Cryptocoryne walkeri

Common Name: water-trumpet

Family: Araceae

Common Synonyms: Cryptocoryne beckettii, C. wendtii, C. undulata

USDA Hardiness Zone: NA

Growth Habit: Submersed Aquatic

Origin: Sri Lanka

FISC Category: -

FDACS Listed Noxious Weed: No

Introduction Date: earliest specimen vouchered in 1989

IFAS Assessment:

• North: HIGH INVASION RISK
• Central: HIGH INVASION RISK
• South: HIGH INVASION RISK

Description

Perennial, rhizomatous, aquatic herb. Leaves basal and glabrous, ovate, 3-9 cm long, upper surface green to brown and sometimes marbled, lower surface red to brown, veins usually reddish. Flowers tiny and clustered on a 1-cm long spadix. Spathe, 4-12 cm long, greenish brown.

Habitat

Freshwater springs and rivers

Comments

Vouchered only in Alachua Co. Sold for aquarium planting. Established in the Rainbow river.

Control Methods

• Manual: NA
• Chemical: NA
• Biological: NA

Control Notes

No specific recommendations available, herbaceous plants can generally be treated with foliar application of glyphosate. **Follow herbicide labels: Only herbicides registered for application in water by EPA and FDACS may be applied to weeds growing in or near water.

References

Rosen, D.J. 2000. Cryptocoryne beckettii (Araceae), a new aquatic plant in Texas. Sida 19(2): 399-401.