| Convolvulaceae |
|
Cuscuta pentagona
| Engelm. | Amer. J. Sci. Arts 43(2): 340-341, pl. 6, f. 22-24 | 1842 |
| Convolvulaceae |
|
Cuscuta pentagona var. calycina
| Engelm. | Amer. J. Sci. Arts 45(1): 76 | 1843 |
| Convolvulaceae |
|
Cuscuta pentagona var. microcalyx
| Engelm. | Amer. J. Sci. Arts 45(1): 76 | 1843 |
| Convolvulaceae |
|
Cuscuta pentagona var. pentagona
| | | |
| Convolvulaceae |
|
Cuscuta pentagona var. pubescens
| (Engelm.) Yunck. | Illinois Biol. Monogr. 6: 142 | 1921 |
| Convolvulaceae |
|
Cuscuta pentagona var. subulata
| Yunck. | Amer. J. Bot. 10: 03 | 1923 |
| Convolvulaceae |
*
|
Cuscuta pentagona var. typica
| Yunck. | Illinois Biol. Monogr. 6: 140 | 1921 |
| Convolvulaceae |
|
Cuscuta pentagona var. verrucosa
| (Engelm.) Yunck. | Illinois Biol. Monogr. 6: 142 | 1921 |