Table 1.
Convolvulaceous species surveyed for ergot alkaloids, indole diterpenes, and swainsonine. Number of specimens analyzed and the number detected for each respective analyte. Details regarding the sourced specimens are found in Supplemental Table 1.
| Specimens Detected | ||||
|---|---|---|---|---|
| Species | Specimens Analyzed | Ergot Alkaloids | Indole Diterpenes | Swainsonine |
| Argyreia acuta Lour.a | 2 | 1 | 1 | 0 |
| Argyreia nervosa (Burm. f.) Bojer a | 4 | 3 | 0 | 0 |
| Argyreia obtusiflia Lour.a | 2 | 2 | 2 | 0 |
| Ipomoea amnicola Morong. a | 5 | 5 | 5 | 0 |
| Ipomoea argillicola R.W. Johnson a | 5 | 4 | 4 | 0 |
| Ipomoea aristolochiifolia G. Don a | 4 | 0 | 0 | 0 |
| Ipomoea asarifolia (Desr). Roem. & Schult. a | 4 | 4 | 4 | 0 |
| Ipomoea carnea subsp. fistulosa (Mart. ex Chosiy) D.F. Austina b | 3 | 0 | 0 | 3 |
| Ipomoea coccinea L. b | 2 | 0 | 0 | 0 |
| Ipomoea costata F. Muell ex Benth. a | 3 | 0 | 0 | 3 |
| Ipomoea dumetorum Roem. & Schult.a | 2 | 0 | 0 | 0 |
| Ipomoea gracilis R. Br. a | 3 | 3 | 3 | 0 |
| Ipomoea hederacea (L.) Jacq. b | 1 | 0 | 0 | 0 |
| Ipomoea hildebrandtii Vatkeba | 1 | 1 | 0 | 0 |
| Ipomoea imperati (Vahl) Griseb. a | 3 | 0 | 0 | 0 |
| Ipomoea leptophylla Torr. a | 5 | 4 | 0 | 0 |
| Ipomoea minutiflora ( M. Martens & Galeotti) House a | 3 | 0 | 0 | 0 |
| Ipomoea muelleri Benth. a | 4 | 4 | 4 | 0 |
| Ipomoea nil (L.) Roth b | 4 | 0 | 0 | 0 |
| Ipomoea parasitica (H.B.K.) G. Don a | 4 | 3 | 0 | 0 |
| Ipomoea pedicellaris Benth. a | 2 | 0 | 0 | 0 |
| Ipomoea pes-caprae (L.) R.Br. a | 7 | 7 | 7 | 0 |
| Ipomoea philomega (Vell.) House a | 3 | 3 | 0 | 0 |
| Ipomoea purpurea (L.) Roth b | 2 | 0 | 0 | 0 |
| Ipomoea quamoclit L. b | 2 | 0 | 0 | 0 |
| Ipomoea setifera Poir. a | 2 | 1 | 1 | 0 |
| Ipomoea tricolor Cav.a | 6 | 4 | 4 | 0 |
| Stictocardia beraviensis (Vatke) Hall. f. a | 4 | 4 | 0 | 0 |
| Stictocardia tiliifolia (Desr.) Hall. f.a | 2 | 1 | 0 | 0 |
| Turbina abutiloides (H.B.K.) O’Donell a | 3 | 1 | 0 | 0 |
a
Unambiguously ergot alkaloid positive according to Eich (2008)
b
Contradictory reports regarding ergot alkaloid content according to Eich (2008)