Image from the Biodiversity Heritage Library.
Contributed by Harvard University Botany Libraries.
| www.biodiversitylibrary.org
Transcription
local factor may delay plant growth -
Edaphic factor
1. Snow melts earlier in certain
2. Plants affect atmosphere -> environment
affects plants.
weeds dry situation
Valeriana
Polygonum
Eriogonum
Yarrow
wet situation - spring
Onion
Saxifraga
Curegrass?
Buttercup
1867 - month of camp
Biotic factor - grazing
Rain -
erosion
plants come in because of adaptability to
physiographic factors
condition.
Hydrophytes.