Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA (4/24/22):
Erigeron bonariensis
FAMILY
Asteraceae
NEW! Click to go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
This resembles Common Horseweed (E. canadensis). Differences are discussed at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Conyza bonariensis
FAMILY
Asteraceae
SYNONYMOUS WITH
Flora of North America
Conyza bonariensis
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-44-007:
Erigeron bonariensis
FAMILY
Asteraceae
SYNONYMOUS WITH (MISAPPLIED)
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Conyza floribunda
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Leptilon bonariense
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Leptilon linifolium
COMMON NAME:
South American Horseweed, Hairy Fleabane
NameThatPlant has no pictures at this time. You might try this link: Flora of the Southeastern United States
WEAKLEY'S FLORA (4/24/22):
Erigeron bonariensis
FAMILY
Asteraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Conyza bonariensis
FAMILY
Asteraceae
SYNONYMOUS WITH
Flora of North America
Conyza bonariensis
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-44-007:
Erigeron bonariensis
FAMILY
Asteraceae
SYNONYMOUS WITH (MISAPPLIED)
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Conyza floribunda
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Leptilon bonariense
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Leptilon linifolium
4368
Forb
Winter annual/Biennial
Non-native: South America, apparently
Uncommon (rare in NC Mountains & Piedmont
Habitat: Fields, disturbed areas, per Weakley's Flora
NEW! Click here to see a map from Weakley's Flora of the Southeastern US showing range and abundance.
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 leaves usually absent or withered at flowering)
Leaves sessile
FLOWER:
Spring/Summer/Fall
Disc: Yellow or yellowish
Rays: Absent? very tiny (less than 0.3mm)?
Disc flowers bisexual & fertile/ Ray flowers pistillate & fertile
Inferior ovary
Inflorescence a panicle
FRUIT:
Spring/Summer/Fall
Achene
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