Azolla pinnata R.Br.

First published in Prodr. Fl. Nov. Holland.: 167 (1810)
This species is accepted
The native range of this species is Australia, New Caledonia. It is a hydroperennial and grows primarily in the subtropical biome.


Native to:

New Caledonia, New South Wales, Northern Territory, Queensland, South Australia, Victoria, Western Australia

Introduced into:

California, Florida, Hawaii, Louisiana, Nevada, New Zealand North, North Carolina


Heterotypic Synonyms


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POWO follows these authorities in accepting this name:

  • Fraser-Jenkins, C.R. & al. (2021). An Annotated Checklist of Indian Pteridophytes 3: 1-450. Dehra Dun : BSMPS.
  • Hsu, T.C., Chen, C.W., Knapp, R. & Hung, H.C. (2019). Ferns and Lycophytes I. The illustrated flora of Taiwan. Tai wan yuan sheng zhi wu quan tu jian 8(1): 1-448. Tai bei shi : Mao tou ying chu ban : Jia ting chuan mei cheng bang fen gong si fa xing.
  • Roskov Y. & al. (eds.) (2018). World Ferns: Checklist of Ferns and Lycophytes of the World. Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.
  • Sarder, N.U. & Hassan, M.A. (eds.) (2018). Vascular flora of Chittagong and the Chittagong Hill Tracts 1: 1-897. Bangladesh National Herbarium, Dhaka.

Other Data

Other Kew resources that provide information on this taxon:

Date Reference Identified As Barcode Type Status Has image?
Aug 14, 1989 Schodde, R. [2673] K000570889 No
Aug 14, 1989 Darbyshire, P.J. [803] K000570888 No
Aug 14, 1989 Croft, J.R. [149] K000570887 No
Jan 1, 1989 Gwynne-Vaughan, D.T. [620] Malaysia K000570870 No
Jan 1, 1953 Eyma, P.J. [4885] Indonesia K000570881 No
Mueller, F, J.H.von [s.n.] Australia K001092617 Unknown Type Material Yes
Sinclair, J. [SFN39054] Malaysia K000570871 No
Flenley, J.R. [ANU2097] K000570884 No
India K:SPC-24338.000 No
Brown, R. [135] Australia K001092614 Unknown Type Material Yes
Hoogland, R.D; Craven, L.A. [10133] K000570882 No
Brown, R. [134] Australia K001092615 Unknown Type Material Yes
Flenley, J.R. [ANU2097] K000570883 No
Mueller, F, J.H.von [s.n.] Australia K001092619 Unknown Type Material Yes
Hartley, T.G. [10831] K000570890 No
Milne-Redhead, E.; Taylor [7060] Tanzania K:SPC-56473.000 No
Vanderplank, F.L. Tanzania K:SPC-22500.000 No
Jones, T.S. [384] Sierra Leone K:SPC-23641.000 No
s.coll. [Cat. no. 7092] K001126714 Unknown Type Material Yes
Milne-Redhead, E.; Taylor [7011] Kenya K:SPC-56475.000 No
Bateson, G. [38] K000570886 No
Keleny, G.P. [2] K000570891 No
s.coll. [Cat. no. 7092] K001126715 Unknown Type Material Yes
Adamson, F.M. [416] Australia K001092616 Unknown Type Material Yes
Fraser, C. [139] Australia K001092618 Unknown Type Material Yes
Parris, B.S.; Croxall, J.P. [7959] K000570885 No


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    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at and
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  • Kew Names and Taxonomic Backbone

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