String name, String town, String ihCode, Reference<?> sourceRef, String namespace, Map<String, Collection> collectionMap) {\r
Collection collection = Collection.NewInstance();\r
collection.setName(name);\r
- if (isNotBlank(ihCode)){\r
+ if (isNotBlank(ihCode) && ! "--".equals(ihCode)){\r
collection.setCode(ihCode);\r
collection.setCodeStandard("Index Herbariorum");\r
}\r