The following is a list of spot-characters recorded for this species.
Number of spot characters found: 13| Spot number | Spot-character | Comment |
| 16 | Annuals | |
| 109 | Prickles or spines on trunk or stems | |
| 505 | Stipules present | |
| 713 | Leaves palmately lobed | |
| 714 | Leaves pedate | |
| 740 | Leaves alternate | |
| 741 | Leaves simple | |
| 750 | Leaves (or leaflets in compound leaves) with toothed margin | |
| 753 | Leaf with (a few) special glands on the lamina | Leaves usually with a prominent gland on the under surface near the base of the midrib |
| 902 | Calyx with an epicalyx | |
| 910 | Staminal tube present | |
| 916 | Ovary superior | |
| 1019 | Fruit a capsule |