| Araceae | |
Arisaema triphyllum var. a. stewardsonii
| G. Stevens | Ill. Guide Fl. Pl. 110 | 1910 |
| Araceae | |
Arisaema triphyllum var. acuminatum
| (Small) Engl. | Pflanzenr. IV. 23F(Heft 73): 201 | 1920 |
| Araceae | |
Arisaema triphyllum fo. attenuatum
| Engl. | | |
| Araceae | |
Arisaema triphyllum lusus bispadiceum
| Engl. | Pflanzenr. Fam. 23, F: 201 | 1920 |
| Araceae | |
Arisaema triphyllum lusus bispathaceum
| Engl. | Pflanzenr. Fam. 23, F: 201 | 1920 |
| Araceae | |
Arisaema triphyllum var. montanum
| Fernald | Rhodora 42(499): 253–254, pl. 600, f. 1–3 | 1940 |
| Araceae | |
Arisaema triphyllum fo. pusillum
| (Peck) Fernald | Rhodora 42(499): 252 | 1940 |
| Araceae | |
Arisaema triphyllum subsp. pusillum
| (Peck) Huttl. | Bull. Torrey Bot. Club 76(6): 408 | 1949 |
| Araceae | |
Arisaema triphyllum var. pusillum
| Peck | Annual Rep. New York State Mus. Nat. Hist. 51: 297 | 1898 |
| Araceae | |
Arisaema triphyllum subsp. quinatum
| (Nutt.) Huttl. | Bull. Torrey Bot. Club 108(4): 480 | 1981 |
| Araceae | |
Arisaema triphyllum fo. stewardsonii
| (Britton) Engl. | Pflanzenr. IV. 23F: 200 | 1920 |
| Araceae | |
Arisaema triphyllum subsp. stewardsonii
| (Britton) Huttl. | Bull. Torrey Bot. Club 76(6): 409 | 1949 |
| Araceae | |
Arisaema triphyllum var. stewardsonii
| (Britton) G. T. Stevens ex Wieg. & Eames | Cornell Univ. Agric. Exp. Sta. Mem. 92: 134 | 1926 |
| Araceae | |
Arisaema triphyllum fo. triphyllum
| | | |
| Araceae | |
Arisaema triphyllum subsp. triphyllum
| | | |
| Araceae | |
Arisaema triphyllum var. triphyllum
| | | |
| Araceae | |
Arisaema triphyllum lusus trispadiceum
| Engl. | Pflanzenr. Fam. 23, F: 201 | 1920 |
| Araceae | |
Arisaema triphyllum var. typicum
| Engl. | Pflanzenr. Fam. 23, F: 200 | 1920 |
| Araceae | |
Arisaema triphyllum fo. viride
| (Engl.) Farw. | Amer. Midl. Naturalist 11(2): 50 | 1928 |
| Araceae | |
Arisaema triphyllum var. viride
| (Engl.) Engl. | Pflanzenr. IV. 23F: 200 | 1920 |
| Araceae | |
Arisaema triphyllum fo. zebrinum
| Seymour | F. New Engl. 167 | 1969 |