Geography Reference
In-Depth Information
Key Traits:
Meristem protected by leaves and
leaf sheaths
Distribution:
Uppermost elevations; predom-
inantly in midlatitude mountains
Example:
Festuca halleri
, Alps
Geophytes and Annual Plants
Growth Form:
Bulb-Forming Plants
Structure:
Forb-like above ground with onions
or bulbs more or less deep in the soil
Key Traits:
Buds protected in the soil; bulbs
serve as an organ for water and nutrient stor-
age
Distribution:
Predominantly found in subtrop-
ical and Mediterranean mountains
Example:
Haberbaria dilatata
, Appalachians
Annual (Ephemeral) Plants
Growth Form:
Annual or Ephemeral Plants
Structure:
Small plants with short life cycles
Key
Traits:
Avoid environmental stress as
seeds
Distribution:
Rare but most common in mid-
latitude and subtropical mountains
Example:
Gentiana nivalis
, Alps
NOTE
: Modified from Nagy and Grabherr 2009.
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