Kakteenkunde 1934: 188 (1934)
Each value Trefle shows for Echinocereus viereckii, with what every source says about it. When sources disagree, the strongest source is shown (how sources are ranked). Values imported before sources were recorded one by one are marked Source not recorded.
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| Field | Shown | What the sources say | |
|---|---|---|---|
| Core | |||
| Author | Werderm. |
No source recorded
|
Source not recorded |
| Bibliography | Kakteenkunde 1934: 188 (1934) |
No source recorded
|
Source not recorded |
| Phylum | Tracheophyta |
No source recorded
|
Source not recorded |
| Rank | species |
No source recorded
|
Source not recorded |
| Status | accepted |
No source recorded
|
Source not recorded |
| Year | 1934 |
No source recorded
|
Source not recorded |
| Descriptive | |||
| Observations | Mexico (SW. Tamaulipas, Nuevo León, Coahuila) |
No source recorded
|
Source not recorded |
| Morphology | |||
| Vegetable | false |
No source recorded
|
Source not recorded |