OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Xanthium orientale   FAMILY Asteraceae   Go to FSUS key


INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Xanthium strumarium var. canadense   FAMILY Asteraceae

INCLUDED WITHIN Flora of North America

Xanthium strumarium

INCLUDED WITHIN How many names for a beloved genus? -- Coalescent-based species delimitation in Xanthium (Asteraceae) (Tomasello, 2018)

Xanthium orientale

INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2015)

Xanthium strumarium

INCLUDED WITHIN Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)

Xanthium strumarium var. canadense

 

COMMON NAME:
Oriental Cocklebur


NameThatPlant has no pictures at this time. You might try this link: Flora of the Southeastern United States

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Xanthium orientale   FAMILY Asteraceae

INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Xanthium strumarium var. canadense   FAMILY Asteraceae

INCLUDED WITHIN Flora of North America
Xanthium strumarium

INCLUDED WITHIN How many names for a beloved genus? -- Coalescent-based species delimitation in Xanthium (Asteraceae) (Tomasello, 2018)
Xanthium orientale

INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2015)
Xanthium strumarium

INCLUDED WITHIN Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Xanthium strumarium var. canadense

 

Find by SCIENTIFIC NAME:

4372

Forb
Annual

Habitat: Disturbed ground, roadsides, pastures, barnyards, per Weakley's Flora

Original distribution unclear, widespread in e. N. America & nearly cosmopolitan

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.)

IS THE PLANT "ARMED"?
Leaf axils lack spines; fruits are beset with hooked prickles

LEAVES:
Simple
Alternate

FLOWER:
Summer/Fall
Staminate corollas greenish-brown
Unisexual
Staminate corollas 5-lobed; pistillate flowers without corollas
Inferior ovary

FRUIT:
Summer/Fall
Achene

 

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



 


Find by SCIENTIFIC NAME: