Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Commelinales
WEAKLEY'S FLORA (10/20/20):
Eichhornia azurea
FAMILY
Pontederiaceae
NEW! Click to go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Aquatic weeds can clog irrigation channels and cover lakes, threatening crops and wildlife. Read more -- Outlawed! Federal Noxious Weeds: The Aquatics.
PLANTS NATIONAL DATABASE:
Eichhornia azurea
FAMILY
Pontederiaceae
SYNONYMOUS WITH
Total evidence phylogeny of Pontederiaceae (Commelinales) ... (Pellegrini, et al., 2018)
Pontederia azurea
COMMON NAME:
Rooted Water-hyacinth, anchored water-hyacinth
NameThatPlant has no pictures at this time. You might try this link: Flora of the Southeastern United States
WEAKLEY'S FLORA (10/20/20):
Eichhornia azurea
FAMILY
Pontederiaceae
PLANTS NATIONAL DATABASE:
Eichhornia azurea
FAMILY
Pontederiaceae
SYNONYMOUS WITH
Total evidence phylogeny of Pontederiaceae (Commelinales) ... (Pellegrini, et al., 2018)
Pontederia azurea
4395
Emergent aquatic (rooted); Forb
Perennial
Non-native: tropical America
Habitat: Ditches, rivers, 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.)
This plant is causing problems in natural areas outside its native range, according to authorities such as:
- SC Department of Natural Resources Aquatic Nuisance Species List, 2003
- SC List of Regulated Pest Plant Species, 2017
- USDA Federal Noxious Weeds, 091820
LEAVES:
Simple
Alternate
FLOWER:
Summer/Fall
Bisexual
Perianth funnelform, 4 petaloid perianth segments, in two whorls
6 stamens (3 long, 3 short)
Superior ovary
Inflorescence a spike
FRUIT:
Capsule
TO LEARN MORE about this plant, look it up in a good book!