山羊百科，林文智老師的植物、山岳、攝影紀錄

• Physostegia virginiana (L.) Benth.；This species is accepted；https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:30043311-2
• Physostegia virginiana (L.) Benth. is an accepted name；http://www.plantlist.org/tpl1.1/record/kew-155820

• Physostegia virginiana Benth., Edwards's Bot. Reg. 15: sub T. 1289 n.52 1829；https://www.biodiversitylibrary.org/page/238431#page/220/mode/1up
  • Dracocephalum virginianum L., Sp. Pl. 2: 594 1753；https://www.biodiversitylibrary.org/page/358615#page/36/mode/1up

• Physostegia virginiana (L.) Benth.；Benth., Labiat. Gen. Spec. 504 1833；https://bibdigital.rjb.csic.es/viewer/12582/?offset=#page=504&viewer=picture&o=bookmark&n=0&q=
• Physostegia virginiana (L.) Benth.；Cantino, Contr. Gray Herb. 211: 88 1982；https://www.biodiversitylibrary.org/page/39561171#page/305/mode/1up

Physostegia virginiana subsp. praemorsa

• Physostegia virginiana subsp. praemorsa (Shinners) P.D.Cantino；This subspecies is accepted；https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:195694-2

• Physostegia virginiana subsp. praemorsa (Shinners) P.D.Cantino, Contr. Gray Herb. 211: 97 1982；https://www.biodiversitylibrary.org/page/39561171#page/314/mode/1up
  • Physostegia praemorsa Shinners, Field & Lab. 19: 166 1951；Shinners, Lloyd H. 1951 Two New Texas Species of Physostegia (Labiatae) Field & Lab. 19: 166-168