diff --git a/src/thermophysicalModels/specie/specie/specie.H b/src/thermophysicalModels/specie/specie/specie.H
index 958b24eb..a5855cfd 100644
--- a/src/thermophysicalModels/specie/specie/specie.H
+++ b/src/thermophysicalModels/specie/specie/specie.H
@@ -103,6 +103,23 @@ public:
             const scalar molWeight
         );
 
+        //- Construct from components without name
+        inline specie
+        (
+            const scalar nMoles,
+            const scalar molWeight,
+            const scalar nCharges
+        );
+
+        //- Construct from components with name
+        inline specie
+        (
+            const word& name,
+            const scalar nMoles,
+            const scalar molWeight,
+            const scalar nCharges
+        );
+
         //- Construct as copy
         inline specie(const specie&);
 
diff --git a/src/thermophysicalModels/specie/specie/specieI.H b/src/thermophysicalModels/specie/specie/specieI.H
index 72b2bede..c0efbe62 100644
--- a/src/thermophysicalModels/specie/specie/specieI.H
+++ b/src/thermophysicalModels/specie/specie/specieI.H
@@ -58,6 +58,34 @@ inline specie::specie
 {}
 
 
+inline specie::specie
+(
+    const word& name,
+    const scalar nMoles,
+    const scalar molWeight,
+    const scalar nCharges
+)
+:
+    name_(name),
+    nMoles_(nMoles),
+    molWeight_(molWeight),
+    nCharges_(nCharges)
+{}
+
+
+inline specie::specie
+(
+    const scalar nMoles,
+    const scalar molWeight,
+    const scalar nCharges
+)
+:
+    nMoles_(nMoles),
+    molWeight_(molWeight),
+    nCharges_(nCharges)
+{}
+
+
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
 inline specie::specie(const specie& st)