Rose-of-Sharon
Scientific name: Hypericum calycinum L.
Diagnostic features Strongly rhizomatous glabrous evergreen shrub with erect little-branched 4-lined stems to 60cm. Flowers 5-8cm across. Spreads vegetatively but rarely sets seed.
Chromosome number: (2n=20).
Habitat Introduced-naturalized; cultivated in gardens and mass planted in parks and on roadsides; naturalized on hedgebanks and in shrubberies usually near gardens.
Distribution Scattered throughout most of Britain and Ireland, especially South; Turkeyand Bulgaria.
This species is keyed out on Page 3864 in the Text Key. |