Contains 3 genera and 5 accepted taxa overall.
This family is completely databased for all specimens.
Genera
| Genus | Common Name | Taxa Count | Photos |
|---|---|---|---|
| Deutzia | PRIDE-OF-ROCHESTER | 1 | |
| Hydrangea | HYDRANGEA | 3 | |
| Philadelphus | MOCKORANGE | 1 |
[Family identification key]
1. Stems with simple and stellate trichomes; petioles 0-4 mm long
1. Stems glabrous or with simple trichomes only; petioles 1-120 mm long
2
2. Petioles mostly 10-120 mm long; inflorescence sometimes with larger sterile flowers; stamens 10-30
2. Petioles mostly 1-10 mm long; inflorescence of bisexual flowers only; stamens 60-90