| Euphorbiaceae | |
Dendrocousinsia alpina
| Fawc. & Rendle | J. Bot. 57: 313 | 1919 |
| Euphorbiaceae | |
Dendrocousinsia crenulata
| (Proctor) Commock & Jestrow | Brittonia 67(2): 93 | 2014 |
| Euphorbiaceae | |
Dendrocousinsia elliptica
| (Sw.) Commock & Wurdack | Harvard Pap. Bot. 22(2): 137 | 2017 |
| Euphorbiaceae | |
Dendrocousinsia fasciculata
| Millsp. | Publ. Field Mus. Nat. Hist., Bot. Ser. 2(9): 375 | 1913 |
| Euphorbiaceae | |
Dendrocousinsia howardiana
| Commock & Jestrow | Brittonia 67(2): 94 | 2014 |
| Euphorbiaceae | |
Dendrocousinsia lesteri
| (Proctor) Commock & Jestrow | Brittonia 67(2): 94 | 2014 |
| Euphorbiaceae | |
Dendrocousinsia spicata
| Millsp. | Publ. Field Mus. Nat. Hist., Bot. Ser. 2(9): 374–375 | 1913 |