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Monocot Plants | Family List

Potamogetonaceae Dumortier

Habit
Aquatics growing in or on water, Aquatic submerged, Aquatic leaves floating, Aquatic fresh water, Herbaceous, Perennials

Roots
Rhizomes, Sap clear

Stems
nodes swollen or brittle

Leaves
Leaves - petiolate, Leaves - sheathing at base, Leaves - sheath closed, Leaves - simple, Leaves - cauline, Leaves - alternate, Leaves - opposite, Leaves - spiral, Leaves - linear or filiform (grass-like), Leaves - blade broad, Leaves - venetion parallel, Leaves - ligulate, Leaves - soft, Leaves - margins entire, Leaves - margins serrate

Inflorescence
terminal, lateral or axillary, bracteate, scapose, spikes, heads, fleshy spadix, subtended by large spathe (leaf-like bract), Flowers sessile

Flowers
Flowers bisexual, Perianth absent, Flowers minute barely visible, Flowers small, Flowers 2 merous, Flowers 4 merous, Flowers actinomorphic

Stamens
Stamens 4 (2+2)

Pistil
Carpels separate (apocarpous), Carpels 4, Ovary superior, Styles 1, Stigma terminal capitate or trilobed, Locules 1

Fruit
Fruit - berry, Fruit - drupe, Fruit 1-seeded

Seeds
Seeds - single per locule


 

Related Objects  

Flora of China  
  • Potamogetonaceae (PDF)
  • PDF

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