''Hypericum forrestii'' is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

in the

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Hypericaceae

native Native may refer to: People * Jus soli, citizenship by right of birth * Indigenous peoples, peoples with a set of specific rights based on their historical ties to a particular territory ** Native Americans (disambiguation) In arts and entert ...

to China and

Myanmar Myanmar, ; UK pronunciations: US pronunciations incl. . Note: Wikipedia's IPA conventions require indicating /r/ even in British English although only some British English speakers pronounce r at the end of syllables. As John Wells explai ...

. It is known as Forrest's tutsan and Forrest's St. John's wort. It was named in honour of the Scottish botanist George Forrest (1873-1932), who was the first westerner to discover it. The species has gained the

Royal Horticultural Society The Royal Horticultural Society (RHS), founded in 1804 as the Horticultural Society of London, is the UK's leading gardening charity. The RHS promotes horticulture through its five gardens at Wisley (Surrey), Hyde Hall (Essex), Harlow Carr (Nor ...

's Award of Garden Merit.

Description

It is a semi-

evergreen In botany, an evergreen is a plant which has foliage that remains green and functional through more than one growing season. This also pertains to plants that retain their foliage only in warm climates, and contrasts with deciduous plants, whic ...

shrub growing to tall by broad. It has oval leaves which turn red in autumn and bowl-shaped yellow flowers with prominent stamens in late summer.

Distribution

Forrest's St. John's wort is native to

Yunnan Yunnan , () is a landlocked province in the southwest of the People's Republic of China. The province spans approximately and has a population of 48.3 million (as of 2018). The capital of the province is Kunming. The province borders the C ...

and

Sichuan Sichuan (; zh, c=, labels=no, ; zh, p=Sìchuān; alternatively romanized as Szechuan or Szechwan; formerly also referred to as "West China" or "Western China" by Protestant missions) is a province in Southwest China occupying most of the ...

provinces in China, and northeastern

. It has been recorded as a garden escape in locations in the British Isles, and as an invasive species. It may be under-recorded due to confusion with other St. John's wort species such as ''Hypericum'' 'Hidcote'.

Gallery

File:Hypericum forrestii - Quarryhill Botanical Garden - DSC03326.JPG File:Hypericum forrestii - Quarryhill Botanical Garden - DSC03303.JPG File:Hypericum forrestii - Quarryhill Botanical Garden - DSC03327.JPG File:Hypericum forrestii - Quarryhill Botanical Garden - DSC03306.JPG

References

{{Taxonbar, from=Q5958091 forrestii Flora of Myanmar Flora of China