| 100% | ARUM | 4 | Family that includes the jack-in-the-pulpit and skunk cabbage |
| 64% | ARUM | 4 | Family that includes the skunk cabbage |
| 63% | ROMANCE | 7 | Family that includes the languages spoken in 13- and 15-Across |
| 54% | NIGHTSHADE | 10 | Family that includes the potato, eggplant and tobacco |
| 52% | FIGWORT | 7 | Family of flowering plants that includes the Ningpo — and Mimbres — |
| 52% | FIGWORT | 7 | Family of flowering plants that includes the Ningpo - and Mimbres - |
| 49% | UNSER | 5 | Surname of the auto racing family that includes Al, Al Junior, and Bobby |
| 48% | CANID | 5 | Member of the biological family that included the Hesperocyon genus which disappeared in the middle Miocene |
| 48% | HELENIUM | 8 | Genus of plants of the daisy family that includes Rosilla and Yellowdicks |
| 48% | KALE | 4 | Salad green that's in the cabbage family |
| 48% | TORFAEN | 7 | Principal area in SE Wales that includes the towns of Pontypool and Cwmbran |
| 48% | MCGOUGH | 7 | Roger —, poet whose volumes include Sky in the Pie and That Awkward Age |
| 47% | ARUM | 4 | Species of the plant alternately known as snakeshead, cuckoo pint, lords-and-ladies, jack in the pulpit and more than a dozen other names |
| 46% | EOAN | 4 | Like the family of asteroids that includes 450 Brigitta, 339 Dorothea and 562 Salome |
| 46% | TRE | 3 | Final album in the Green Day trilogy that includes "¡Uno!" and "¡Dos!" |
| 46% | BOS | 3 | Genus of mammal that numbers in the billions and includes the gaur, the gayal and the kouprey |
| 44% | YOU | 3 | Pronoun that's the same in the singular and plural |
| 44% | POP | 3 | *"___! Goes the Weasel," traditional song that is used in Jack-in-the-boxes and ice cream trucks |
| 44% | MALLOW | 6 | Plant family that includes the hibiscus |
| 44% | ARUM | 4 | Plant family that includes the philodendron |
| 44% | ALIS | 4 | Boxing family that includes the Greatest |
| 44% | GEESE | 5 | Birds that belong to the same family as ducks, and migrate in the fall season |
| 44% | ASTER | 5 | Daisy-like flower that is a member of the sunflower family and blooms late in fall |
| 43% | AFC | 3 | Org. that includes the Texans and the Titans |
| 43% | WNBA | 4 | Org. that includes the Sun and the Sky |
| 43% | NBA | 3 | Org. that includes the Warriors and the Cavs |
| 43% | AVIA | 4 | Czech automaker that originally built aircrafts in 1919 and currently makes trucks including the D120 4x4 Initia |
| 43% | BLACK | 5 | Surname for a wizarding family in the "Harry Potter" series that has members like Sirius and Regulus |
| 43% | MALFOY | 6 | Surname for a wizarding family in the "Harry Potter" series that has members like Draco and Lucius |
| 43% | NBA | 3 | League that includes the Warriors and the Cavaliers (Abbr.) |