Yellow burrhead

Limnocharis flava

Schedule 2 Restricted Matter

Biosecurity Queensland must be contacted within 24 hours of sighting, call: 13 25 23.

family

Limnocharitaceae

origin

Exotic

declaration

Category 2, 3, 4, 5 Restricted Matter (Biosecurity Act 2014)

Category 2, 3, 4, 5 Restricted Matter (Biosecurity Act 2014)

Cat 2 Must be reported to Biosecurity inspector or authorised person. Cat 3 Must not be distributed, Cat4 Must not be moved Cat 5 Must not be possessed or kept under your control.

Common names

Yellow burrhead, Bur head, Limnocharis, Sawah flower rush, Sawah lettuce, Velvetleaf, Yellow burr head, Yellow sawah lettuce.

Biosecurity Queensland must be contacted within 24 hours 13 25 23., Biosecurity Queensland Must attend site before any control measure is administered, advice will be provided to the land holder at this time., A long-lived aquatic herbaceous plant growing 20-120 cm tall. Its fleshy leaves arise from the base of the plant on long three-angled stalks. These leaves have rounded blades (5-30 cm long and 4-25 cm wide) with entire margins. Its yellow flowers have three petals and are borne in loose clusters at the top of long flower stalks. Its rounded fruiting 'capsules' split into several floating segments when mature.

Leaf arrangement:Simple
Leaf form:Basal
Yellow
Green

Impact

Impact

Yellow burrhead (Limnocharis flava) is regarded as a potentially significant environmental weed in Queensland, and has been targeted for eradication from this state. It was also recently listed as a priority environmental weed in at least one Natural Resource Management region and is included on the Nothern Australia Quarantine Strategy (NAQS) list.Yellow burrhead (Limnocharis flava) is also very invasive in other parts of the world and in listed in the Global Invasive Species Database (GISD).

Location

Location

Characteristics

Characteristics

Similar Species

Similar Species

Control Methods