在日益求精的都市發展中，人們為擁有更佳的生活品質，在環境與景觀上追求舒適、美觀，行道樹則是首要改善之目標。行道樹扮演綠美化都市之重要角色，具有淨化空氣與美化環境等功能，本研究針對臺中市現有之行道樹，以中興大學森林系學生為例，探討森林系學生對行道樹樹種瞭解程度與樹種偏好及看法，以提供臺中市政府在行道樹樹種選定之參考依據。研究方法以問卷調查法進行資料蒐集，問卷調查內容含五大部分，種選擇以臺中市行道樹主要樹種10種，問卷配合照片進行調查。調查結果以SPSS16.0統計軟體進行相關性分析。結果顯示，樹種瞭解程度最偏好樹種以台灣欒樹、洋紅風鈴木、印度紫檀為主，受到最偏好之樹種也符合樹種選擇原則，為原生種、易維護管理、姿態美觀、抗病蟲害且無惡臭、毒液，不具傷害性之原則；最不偏好樹種以黑板樹為主，與無惡臭、毒液，不具傷害性的原則相抵觸。

The street trees function in air purification and environment beautification. This study focuses on street tree in Taichung, by collecting the student opinions of National Chung Hsing University. Provide to Taichung government for species selection reference. Using a survey questionnaire to collect data. The survey will contain five parts: first, the personal information, second, the level of understanding of tree species, third, the function of street tree in cognition, fourth, species preference, the last, the opinion of tree species selection in Taichung. Species selection is based on major species in south and west district of Taichung. In this study, select 10 species and take pictures for survey. The results will be analyzed by SPSS 16.0. The results show that the level of understanding of tree species tends to understanding. The species preference is Koelreuteria elegans, Tabebuia papllida and Pterocarpus indicus. The non-prefer species is Alstonia scholaris. According to the crosstab analysis, there is not significant relationship between gender and the function of street tree in cognition. The profession between species preference is not significant relationship, except for Alstonia scholaris and Tabebuia papllida.