Common names: Floating Fern or Water Spangle Family
Treatment appears in FNA Volume 2. Treatment on page 336.
Plants small, floating aquatics. Stems creeping, branched, bearing hairs but no true roots. Leaves in whorls of 3, with 2 leaves green, sessile or short-petioled, flat, entire, and floating, 1 leaf finely dissected, petiolate, rootlike, and pendent. Submerged leaves bearing sori that are surrounded by basifixed membranous indusia (sporocarps); sporocarps of 2 types, bearing either megasporangia that are few in number (ca. 10), each with single megaspore, or many microsporangia, each with 64 microspores. Spores of 2 kinds and sizes, both globose, trilete. Megagametophytes and microgametophytes protruding through sporangium wall; megagametophytes floating on water surface with archegonia directed downward; microgametophytes remaining fixed to sporangium wall.
Mostly tropical, North America, Mexico, West Indies, Central America, South America, Eurasia, Africa including Madagascar.
Genus 1, species 10 (1 species in the flora).
Click to show lower taxa
Facts about "Salviniaceae"
|Author||Clifton E. Nauman +|
|Common name||Floating Fern or Water Spangle Family +|
|Distribution||Mostly tropical +, North America +, Mexico +, West Indies +, Central America +, South America +, Eurasia + and Africa including Madagascar. +|
|Illustrator||John Myers +|
|Source xml||https://email@example.com/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse grained fna xml/V2/V2 654.xml +|
|Taxon family||Salviniaceae +|
|Taxon name||Salviniaceae +|
|Taxon rank||family +|
|Volume||Volume 2 +|