Micranthes stellaris
Details Top
| Internal ID | UUID644059cb2a04f070444488 |
| Scientific name | Micranthes stellaris |
| Authority | (L.) Galasso, Banfi & Soldano |
| First published in | Atti Soc. Ital. Sci. Nat. Mus. Civico Storia Nat. Milano 146: 231 (2005) |
General Uses Top
Suggest a correction!Common products:
- Ornamental plant for rock gardens, alpine troughs, container displays, and low‑maintenance ground cover in cold climates.
- Used in alpine landscaping, especially scree beds and green roofs, where its low, mat‑forming habit provides erosion control.
- The plant is frequently recommended for alpine garden design where low‑growing, evergreen mats provide visual continuity between stones and crevices.
- Propagation for commercial sale typically involves sowing fresh seed after a 4‑week cold stratification period or dividing established clumps in early spring; germination rates are reported around 70–80 % under cool, moist conditions.
- In scientific applications, Micranthes stellaris serves as a representative alpine herb for monitoring phenological shifts in response to warming trends and for population genetic studies across fragmented habitats.
Properties relevant to use:
- Compact rosette (5–10 cm diam.) spreads via short stolons, forming dense mats that stabilize scree soils.
- Slightly succulent, glaucous leaves reduce water loss and increase drought and frost tolerance; a waxy cuticle further limits transpiration.
- Shallow fibrous roots with a short taproot anchor the plant in loose scree while accessing limited moisture.
- Documented cold hardiness for USDA zones 3–5 is linked to soluble sugars that lower tissue freezing point.
- Flowering stems rise 10–15 cm; five‑petaled white flowers open sequentially over 2–3 weeks in midsummer, extending ornamental display.
- The species thrives in low‑organic soils (≈0.5–1 % organic carbon) and colonizes mineral‑rich scree where few other vascular plants establish.
Sustainability and sourcing:
- Not listed as threatened on the IUCN Red List; populations are stable across native European and North American ranges.
- Commercial material is primarily propagated ex situ by seed or clump division, and ex situ conservation programs maintain living collections and seed banks, providing both horticultural stock and ecological reserves.
- Seed banks maintained by botanical gardens and alpine plant societies preserve genetic diversity and provide material for restoration projects.
- Commercial nurseries often source propagation material from cultivated stock rather than wild collection, and many provide provenance information on plant labels.
- Trade follows standard phytosanitary regulations (e.g., IPPC plant passports, national plant health certificates); species is not protected under CITES.
Synonyms Top
| Scientific name | Authority | First published in |
|---|---|---|
| Robertsonia stellaris | Link | Handbuch 2: 40 (1831) |
| Spatularia stellaris | Haw. | Saxifrag. Enum. 1: 49 (1821) |
| Saxifraga bejarana | (Pau) Rivas Goday | Bol. Real Soc. Esp. Hist. Nat. 40: 315 (1942) |
| Saxifraga subalpina | Brügger | Jahresber. Naturf. Ges. Graubündens , n.s., 31(Beil.): 69 (1887-1888 publ. 1888) |
| Saxifraga schleicheri | D.Don ex G.Don | Hort. Brit. : 176 (1830) |
| Saxifraga subalpina | Dalla Torre & Sarnth. | Fl. Tirol 6(2): 446 (1909) |
| Saxifraga stellaris | L. | Sp. Pl. : 400 (1753) |
| Saxifraga pegaia | Dalla Torre | Alpenfl. : 126 (1899) |
| Hydatica brunoniana | Small | N. Amer. Fl. 22: 554 (1918) |
| Hydatica stellaris | Gray | Nat. Arr. Brit. Pl. 2: 530 (1821 publ. 1822) |
| Saxifraga stellaris var. brunoniana | Bong. | Mém. Acad. Imp. Sci. St.-Pétersbourg, Sér. 6, Sci. Math. 2: 140. 1832 [Aug 1832] ; Obs. Vég. Sitcha 22 |
| Saxifraga leucanthemifolia var. brunoniana | (Bong.) Engl. | Monogr. Saxifraga 135. 1872 [Mar-Apr 1872] |
| Spatularia brunoniana | (Bong.) Small | N. Amer. Fl. 22: 149 (1905) |
Common names Top
Add a new one! Suggest a correction!| Language | Common/alternative name |
|---|---|
| French | saxifrage en étoile |
| French | saxifrage étoilée |
| French | saxifraga stellaris |
| Norwegian Bokmål | stjernesildre |
| Chinese | 星状虎耳草 |
Subspecies (abbr. subsp./ssp.) Top
Add a new one! Suggest a correction!| Name | Authority | First published in |
|---|---|---|
| Micranthes stellaris subsp. hispidula | (Rochel) Gornall | New J. Bot. 6: 54 (2016) |
| Micranthes stellaris subsp. robusta | (Engl.) Gornall | New J. Bot. 6: 54 (2016) |
| Micranthes stellaris subsp. stellaris | Unknown |
Varieties (abbr. var.) Top
Add a new one! Suggest a correction!| Name | Authority | First published in |
|---|---|---|
| Micranthes stellaris var. acaulis | (Haller f.) Gornall | New J. Bot. 6: 55 (2016) |
| Micranthes stellaris var. gemmifera | (D.A.Webb) Gornall | New J. Bot. 6: 52 (2016) |
| Micranthes stellaris var. obovata | (Engl.) Gornall | New J. Bot. 6: 54 (2016) |
| Micranthes stellaris var. paucidentata | Gornall | New J. Bot. 6: 54 (2016) |
| Micranthes stellaris var. prolifera | (Sternb.) Gornall | New J. Bot. 6: 56 (2016) |
Germination/Propagation Top
Suggest a correction or add new data!| Expose seeds to natural outdoor winter conditions for 3 months, then gradually increase light and temperature in the spring. |
| Sow seeds immediately as their viability decreases rapidly, or they best germinate when fresh. If stored, seeds might need temperature cycling and patience to germinate. |
| keep all seed pots x 2 years |
Distribution (via POWO/KEW) Top
Legend for the distribution data:
- Doubtful data
- Extinct
- Introduced
- Native
-
Europe click to expand
-
Eastern Europe
- North European Russia
- Ukraine
-
Middle Europe
- Austria
- Germany
- Switzerland
-
Northern Europe
- Finland
- Føroyar
- Great Britain
- Iceland
- Ireland
- Norway
- Sweden
-
Southeastern Europe
- Albania
- Bulgaria
- Greece
- Italy
- Romania
- Yugoslavia
-
Southwestern Europe
- Corse
- France
- Portugal
- Spain
-
Eastern Europe
-
Northern America click to expand
-
Eastern Canada
- Labrador
- Québec
-
Subarctic America
- Greenland
- Nunavut
-
Eastern Canada
Links to other databases Top
Suggest others/fix!| Database | ID/link to page |
|---|---|
| World Flora Online | wfo-0001280029 |
| Canadensys | 9266 |
| Tropicos | 50307490 |
| INPN | 717310 |
| KEW | urn:lsid:ipni.org:names:77068348-1 |
| Open Tree Of Life | 78760 |
| NCBI Taxonomy | 90614 |
| Nature Serve | 2.136970 |
| IPNI | 77068348-1 |
| iNaturalist | 357948 |
| GBIF | 5567578 |
| Freebase | /m/0896zq |
| Wikipedia | Micranthes_stellaris |
| CMAUP | NPO1604 |
| Plantarium | 102808 |
Genomes (via NCBI) Top
No reference genome is available on NCBI yet. We are constantly monitoring for new data.
Scientific Literature Top
Below are displayed the latest 15 articles published in PMC (PubMed Central®) and other sources (DOI number only)!
If you wish to see all the related articles click here.
If you wish to see all the related articles click here.
Phytochemical Profile Top
Add a new one!
Below are displayed the proven (via scientific papers) natural compounds!
You can also contribute to this by clicking here.
You can also contribute to this by clicking here.
| Name | PubChem ID | Canonical SMILES | MW | Found in | Proof |
|---|---|---|---|---|---|
| > Hydrocarbons / Unsaturated hydrocarbons / Branched unsaturated hydrocarbons | |||||
| (1S,4Z,8R)-5,9,9-trimethyl-2-methylidenebicyclo[6.2.0]dec-4-ene | 18502770 | Click to see CC1=CCC(=C)C2CC(C2CC1)(C)C | 190.32 | unknown | via CMAUP database |
| > Lipids and lipid-like molecules / Prenol lipids / Monoterpenoids / Bicyclic monoterpenoids | |||||
| (+)-Isoborneol | 6973640 | Click to see CC1(C2CCC1(C(C2)O)C)C | 154.25 | unknown | via CMAUP database |
| alpha-Pinene, (+)- | 82227 | Click to see | 136.23 | unknown | via CMAUP database |
| D-Borneol | 6552009 | Click to see | 154.25 | unknown | via CMAUP database |
| Isoborneol | 6321405 | Click to see CC1(C2CCC1(C(C2)O)C)C | 154.25 | unknown | via CMAUP database |
| > Lipids and lipid-like molecules / Prenol lipids / Sesquiterpenoids | |||||
| Caryophyllene | 5281515 | Click to see CC1=CCCC(=C)C2CC(C2CC1)(C)C | 204.35 | unknown | via CMAUP database |
| Humulene | 5281520 | Click to see | 204.35 | unknown | via CMAUP database |
| > Lipids and lipid-like molecules / Prenol lipids / Sesquiterpenoids / Elemane sesquiterpenoids | |||||
| Beta-Elemene | 6918391 | Click to see | 204.35 | unknown | via CMAUP database |
| > Lipids and lipid-like molecules / Prenol lipids / Terpene glycosides / Triterpene glycosides / Triterpene saponins | |||||
| (5R,8R,9S,10R,13R,14R,17S)-17-[(2R,5S)-5-(2-hydroxypropan-2-yl)-2-methyloxolan-2-yl]-4,4,8,10,14-pentamethyl-1,2,5,6,7,9,11,12,13,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one | 40884713 | Click to see | 458.70 | unknown | via CMAUP database |
| Ocotillol I | 101967086 | Click to see CC1(C2CCC3(C(C2(CCC1O)C)CCC4C3(CCC4C5(CCC(O5)C(C)(C)O)C)C)C)C | 460.70 | unknown | via CMAUP database |
| > Lipids and lipid-like molecules / Prenol lipids / Triterpenoids | |||||
| (+)-Erythrodiol | 101761 | Click to see | 442.70 | unknown | via CMAUP database |
| (1S,2R,4aS,6aR,6aS,6bR,8aR,9R,10R,11R,12aS,14bS)-10,11-dihydroxy-9-(hydroxymethyl)-1,2,6a,6b,9,12a-hexamethyl-13-oxo-1,2,3,4,5,6,6a,7,8,8a,10,11,12,14b-tetradecahydropicene-4a-carboxylic acid | 69624247 | Click to see | 502.70 | unknown | via CMAUP database |
| (1S,2R,4aS,6aR,6aS,6bR,8aS,9R,10R,11R,12aR,14bS)-10,11-dihydroxy-9-(hydroxymethyl)-1,2,6a,6b,9,12a-hexamethyl-2,3,4,5,6,6a,7,8,8a,10,11,12,13,14b-tetradecahydro-1H-picene-4a-carboxylic acid | 51531959 | Click to see | 488.70 | unknown | via CMAUP database |
| Alphitolic acid | 12305768 | Click to see CC(=C)C1CCC2(C1C3CCC4C(C3(CC2)C)(CCC5C4(CC(C(C5(C)C)O)O)C)C)C(=O)O | 472.70 | unknown | via CMAUP database |
| Arjunolic acid | 73641 | Click to see CC1(CCC2(CCC3(C(=CCC4C3(CCC5C4(CC(C(C5(C)CO)O)O)C)C)C2C1)C)C(=O)O)C | 488.70 | unknown | via CMAUP database |
| Asiatic Acid | 119034 | Click to see | 488.70 | unknown | via CMAUP database |
| Dipterocarpol | 441676 | Click to see | 442.70 | unknown | via CMAUP database |
| Dryobalanone | 12309393 | Click to see | 458.70 | unknown | via CMAUP database |
| Hederagenin | 73299 | Click to see CC1(CCC2(CCC3(C(=CCC4C3(CCC5C4(CCC(C5(C)CO)O)C)C)C2C1)C)C(=O)O)C | 472.70 | unknown | via CMAUP database |
| Maslinic Acid | 73659 | Click to see | 472.70 | unknown | via CMAUP database |
| Methyl oleanonate | 10695622 | Click to see | 468.70 | unknown | via CMAUP database |
| Oleanolic Acid | 10494 | Click to see | 456.70 | unknown | via CMAUP database |
| Oleanonic Acid | 12313704 | Click to see | 454.70 | unknown | via CMAUP database |
Collections Top
| In private collections | 0 |
| In public collections | 0 |