## 3 Results
### Source
\begin{table}
\begin{tabular}{c c c c c c} \hline \hline
**Country** & **Species** & **Part** & **Extract** &
\begin{tabular}{c} **Alpha-Phellandrene** \\ **(\%)** \\ \end{tabular} & **Ref.** \\ \hline Alabama & _Curcuma longa_ & Rhizes & HD & 11.8 & [12] \\ Algeria & _Pituranthos scoparius_ & Stems & HD & 7.1 & [13] \\ Argentina & _Eucalyptus tereitornis_ & Seeds & HD & 9.4 & [14] \\ Australia & _Eucalyptus calcicola_ & Leaves & VD & 11.0 & [15] \\ Australia & _Eucalyptus incerata_ & Leaves & VD & 6.3 & [16] \\ Brazil & _Aniba rosiadora_ & Aerial parts & HD & 22.8 & [17] \\ Brazil & _Lantana canara_ & Aerial parts & HD & 16.4 & [18] \\ Brazil & _Piper dilatum_ & Leaves & HD & 22.5 & [19] \\ Bulgaria & _Anethumgraceelens_ & Aerial parts & HD & 22.7 & [20] \\ Canada & _Canarium ovatum_ & Resin & HD & 64.9 & [21] \\ Colombia & _Lippiia origanoides_ & Aerial parts & HD & 13.0 & [22] \\ Ecuador & _Gynoxys miniphylla_ & Leaves & SD & 16.6 & [23] \\ France & _Limbarda crithmoides_ & Aerial parts & HD & 11.9 & [24] \\ Germany & _Anethumgraceelens_ & Aerial parts & SD & 32.3 & [25] \\ India & _Altigia excelsa_ & Leaves & HD & 15.9 & [26] \\ India & _Angelia glauca_ & Aerial parts & HD & 13.5 & [27] \\ India & _Anethumgraceelens_ & Aerial parts & HD & 19.1 & [28] \\ India & _Callistemon laceolatus_ & Leaves & HD & 5.8 & [29] \\ India & _Cinnamoun zegalunicum_ & Leaves & HD & 6.2 & [30] \\ India & _Curcuma longa_ & Leaves & HD & 24.4 & [31] \\ India & _Eucalyptus canaldulensis_ & Aerial parts & HD & 27.5 & [32] \\ India & _Hyptis suavocolens_ & Leaves & HD & 22.8 & [33] \\ Iran & _Anethum graveolens_ & Aerial parts & HD & 30.2 & [34] \\ Iran & _Anethum graveolens_ & Aerial parts & HD & 32.0 & [35] \\ Italy & _Elaceolsimum acselipium_ & Flowers & HD & 42.5 & [36] \\ Italy & _Elaceolsimum acselipium_ & Leaves & HD & 11.0 & [36] \\ Italy & _Foenticulum vulgare_ & Aerial parts & SD & 82.1 & [37] \\ Italy & _Foenticulum vulgare_ & Stems & HD & 36.9 & [38] \\ Italy & _Ridolfia segeytum_ & Flowers & HD & 19.4 & [39] \\ Italy & _Ridolfia segeytum_ & Stems & HD & 12.9 & [39] \\ Japan & _Petasites japonicus_ & Flower stems & HD & 11.0 & [40] \\ Morocco & _Schinus molle_ & Aerial parts & HD & 9.6 & [41] \\ Nigeria & _Monodora myristica_ & Seeds & n.r. & 53.0 & [42] \\ Portugal & _Eucalyptus globulus_ & Fruits & SD & 17.2 & [43] \\ Portugal & _Lavandula pinnata_ & Flowers & SD & 15.9 & [44] \\ Spain & _Anethum graveolens_ & Aerial parts & HD & 70.2 & [45] \\ Spain & _Sideritis hirsute_ & Aerial parts & SD & 9.2 & [46] \\ Tasmania & _Anethum graveolens_ & Aerial parts & n.r. & 49.1 & [47] \\ Tunisia & _Cithareylum spinosum_ & Roots & HD & 30.8 & [48] \\ Tunisia & _Schinus mole_ & Fruits & HD & 35.9 & [49] \\ Tunisia & _Schinus molle_ & Fruits & SD & 46.5 & [50] \\ Tunisia & _Schinus mole_ & Leaves & SD & 35.7 & [51] \\ Tunisia & _Schinus treebinthtiplus_ & Fruits & SD & 34.4 & [50] \\ Tunisia & _Schinus treebinitfolius_ & Fruits & SD & 44.3 & [51] \\ Turkey & _Echinophora tentiifolia_ & Aerial parts & SD & 51.0 & [52] \\ Turkey & _Foenticulum vulgare_ & Flowers & HD & 5.8 & [53] \\ Uzbekistan & _Heracleum lehhmannianum_ & Aerial parts & HD & 10.5 & [54] \\ Venezuela & _Espeletia schultzii_ & Leaves & HD & 52.4 & [55] \\ \hline \hline \end{tabular} HD: hydro-distillation; SD: steam-distillation; VD: vacuum-distillation; n.r.: not reported.  
\end{table} 
Table 1: EOs reported with alpha-phellandrene among the first three components.