| Entry | Volume | Pages |
|---|---|---|
| Spiranthes | 52 | 6-7 |
| Spiranthes aestivalis | 4 | 223 |
| Spiranthes aestivalis | 13 | 55 |
| Spiranthes aestivalis | 18 | 24 |
| Spiranthes aestivalis | 34 | 181 |
| Spiranthes autumnalis | 4 | 220 |
| Spiranthes autumnalis | 5 | 307 |
| Spiranthes autumnalis | 13 | 55 |
| Spiranthes cernua forma odorata | 78 | 198C |
| Spiranthes cernua var. odorata 'Chadds Ford' | 74 | 126, 463C, A.M. |
| Spiranthes cernua var. odorata 'Chadds Ford' | 75 | 128 |
| Spiranthes cernua var. odorata 'Chadds Ford' | 76 | 123C |
| Spiranthes cernua var. odorata 'Chadds Ford' | 78 | 118C, 119 |
| Spiranthes cernua var. odorata 'Chadds Ford' | 79 | 300 |
| Spiranthes chinensis | 57 | 236 |
| Spiranthes papuana | 46 | 327 |
| Spiranthes romanzoffiana | 4 | 223 |
| Spiranthes romanzoffiana | 14 | 180, 181P |
| Spiranthes romanzoffiana | 45 | 211 |
| Spiranthes romanzoffiana | 49 | 67 |
| Spiranthes sinensis | 51 | 318P.C.*, 319P |
| Spiranthes sinensis | 62 | 48, 49, 191 |
| Spiranthes sinensis | 70 | 278 |
| Spiranthes sinensis | 72 | 273 |
| Spiranthes sinensis var. amoena | 52 | 326* |
| Spiranthes sinensis var. amoena | 76 | 100C |
| Spiranthes spiralis | 19 | 128 |
| Spiranthes spiralis | 23 | 260 |
| Spiranthes spiralis | 47 | 9, 296 |
| Spiranthes spiralis | 61 | 274 |
| Spiranthes spiralis | 65 | 470 |
| Spiranthes spiralis | 72 | 372, 373, 376 |
| Spiranthes spiralis | 73 | 290 |