山羊百科，林文智老師的植物、山岳、攝影紀錄

Part I

• 《中国植物志》 第20(2)卷 (1984) >> 002页 PDF >> 杨属 Populus；http://www.iplant.cn/info/Populus?t=z
• FOC Vol. 4 Page 139；1. Populus Linnaeus, Sp. Pl. 2: 1034. 1753.；杨属；http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=126537
• FNA Vol. 7 Page 4, 5, 8, 67,；1. Populus Linnaeus, Sp. Pl. 2: 1034. 1753；http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=126537
• Checklist of Plants of India；POPULUS L., Sp. Pl. 2: 1034. 1753.；https://efloraindia.bsi.gov.in/eFlora/speciesList_PCL.action?resultType=genusWise&parent_Id=41075&parent_Name=populus

• Wesmael, (Mongr. Pop.) Mem. Soc. Sci. Hainaut 3: 183-254 1869；Google Book

Wesmael, Alfred；Mongraphie des Peupliers

• Dode, Bull. Soc. Hist. Nat. Autun 18: 161-231 1905；Google Book

Dode, l. A.；Extraits D'une Mongraphe Inedite du Genre Populus

• Haines, J. Linn. Soc., Bot. 37: 407-409 1904；https://www.biodiversitylibrary.org/item/8402#page/454/mode/1up

Haines, H. H.；On Two New Species of Populus from Darjeeling.

Part II

• Wesmael, Prodr. [A. P. de Candolle] 16,2: 329 1868；https://www.biodiversitylibrary.org/item/7168#page/337/mode/1up
• Wesmael, (Mongr. Pop.) Mem. Soc. Sci. Hainaut 3: 243 1869；Google Book
• Duthie, Rec. Bot. Surv. India 1,3: 29,42 1893；https://www.biodiversitylibrary.org/item/224903#page/76/mode/1up
• Stewart & Brand., For. Flor. NW.& C. Ind. 475 1874；https://www.biodiversitylibrary.org/page/19606818#page/495/mode/1up
• Gamble, Mann. Ind. Timb. 690 1902；https://www.biodiversitylibrary.org/item/96916#page/760/mode/1up
• Collett, Fl. Simlensis 481 1902；https://www.biodiversitylibrary.org/page/54308441#page/557/mode/1up
• Brand., Indian trees； 2: 718 1906；https://www.biodiversitylibrary.org/page/34179696#page/756/mode/1up
• Brand., Indian trees； 1: 640 1906；https://www.biodiversitylibrary.org/page/42439583#page/671/mode/1up
• Schneider, Pl. Wilson. (Sargent) 3: 31 1917；https://www.biodiversitylibrary.org/page/420834#page/38/mode/1up
• Haines, J. Linn. Soc., Bot. 37: 407 1904；https://www.biodiversitylibrary.org/item/8402#page/454/mode/1up
• Hook.f., Fl. Brit. Ind. [J. D. Hooker] 5: 638 1890；https://www.biodiversitylibrary.org/page/18707596#page/646/mode/1up
• Griff., Not. Pl. Asiat. 4: 382 1854；https://www.biodiversitylibrary.org/item/42870#page/424/mode/1up