Micranthes forbesii (Vasey) Bush. Section: Micranthes. Common name: Forbes's Saxifrage. Phenology: May; June Habitat: Moist shaded sandstone cliffs, especially north-facing and often in seasonal seepage. Distribution: Sw. WI, se. MN, and e. IA south to s. IL and se. MO.
Origin/Endemic status: Native
Taxonomy Comments: Based on morphology and habitat, M. forbesii appears to be a 'good taxon' at some rank and readily separable from M. pensylvanica; it needs additional study.
Synonymy ⓘ: = Il; = Micranthes pensylvanica (L.) Haw. var. forbesii (Vasey) Bush — Mo3; = Saxifraga forbesii Vasey — G, Burns (1942); < Micranthes pensylvanica (L.) Haw. — C, FNA8, K4; < Saxifraga pensylvanica L. — F. Basionym: Saxifraga forbesii Vasey 1870
Links to other floras: < Micranthes pensylvanica - FNA8
Show parent genus | Show parent in key(s)
Wetland Indicator Status:
- Eastern Mountains and Piedmont: OBL (taxonomic split from wetland indicator species)
- Great Plains: FACW (taxonomic split from wetland indicator species)
- Midwest: OBL (taxonomic split from wetland indicator species)
- Northcentral & Northeast: OBL (taxonomic split from wetland indicator species)
Heliophily ⓘ: 1
Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.
Feedback
See something wrong or missing on about Micranthes forbesii? Let us know here: (Please include your name and email if at all complicated so we can clarify if needed.) We greatly appreciate feedback, and will include updates from you in our next webapp update, which can take a few months. If a species is not keyed, that's because keying is ongoing. Please don't send us feedback about unkeyed species.
Horticultural Information
No horticultural data found for this taxon.