Update
The Oxford Biblical Studies Online and Oxford Islamic Studies Online have retired. Content you previously purchased on Oxford Biblical Studies Online or Oxford Islamic Studies Online has now moved to Oxford Reference, Oxford Handbooks Online, Oxford Scholarship Online, or What Everyone Needs to Know®. For information on how to continue to view articles visit the subscriber services page.
Dismiss

Overview

Raunkiaer's life-form classification

Return to overview »

You are looking at 1-7 of 7 entries

View:

chamaephyte

chamaephyte  

A plant life form in Raunkiaer's system of classification (see physiognomy). Chamaephytes are essentially low-growing shrubs, in which the overwintering buds are borne above ground but near the ...
Christen Raunkiaer

Christen Raunkiaer  

(1876–1960)A Danish ecologist who suggested that the earliest flowering plants grew under tropical conditions and that as their descendants spread to less hospitable regions they evolved a range of ...
cryptophyte

cryptophyte  

One of Raunkiaer's lifeform categories, being a plant in which the perennating bud lies below the ground or water surface. The groups geophytes, helophytes, and hydrophytes are distinguished by the ...
eco-organ

eco-organ  

A term used in some modern attempts to devise a system for describing vegetation types on the basis of life-form rather than species composition. An eco-organ is a characteristic morphological ...
hemicryptophyte

hemicryptophyte  

A plant life form in Raunkiaer's system of classification (see physiognomy). Hemicryptophytes are typically herbaceous perennials, such as grasses, which produce perennating buds at the soil surface, ...
phanerophyte

phanerophyte  

A plant life form in Raunkiaer's system of classification (see physiognomy). Phanerophytes are large shrubs and trees in which the overwintering (perennating) buds are located high above the ground. ...
therophyte

therophyte  

A plant life form in Raunkiaer's system of classification (see physiognomy). Therophytes are annual plants that complete their life cycle in a short period when conditions are favourable and survive ...

View: