Texas
Wildbuds

Eichhornia crassipes

(Water Hyacinth)

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Eichhornia crassipes, Brazos Bend State Park, Ft. Bend Co. 6535

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Eichhornia crassipes, Brazos Bend State Park, Ft. Bend Co. 6507

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Eichhornia crassipes, Brazos Bend State Park, Ft. Bend Co. 6537

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Eichhornia crassipes, Brazos Bend State Park, Ft. Bend Co. 6541

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Eichhornia crassipes, Brazos Bend State Park, Ft. Bend Co. 6494

Scientific Name Eichhornia crassipes USDA PLANTS Symbol EICR
Common Name Water Hyacinth ITIS Taxonomic Serial No. 42623
Family Pontederiaceae (Pickerel-weed) SEINet
Reference
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Description Habitat: Water or mud in ponds, lakes, stream, ditches etc.
Plant: Low-growing perennial, free-floating or rooted in mud; flowering stems are erect, bending over after flowering and about 10 inches long.
Leaves: Thick, leathery ovate to round, 1 to 4-1/3 inches long and almost as wide; in basal rosettes of sessile leaves and floating or emerged petiolate leaves, petiole up to about 10 inches long and at least slightly swollen (sometimes greatly so).
Inflorescence: A spike with many (4 to 15) flowers 1-1/2 to 2-1/2 inches long and wide; perianth is light blue to violet-blue with 6 tepals united at their bases; the upper three tepals have dark purple streaks, the upper central tepal has a dark purple blotch in the center and a yellow spot within the blotch; flowers open individually in the morning and wilt by night.
Bloom Period: May to October.
References: SEINet and "Wildflowers of Texas" by Geyata Ajilsvsgi.
BONAP Distribution Map

Map Color Key
Texas Status:
Introduced
NOXIOUS WEED

Banner photo of Castilleja indivisa and Lupinus ssp. taken along FM 1323 north of Johnson City, Blanco County

© Tom Lebsack 2024