Azolla pinnata R. Br.
  Pteridophyta   Azollaceae   Azolla

Azolla pinnata, branches
© George Yatskievych, 2006-2011 · 1
Azolla pinnata, branches

Click on map or image to enlarge.
Azolla pinnata, entire
© George Yatskievych, 2006-2011 · 1
Azolla pinnata, entire
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IDnature guides
Scientific source:

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Following served from Ferns and Fern Allies in the Canberra Region
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Following modified from Flora of Taiwan, National Taiwan University
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&pull 20q v4.662 20091102: Error 301 Moved Permanently

Following modified from Taiwan Biodiversity National Information Network
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Kingdom Plantae  
 Phylum Pteridophyta  
 Class Filicopsida  
 Order Polypodiales  
 Family Azollaceae  
 Genus Azolla  
  Azolla pinnata    R. Br., 1810 
Provider: Ching-I Peng 
hierarchy tree    download xml    download txt    Chinese Page    
Citation: Flora of Taiwan 2nd ed. 1: 541, 1994
Name Code: 205626
  IUCN Red List:LC       Wang,2012:DD   Wang,2012:DD   
Suggested Link    Discover Life    Flora of Taiwan 2nd eBooks (National Taiwan University)    Global Invasive Species Database (GISD)  
User Response:   upload Comments    upload Photo
2012-02-27 U/L

陳育賢 ( 2012-02-27 09:16:36    [modify]
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You are here: Home / Plant Profile

Azolla pinnata R. Br.
feathered mosquitofern

General Information
Symbol: AZPI
Group: Fern
Family: Azollaceae
Duration: Annual
Growth Habit : Forb/herb
Native Status : L48   I
Data Source and Documentation
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Plants-NRCS Logos
green round image for nativity Native blue round image for introduced Introduced ocre round image for introduced and nativity Both white round image for no status Absent/Unreported
image for native, but no county data Native, No County Data image for introduced, but no county data Introduced, No County Data both introduced and native, but no county data Both, No County Data
Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   





Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Division Pteridophyta – Ferns
Class Filicopsida
Order Hydropteridales
Family Azollaceae – Azolla family
Genus Azolla Lam. – mosquitofern
Species Azolla pinnata R. Br. – feathered mosquitofern

Subordinate Taxa

The Plants Database includes the following 2 subspecies of Azolla pinnata . Click below on a thumbnail map or name for subspecies profiles. Plant is native (blue) Native Plant is introduced Introduced Plant is introduced Native and Introduced Related taxa legend Distribution of <i>
Azolla pinnata</i>
R. Br. ssp. <i>
R.M.K. Saunders & K. Fowler
Azolla pinnata ssp. asiatica
feathered mosquitofern Distribution of <i>
Azolla pinnata</i>
R. Br. ssp. <i>
pinnata </i>
Azolla pinnata ssp. pinnata
feathered mosquitofern

Legal Status

Noxious Weed Information
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete noxious weed list for that location, or click here for a composite list of all Federal and State Noxious Weeds .
United States : mosquito fern Noxious weed
Alabama mosquito fern Class A noxious weed
California mosquito fern Quarantine
Massachusetts mosquito fern Prohibited
North Carolina feathered mosquitofern Class A noxious weed
Oregon mosquito fern Quarantine
South Carolina mosquito fern Invasive aquatic plant pinnate mosquito fern, mosquito fern Plant pest
Vermont mosquito fern Class A noxious weed
U.S. Weed Information
Azolla pinnata feathered mosquitofern mosquito fern water velvet This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each weed list, or click here for a composite list of Weeds of the U.S.
US USDA, Animal and Plant Health Inspection Service (APHIS), Plant Protection and Quarantine (PPQ). 2012. Federal noxious weed list (1 February 2012). USDA, APHIS, PPQ. Washington, DC.
STATE Assorted authors. State noxious weed lists for 46 states . State agriculture or natural resource departments.

Wetland Status

Interpreting Wetland Status

North America
Atlantic and Gulf Coastal Plain OBL
Eastern Mountains and Piedmont OBL

Related Links

More Accounts and Images
ARS Germplasm Resources Information Network (AZPI)
Integrated Taxonomic Information System (AZPI)
Related Websites
Photographs from Thailand (AZPI)
U.S. Federal Noxious Weed Regulations (AZPI)



Source Large Mammals Small Mammals Water Birds Terrestrial Birds


Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover

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