Azolla Lam.
Details
Azolla Lam., Encycl. [J. Lamarck & al.] 1, 343 (1783)
Azolla Lam.
Nomenclature
Lam.
Lam.
1783
343
ICN
Azolla Lam.
genus
Azolla
Classification
Subordinates
Descriptions
Azolla Lam.
Floating aquatic ferns with short stems bearing long roots. Lvs monomorphic, c. 0.5-2 mm long, imbricate, lacking veins, 2-lobed; upper lobe green and usually papillate; lower lobe hyaline. Mega- and microsporangia borne separately in stalked sporocarps on the lower lobes of the lvs. Spores trilete.
Taxonomic concepts
Notes
Etymology
From the Greek azo (to dry), and ollyo (to kill), a reference to the fact that plants are killed by drying out.
Metadata
41ac096c-8e21-4219-8d73-941612427df6
scientific name
Names_Plants
1 January 2000
25 February 2015