Clematis potaninii
| Clematis potaninii | |
|---|---|
| Here labeled as Clematis potaninii var. fargesii | |
| Botanical illustration | |
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Ranunculales |
| Family: | Ranunculaceae |
| Genus: | Clematis |
| Species: | C. potaninii |
| Binomial name | |
| Clematis potaninii | |
| Synonyms | |
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Clematis potaninii, the old man's beard, is a species of flowering plant in the family Ranunculaceae, native to Tibet and central China. A deciduous woody vine, in the wild it is found climbing on slopes and in forests, particularly forest edges, at elevations from 1,400 to 4,000 m (4,600 to 13,100 ft). Its cultivar 'Summer Snow', also known as 'Paul Farges', has gained the Royal Horticultural Society's Award of Garden Merit.