Table 2.
Chemomarkers responsible for the difference according to sites in Lobophora rosacea, Lobophora sonderii and Lobophora obscura (ion [M + NH4]+).
| Ion | Ion m/z | RT (s) | Molecular formula | Diff. ppm | Score MFG | Species |
|---|---|---|---|---|---|---|
| M230T256 | 230.2473 | 256 | C14H28O | 3.26 | 93.86 | L. rosacea & L. sonderii |
| M242T309 | 242.2841 | 309 | C16H32 | −0.15 | 89.47 | L. rosacea |
| M258T310 | 258.2797 | 310 | C16H32O | −1.72 | 96.4 | L. rosacea & L. sonderii |
| M288T251 | 288.2904 | 251 | C17H34O2 | −0.7 | 85.64 | L. rosacea |
| M304T338 | 304.3026 | 338 | C21H34 | −2.31 | 93.08 | L. rosacea & L. obscura |
| M332T377 | 332.3332 | 377 | C23H38 | −5.52 | 86.36 | L. rosacea & L. obscura |
| M344T346 | 344.3126 | 346 | C20H38O3 | −3.73 | 89.04 | L. rosacea |
| M368T338 | 368.3165 | 338 | C22H38O3 | −2.23 | 79.91 | L. rosacea & L. sonderii |
| M370T362 | 370.3319 | 362 | C22H40O3 | 1.71 | 95.11 | L. rosacea & L. sonderii |
The score MFG (molecular formulas generation) is the MFG overall match score (0–100%) combining the MS and MS/MS scores. For each ion M = molecular weight, T = retention time.