Pyrola chlorantha
Sw.
Ericaceae
Pyrola convoluta W.P.C.Barton
Pyrola oxypetala Austin ex A.Gray
Pyrola solunica S.D.Zhao
Pyrola virens Schweigg. & Körte
Thelaia chlorantha (Sw.) Alef.
Common Name: Green-Flowered Wintergreen
General Information
Pyrola chlorantha is an evergreen perennial plant with a long, slender, branched rhizomatous rootstock. It forms basal rosettes of leaves at intervals along the rhizome and spreads to form a loose clump; the leafless flowering stems are around 10 - 30cm tall[
74- Title
- Flora of the USSR.
- Publication
-
- Author
- Komarov. V. L.
- Website
- http://www.biodiversitylibrary.org
- Publisher
- Israel Program for Scientific Translation
- Year
- 1968
- ISBN
- -
- Description
- An immense (25 or more large volumes) and not yet completed translation of the Russian flora. Full of information on plant uses and habitats but heavy going for casual readers. It can be downloaded from the Internet.
].
The plant is harvested from the wild for local use as a medicine. It is sometimes grown as an ornamental.
The plant is said to be extremely endangered'in the wild[
200- Title
- The New RHS Dictionary of Gardening. 1992.
- Publication
-
- Author
- Huxley. A.
- Publisher
- MacMillan Press
- Year
- 1992
- ISBN
- 0-333-47494-5
- Description
- Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
Known Hazards
None known
Botanical References
60- Title
- Vascular Plants of the Pacific Northwest.
- Publication
-
- Author
- Hitchcock. C. L.
- Publisher
- University of Washington Press
- Year
- 1955
- ISBN
- -
- Description
- A standard flora for Western N. America with lots of information on habitat etc. Five large volumes, it is not for the casual reader.
,
74- Title
- Flora of the USSR.
- Publication
-
- Author
- Komarov. V. L.
- Website
- http://www.biodiversitylibrary.org
- Publisher
- Israel Program for Scientific Translation
- Year
- 1968
- ISBN
- -
- Description
- An immense (25 or more large volumes) and not yet completed translation of the Russian flora. Full of information on plant uses and habitats but heavy going for casual readers. It can be downloaded from the Internet.
,
266- Title
- Flora of China
- Publication
-
- Author
-
- Website
- http://flora.huh.harvard.edu/china/
- Publisher
- Missouri Botanical Garden Press; St. Louis.
- Year
- 1994
- ISBN
-
- Description
- An excellent, comprehensive resource in 25 volumes. In addition to the botanical information the flora also gives basic information on habitat and some uses. An on-line version is also available.
Range
Widely spread throughout the subarctic, subalpine and cooler temperate zones of N. America and Eurasia.
Habitat
Moist to dry, coniferous and deciduous woods; at elevations from 10 - 3,700 metres[
270- Title
- Flora of N. America
- Publication
-
- Author
-
- Website
- http://flora.huh.harvard.edu/fna/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- An on-line version of the flora with an excellent description of the plant including a brief mention of plant uses.
].
Properties
Conservation Status | Endangered |
Medicinal Rating | |
Habit | Evergreen Perennial |
Height | 0.25 m |
Pollinators | Insects, Self |
Self-fertile | Yes |
Cultivation Status | Ornamental, Wild |
Cultivation Details
Pyrola chlorantha is a very cold-hardy, tolerating winter temperatures falling to -20°c or lower.
Species in this genus generally prefer a moist sandy woodland soil[
111- Title
- Popular Hardy Perennials.
- Publication
-
- Author
- Sanders. T. W.
- Publisher
- Collingridge
- Year
- 1926
- ISBN
- -
- Description
- A fairly wide range of perennial plants that can be grown in Britain and how to grow them.
,
200- Title
- The New RHS Dictionary of Gardening. 1992.
- Publication
-
- Author
- Huxley. A.
- Publisher
- MacMillan Press
- Year
- 1992
- ISBN
- 0-333-47494-5
- Description
- Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
] in a cool position with partial shade[
1- Title
- RHS Dictionary of Plants plus Supplement. 1956
- Publication
-
- Author
- F. Chittendon.
- Publisher
- Oxford University Press
- Year
- 1951
- ISBN
- -
- Description
- Comprehensive listing of species and how to grow them. Somewhat outdated, it has been replaced in 1992 by a new dictionary (see [200]).
,
11- Title
- Trees and Shrubs Hardy in Great Britain. Vol 1 - 4 and Supplement.
- Publication
-
- Author
- Bean. W.
- Publisher
- Murray
- Year
- 1981
- ISBN
- -
- Description
- A classic with a wealth of information on the plants, but poor on pictures.
,
200- Title
- The New RHS Dictionary of Gardening. 1992.
- Publication
-
- Author
- Huxley. A.
- Publisher
- MacMillan Press
- Year
- 1992
- ISBN
- 0-333-47494-5
- Description
- Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
], though they are also usually tolerant of very heavy shade and can succeed in sunny positions[
1050- Title
- Fire Effects Information System
- Publication
-
- Author
-
- Website
- http://www.feis-crs.org/feis/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- An on-line information site with comprehensive information on over 1,100 species of plant. Mainly developed to supply information on the effects of fire on plants and animals, it also contains a wealth of other information on the plants
]. They require a peaty or leafy acid soil that remains moist in the summer[
200- Title
- The New RHS Dictionary of Gardening. 1992.
- Publication
-
- Author
- Huxley. A.
- Publisher
- MacMillan Press
- Year
- 1992
- ISBN
- 0-333-47494-5
- Description
- Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
]. Soil pH in the wild is typically below 5.0[
1050- Title
- Fire Effects Information System
- Publication
-
- Author
-
- Website
- http://www.feis-crs.org/feis/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- An on-line information site with comprehensive information on over 1,100 species of plant. Mainly developed to supply information on the effects of fire on plants and animals, it also contains a wealth of other information on the plants
].
Pyrola species can be very difficult plants to grow. They require a specific mycorrhizal relationship in the soil and therefore need to be grown initially with some soil collected from around an established plant of the same species[
200- Title
- The New RHS Dictionary of Gardening. 1992.
- Publication
-
- Author
- Huxley. A.
- Publisher
- MacMillan Press
- Year
- 1992
- ISBN
- 0-333-47494-5
- Description
- Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
]. They are also very difficult from seed. as well as being intolerant of root disturbance which makes division difficult[
1- Title
- RHS Dictionary of Plants plus Supplement. 1956
- Publication
-
- Author
- F. Chittendon.
- Publisher
- Oxford University Press
- Year
- 1951
- ISBN
- -
- Description
- Comprehensive listing of species and how to grow them. Somewhat outdated, it has been replaced in 1992 by a new dictionary (see [200]).
].
This species is extremely rare and endangered in the wild[
200- Title
- The New RHS Dictionary of Gardening. 1992.
- Publication
-
- Author
- Huxley. A.
- Publisher
- MacMillan Press
- Year
- 1992
- ISBN
- 0-333-47494-5
- Description
- Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
Edible Uses
None known
Medicinal
The plant is astringent. It has been used in the treatment of menorrhagia, diarrhoea and haemorrhages[
155- Title
- Flowers of the Southwest Mountains.
- Publication
-
- Author
- Arnberger. L. P.
- Publisher
- Southwestern Monuments Ass.
- Year
- 1968
- ISBN
- -
- Description
- A lovely little pocket guide to wild plants in the southern Rockies of America.
]. It has also been used to treat bloody diarrhoea in children[
257- Title
- Native American Ethnobotany
- Publication
-
- Author
- Moerman. D.
- Publisher
- Timber Press. Oregon.
- Year
- 1998
- ISBN
- 0-88192-453-9
- Description
- Very comprehensive but terse guide to the native uses of plants. Excellent bibliography, fully referenced to each plant, giving a pathway to further information. Not for the casual reader.
].
Other Uses
None known
Propagation
Seed - the only information we have on this species is that it is difficult from seed and germinates infrequently[
200- Title
- The New RHS Dictionary of Gardening. 1992.
- Publication
-
- Author
- Huxley. A.
- Publisher
- MacMillan Press
- Year
- 1992
- ISBN
- 0-333-47494-5
- Description
- Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
], and also that germination is better in the wild after there has been a non-intense forest fire[
1050- Title
- Fire Effects Information System
- Publication
-
- Author
-
- Website
- http://www.feis-crs.org/feis/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- An on-line information site with comprehensive information on over 1,100 species of plant. Mainly developed to supply information on the effects of fire on plants and animals, it also contains a wealth of other information on the plants
]. We would suggest sowing the seed as soon as it is ripe if this is possible. Sow it into soil collected from around an established plant, only just covering the seed, and put the pot in a shady part of a cold frame. Consider baking the seed in the seed compost for a short while (up to 60 minutes) at 50°c[
1050- Title
- Fire Effects Information System
- Publication
-
- Author
-
- Website
- http://www.feis-crs.org/feis/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- An on-line information site with comprehensive information on over 1,100 species of plant. Mainly developed to supply information on the effects of fire on plants and animals, it also contains a wealth of other information on the plants
]. Pot up any young seedlings as soon as they are large enough to handle, once again using soil from around an established plant. Plant out into their permanent positions when the plants are large enough. You should not need to use soil from around an established plant to do this since the soil in the pot will contain the necessary micorrhiza.
Division with great care in the spring[
1- Title
- RHS Dictionary of Plants plus Supplement. 1956
- Publication
-
- Author
- F. Chittendon.
- Publisher
- Oxford University Press
- Year
- 1951
- ISBN
- -
- Description
- Comprehensive listing of species and how to grow them. Somewhat outdated, it has been replaced in 1992 by a new dictionary (see [200]).
,
111- Title
- Popular Hardy Perennials.
- Publication
-
- Author
- Sanders. T. W.
- Publisher
- Collingridge
- Year
- 1926
- ISBN
- -
- Description
- A fairly wide range of perennial plants that can be grown in Britain and how to grow them.
]. Pot up the divisions using some soil from around an established plant, grow on in a lightly shaded part of a greenhouse or frame and do not plant out until the plants are growing away vigorously[
200- Title
- The New RHS Dictionary of Gardening. 1992.
- Publication
-
- Author
- Huxley. A.
- Publisher
- MacMillan Press
- Year
- 1992
- ISBN
- 0-333-47494-5
- Description
- Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
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