| Name | Croptilon rigidifolium (E. B. Smith) E. B. Smith |
| Authorship | (E. B. Smith) E. B. Smith |
| Rank | Species |
| Placed in | Croptilon |
| Citation | 1981 Sida 9: 60 |
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Croptilon rigidifolium (E. B. Smith) E. B. Smith |
| Identification made in | [no date] (1), 2007 (8) |