Information

Ecological parameter:  life form - Raunkiaer

Parameter group: life related parameters

Explanation:
The parameter characterises the life form of species with respect to the position of the overwintering organs.

Abbreviations:
Category nameAbbreviationExplanation
phanerophytephanerophyteplants that grow taller than 25 - 50 cm or whose shoots do not die back periodically to that height limit
chamaephytechamaephyteplants whose mature branch or shoot system remains perennially within 25 - 50 cm above ground surface or plants that grow taller than 25 - 50 cm, but whose shoots die back periodically to that height limit
hemikryptophytehemikryptophyteperiodic shoot reduction to a remnant shoot system that lies relatively flat on the ground surface
geophytegeophyteperiodic reduction of the complete shoot system to storage organs that are imbedded in the soil
therophytetherophyteannuals; plants whose shoot and root system dies after seed production and which complete their whole life cycle within one year
errant vascular hydrophyteerrant vascular hydrophytepleustophytic vascular hydrophytes, free-moving in the water, not attached or rooted in the ground
thallophytethallophytenon-vascular cryptogams
errant thallo-hydrophyteerrant thallo-hydrophytepleustophytic non-vascular cryptogams, free-moving in the water, not attached or rooted in the ground
Assigned taxa for each higher systematic unit
TaxagroupNumber of assigned taxa / total number of taxa - percentage