diff --git a/src/tree_map.h b/src/tree_map.h
--- a/src/tree_map.h
+++ b/src/tree_map.h
@@ -33,16 +33,16 @@ enum TreeType {
 	TREE_INVALID      = 0xFF, ///< An invalid tree
 };
 
-/**
+/*
  * Counts the number of treetypes for each landscape.
  *
  * This list contains the counts of different treetypes for each landscape. This list contains
  * 5 entries instead of 4 (as there are only 4 landscape types) as the sub tropic landscape
- * got two types of area, one for normal trees and one only for cacti.
+ * has two types of area, one for normal trees and one only for cacti.
  */
 static const uint TREE_COUNT_TEMPERATE    = TREE_SUB_ARCTIC - TREE_TEMPERATE;    ///< number of treetypes on a temperate map
 static const uint TREE_COUNT_SUB_ARCTIC   = TREE_RAINFOREST - TREE_SUB_ARCTIC;   ///< number of treetypes on a sub arctic map
-static const uint TREE_COUNT_RAINFOREST   = TREE_CACTUS     - TREE_RAINFOREST;   ///< number of treetypes for the 'rainforrest part' of a sub-tropic map
+static const uint TREE_COUNT_RAINFOREST   = TREE_CACTUS     - TREE_RAINFOREST;   ///< number of treetypes for the 'rainforest part' of a sub-tropic map
 static const uint TREE_COUNT_SUB_TROPICAL = TREE_TOYLAND    - TREE_SUB_TROPICAL; ///< number of treetypes for the 'sub-tropic part' of a sub-tropic map
 static const uint TREE_COUNT_TOYLAND      = 9;                                   ///< number of treetypes on a toyland map