Flowers in axillary ± globose heads.
Fruit a syncarp, a multiple fruit composed of the fusion of the enlarged floral axis and the fleshy perianths and bracts that envelop the drupes.
| ||Key to the species|| |
|1||Woody climber or straggling shrub, latex often more or less milky; male inflorescence 6–8 mm diam., flowers more or less sessile, peduncle 2–6 mm long; fruit less than 2 cm diam||Maclura cochinchinensis|
|Trees or tall shrubs, latex often sparse except in the fruit; male inflorescence 15–20 mm diam., pedicels 5–8 mm long, peduncle 20–40 mm long; fruit more than 5 cm diam||Maclura pomifera|