Ptilocalyx Torr. & A.Gray
, Pacif. Railr. Rep. 2(4), ed. 2 [Pope]. 170 (1857).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:30298048-2
- Publication
- Explorations and surveys for a railroad route from the Mississippi River to the Pacific Ocean. War Department. Report on the botany of the Expedition: by John Torrey and Asa Gray. Route near the thirty-second parallel of north latitude, under the command of brevet captain John Pope, corps of topographical engineers. [Edition 2]
- Collation
- 170
- Date of Publication
- ca. mid-1857
- Family as entered in IPNI
- Boraginaceae
Type Information
- Type Name
- P. greggii Torr. & A.Gray