OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Commelinales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Oshuna crassipes   FAMILY Pontederiaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Eichhornia crassipes   FAMILY Pontederiaceae

SYNONYMOUS WITH Flora of North America

Eichhornia crassipes

SYNONYMOUS WITH Total evidence phylogeny of Pontederiaceae (Commelinales) ... (Pellegrini, et al., 2018)

Pontederia crassipes

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 039-01-001:

Eichhornia crassipes   FAMILY Pontederiaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Piaropus crassipes

 

COMMON NAME:
Water-hyacinth


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

image of Oshuna crassipes, Water-hyacinth

USDA / Selected Weeds of the US. 1970    swus_page_103

        

image of Oshuna crassipes, Water-hyacinth

Bruce A. Sorrie    bas_e_crassipes1_bol

July        Bolivia

Leaves spade-shaped and curled upward on sides. Roots feathery, floating, per Field Guide to Aquatic Plants of Alabama (Lovell, 2007).


click here to see other plants that look similar to this COMPARE aquatic plants

image of Oshuna crassipes, Water-hyacinth

Bruce A. Sorrie    bas_e_crassipes2_bol

July        Bolivia

Perianth 6-parted, upper segment larger with yellow blotch at center, per Flora of China.

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Oshuna crassipes   FAMILY Pontederiaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Eichhornia crassipes   FAMILY Pontederiaceae

SYNONYMOUS WITH Flora of North America
Eichhornia crassipes

SYNONYMOUS WITH Total evidence phylogeny of Pontederiaceae (Commelinales) ... (Pellegrini, et al., 2018)
Pontederia crassipes

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 039-01-001:
Eichhornia crassipes   FAMILY Pontederiaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Piaropus crassipes

 

Find by SCIENTIFIC NAME:

2512

Floating aquatic (the roots floating); Forb
Perennial

Habitat: Ponds, ditches, sluggish water, per Weakley's Flora

Non-native: tropical America

Uncommon in Coastal Plain but can be an aggressive aquatic weed (rare in Piedmont)

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.)


INVASIVE

This plant is causing problems in natural areas outside its native range, according to authorities such as:

 

LEAVES:
Simple
Basal rosette

FLOWER:
Summer/Fall
Blue, light purple
4 petaloid perianth segments, in two whorls
6 stamens (3 long, 3 short)
Superior ovary
Bisexual

Inflorescence a spike

FRUIT:
Summer/Fall
Capsule

 

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



 


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