山羊百科，林文智老師的植物、山岳、攝影紀錄

• Singapore Nparks Flora Fauna website.；Citharexylum spinosum L.；https://www.nparks.gov.sg/FloraFaunaWeb/Flora/2/8/2808

• Citharexylum spinosum L.；This species is accepted；https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:319143-2
• Citharexylum spinosum L. is an accepted name；http://www.plantlist.org/tpl1.1/record/kew-41323

• Citharexylum spinosum L.；Sp. Pl. 625 1753；https://www.biodiversitylibrary.org/page/358646#page/67/mode/1up

• Citharexylum spinosum L.；Howard, Fl. Lesser Antilles 6: 218 f.89(213) 1989；https://www.biodiversitylibrary.org/page/61527982#page/232/mode/1up
• Citharexylum spinosum L.；Smith, Fl. Vit. Nov. 5: 177 1991；https://www.biodiversitylibrary.org/page/30321652#page/191/mode/1up

• Citharexylum fruticosum L.；This name is a synonym of Citharexylum spinosum；https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:1147172-2
• Citharexylum fruticosum L. is a synonym of Citharexylum spinosum L.；http://www.plantlist.org/tpl1.1/record/kew-41183

• Citharexylum fruticosum L., Syst. Nat., ed. 10. 2: 1115 1759；[Illegitimate]；https://www.biodiversitylibrary.org/page/587034#page/295/mode/1up

• Citharexylum fruticosum L.；Britton, Bahama Fl. 371 1920；https://www.biodiversitylibrary.org/page/37274356#page/383/mode/1up

Citharexylum flexuosum

• Citharexylum flexuosum (Ruiz & Pav.) D.Don；This species is accepted；https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:30241531-2

• Citharexylum flexuosum (Ruiz & Pav.) D.Don, Edinburgh New Philos. J. [10]: 237 1831；https://www.biodiversitylibrary.org/item/79124#page/263/mode/1up
  • Rauvolfia flexuosa Ruiz & Pav., Fl. Peruv. [Ruiz & Pavon] 2: 26 T,152-2 1799；https://www.biodiversitylibrary.org/page/671414#page/29/mode/1up
    • Illustration T.152 f.2；https://www.biodiversitylibrary.org/item/15193#page/153/mode/1up

• Citharexylum spinosum (Cav.) Kunth；This name is a synonym of Citharexylum flexuosum；https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:861865-1

• Citharexylum spinosum (Cav.) Kunth, Nov. Gen. Sp. [H.B.K.] 2: 256 1818；nom. illeg.；https://www.biodiversitylibrary.org/page/5231#page/261/mode/1up
  • Rauvolfia spinosa Cav., Icon. [Cavanilles] 6: 16 T.526 1800；https://bibdigital.rjb.csic.es/viewer/9684/?offset=#page=20&viewer=picture&o=bookmark&n=0&q=
    • Illustration T.526；https://bibdigital.rjb.csic.es/viewer/9684/?offset=#page=127&viewer=picture&o=bookmark&n=0&q=