The Southern Fringe of Europe --; Italy --; Spain --; Northern Africa --; The Maghreb of Africa North of the Sahara --; The Southern Sahara --; Sahel --; The Near East --; The United Arab Republic --; Iraq --; Jordan --; Kuwait --; Yemen --; Israel --; The Indian Subcontinent --; Indo-Pakistan --; Central Eurasia --; The USSR --; Central Asia --; The American Continent --; The United States of America --; Peru and Bolivia --; Argentina --; Australia --; Australia --; Botanical index.