Rhodora 42: 300 (1940)
Each value Trefle shows for Lactuca biennis, 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.
Something wrong? Suggest a correction.
| Field | Shown | What the sources say | |
|---|---|---|---|
| Core | |||
| Author | (Moench) Fernald |
No source recorded
|
Source not recorded |
| Bibliography | Rhodora 42: 300 (1940) |
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 | 1940 |
No source recorded
|
Source not recorded |
| Descriptive | |||
| Common name | Tall blue lettuce |
No source recorded
|
Source not recorded |
| Family common name | Aster family |
No source recorded
|
Source not recorded |
| Observations | Alaska to U.S.A. |
No source recorded
|
Source not recorded |
| Morphology | |||
| Average height | 187 cm |
|
Differs from sources |
| Biological type | therophyte |
|
Sourced |
| Growth habit | Forb/herb |
No source recorded
|
Source not recorded |
| Vegetable | false |
No source recorded
|
Source not recorded |
| Phenology | |||
| Duration | annual, biennial |
|
Sourced |