Type material Mexico: collected on lava fields near Cuernavaca, altitude 1,500 m, flowers secured 16 Feb 1899, and the leaves 29 Sep 1899, C.G. Pringle 8271. [details]
Compositae Working Group (CWG) (2024). Global Compositae Database. Pachythamnus crassirameus (B.L.Rob.) R.M.King & H.Rob.. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1087398 on 2025-03-22
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (B. L. Rob.) R. M. King & H. Rob. [CONABIO] (B.L. Rob.) R.M. King & H. Rob. [MesoAmericana] (B.L. Rob.) R.M. King & H. Rob. [Tropicos] (R.M.King & H.Rob.) R.M.King & H.Rob. [IPNI] [details] Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Eupatorium crassirameum B.L. Rob. [MesoAmericana] Eupatorium crassirameum B.L. Rob. [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Pachythamnus crassirameus [Govaerts World Compositae Checklist A-G] Pachythamnus crassirameus (B. L. Rob.) R. M. King & H. Rob. [CONABIO] Pachythamnus crassirameus (B.L. Rob.) R.M. King & H. Rob. [MesoAmericana] Pachythamnus crassirameus (B.L. Rob.) R.M. King & H. Rob. [Tropicos] Pachythamnus crassirameus (R.M.King & H.Rob.) R.M.King & H.Rob. [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Phytologia 23 [IPNI] Phytologia 23(1): [Tropicos] Phytologia 23: 154. 1972. [Robinson Eupatorieae] [details] LSID urn:lsid:compositae.org:names:4C85B1AD-551B-4A26-8CFD-23019DEF2413 [details] Specimen Mexico: Chiapas: 1380 m, 17 Mar 1981, D.E. Breedlove 50143 (MO). Honduras: Santa Bárbara: 630 m, 02 June 1993, Ronald L. Liesner 26712 (MO). El Salvador: Morazan: 668 m, 10 Mar 2004, R.A. Carballo, M. Chicas & S. Amaya RAC01117 (MO). [details] Type material Mexico: collected on lava fields near Cuernavaca, altitude 1,500 m, flowers secured 16 Feb 1899, and the leaves 29 Sep 1899, C.G. Pringle 8271. [details]