Kroumirie, mountainous region with extensive forests of cork-oak in northwestern Tunisia. One of the best-watered regions in North Africa (40 to 60 inches [1,000 to 1,500 mm] a year), it extends south of the Mediterranean Sea and north of Wadi Majardah (Medjerda) and east from the Algerian border to Mount Al-Abyaḍ (El-Abiod).