The text was written by Olav Gjærevoll, Norwegian botanist and politician, and the book has been translated into several languages, including English, German, Swedish and Finnish.
The book has been translated into several languages, including English, German, Swedish and Finnish. The text was written by Norwegian botanist and politician, Olav Gjærevoll.
The text was written by Norwegian botanist and politician, Olav Gjærevoll. The book has been translated into several languages, including English, German, Swedish and Finnish.
The text was written by Norwegian botanist and politician, Olav Gjærevoll. The book has been translated into several languages, including English, German, Swedish and Finnish.