Taxon Report

Azolla microphylla Kaulf.

Mexican mosquito fern

Print Report

Classification


Scientific Name:	Azolla microphylla Kaulf.
Common Name:	Mexican mosquito fern
Family:	Azollaceae
Element Code:	PPAZO01030
USDA Plants Symbol:	AZMI
Synonyms/Other Names:	Azolla mexicana

Ecology and Life History


Lifeform:	annual/perennial herb
Blooming Period: Aug	Aug
Elevation:	30-100 (100-330)
General Habitats:	Marshes and swamps
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.2
Global Rank:	G5
State Rank:	S4
State List:	None
Fed List:	None
Other Status:
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	0
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	0

Location


California Endemic: False
California Counties and Islands: Name (Code)
Butte (BUT), Colusa (COL), Glenn (GLE), Inyo (INY), Kern (KRN), Lake (LAK), Modoc (MOD), Monterey (MNT), Nevada (NEV), Plumas (PLU), San Bernardino (SBD), San Joaquin (SJQ), Santa Cruz (SCR), Tulare (TUL)
Quads: Name (Quad Code)
Alturas (4112045), Biggs (3912146), Camp Far West (3912113), Cholame Valley (3512073), Crescent Mills (4012018), Felton (3712211), Fountain Springs (3511888), Genesee Valley (4012016), Independence (3611872), Keene (3511825), Kelseyville (3812287), Llano Seco (3912158), Loma Rica (3912134), Manzanar (3611862), Miracle Hot Springs (3511855), Nelson (3912157), Oil Center (3511848), Oiler Peak (3511835), Oroville (3912155), Palermo (3912145), Paradise West (3912176), Princeton (3912241), Sausalito School (3511982), Silverwood Lake (3411733), Taylorsville (4012017), Tejon Ranch (3511816), Thornton (3812124), Tupman (3511933), Walker Pass (3511861), Wolf (3912112)

Threat List Data from the CNDDB


Threat List Total:	0
EOs with Threat Listed:	Total EOs	% of EOs
	0	0 %

Notes



Too common? Difficult to distinguish from A. filiculoides, which is common. See American Fern Journal 34(3):69-84 (1944) for a review of New World Azolla.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 26 December 2024].