Nr. 2 (1990)

To the Habitats of Pedio- and Sclerocactus.
Over 100,00 km in the North American Wilderness. English. Fritz Hochstätter

contents:

account of the author's adventures and experiences
summary of the habitats
climatic information
soil analyses - seed studies dr.hentzschel
raising from seed an cultivation
bibliography - field numbers
170 pages, 124 colour and 46 b/w photos, 28 habitat maps,
11 climat maps, 32 graphs with climatic data, 69 sem seed pictures
€ 36.-- pp dm 5.50/abroad € 4.00