forest: Pisgah Ranger District

Like H. amarum, bitter and unpalatable to grazing animals, becoming more abundant in pastures, per Weakley's Flora (2022).

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm070917_096

September    Haywood County    NC

Pisgah National Forest: Pisgah Ranger District

Involucre of one series of linear bracts, 5-10mm long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).


click here to see other plants that look similar to this COMPARE involucral bracts of DYCs with ray and disc flowers

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm070917_099

September    Haywood County    NC

Pisgah National Forest: Pisgah Ranger District

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm150912_100

September    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm150912_102

September    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm150912_119

September    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm150912_147

September    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm150912_152

September    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

image of Helenium autumnale, Common Sneezeweed

JK Marlow    jkm150912_153

September    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

image of Helenium autumnale, Common Sneezeweed

Richard and Teresa Ware    rtw_helenium_autumnale_2

October        

image of Helenium autumnale, Common Sneezeweed

Richard and Teresa Ware    rtw_helenium_autumnale_4

October        

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Helenium autumnale   FAMILY Asteraceae

INCLUDING PLANTS NATIONAL DATABASE:
Helenium autumnale var. autumnale   FAMILY Asteraceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Helenium autumnale

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21
Helenium autumnale

INCLUDING Floristic Synthesis of North America (Kartesz, 1999)
Helenium autumnale var. autumnale

INCLUDING Floristic Synthesis of North America (Kartesz, 1999)
Helenium autumnale var. parviflorum

INCLUDED WITHIN Aquatic & Wetland Plants of Southeastern US (Godfrey & Wooten, 1979 & 1981)
Helenium autumnale

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-75-001:
Helenium autumnale   FAMILY Asteraceae

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Helenium latifolium

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Helenium parviflorum

 

Find by SCIENTIFIC NAME:

641

Forb
Perennial

Habitat: Moist pastures, forests, woodlands, forest edges, per Weakley's Flora

Native to the Carolinas & Georgia

Common

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

LEAVES:
Simple
Alternate & basal

FLOWER:
Summer/Fall
Rays: Yellow
Disc: Yellow
Disc flowers five-lobed; ray flowers three-lobed
Inferior ovary
Disc flowers bisexual/ Ray flowers pistillate and fertile

FRUIT:
Summer/Fall
Brown/Gray
Achene

 

TO LEARN MORE about this plant, look it up in a good book!



 


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