1.4.3b Ecology of Conifers Flashcards
Define Northern conifers
Trees that escaped glaciers, primarily in the West
What family makes up most of the Southern conifers?
The araucaria family
Two facts about the boreal forest
circumpolar, and one of the biggest ecosystems in the world
What is the Coastal Relict Forest?
Forest that missed glaciers that allowed for species there to be alive for the last 200 million years
What species was discovered alive in China after it was thought extinct in North America?
Meta seqoia
What is an endemic?
local species
Where did Southern conifers originally evolve?
Gonwanaland
What new species of pine was discovered several years ago?
Wollemi Pine
What is a nurse log?
A fallen tree on which new trees grow and derive the fallen trees nutrients
What symbionts do conifers use to derive nitrogen, and what two nitrogen containing compounds are harvested?
ecto-mycorrhizae, and they absorb NH4 and NO3
