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Saxifragaceae
Micranthes

not marked as a favorite taxon Micranthes micranthidifolia (Haworth) Small. Common name: Branch-lettuce, Lettuceleaf Saxifrage, Mountain Lettuce. Phenology: May-Jun. Habitat: Wet soils of seepages, in the beds of high elevation brooks, brookbanks; rocky seepages. Distribution: A Southern and Central Appalachian endemic: e. PA and WV, south to e. TN, w. NC, nw. SC, and ne. GA.

Glossary (beta!)

Section: Micranthes.

Origin/Endemic status: Endemic

Other Comments: This plant is gathered in considerable quantities as a spring green in the mountains of our area, and can sometimes be seen for sale in local grocery stores. The common name refers to the plant's habitat; ‘branches’ are mountain streams.

Synonymy ⓘ: = FNA8, K4, S, S13, Tn, Va, Brouillet & Gornall (2007), Tkach, Röser, & Hoffmann (2015); = Saxifraga micranthidifolia (Haw.) Steud. — C, F, G, GW2, Pa, RAB, W, WV. Basionym: Robertsonia micranthidifolia Haw. 1812

Links to other floras: = Micranthes micranthidifolia - FNA8

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Wetland Indicator Status:

  • Eastern Mountains and Piedmont: OBL
  • Northcentral & Northeast: OBL

Heliophily ⓘ: 3

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image #1 of Micranthes micranthidifolia© Gary P. Fleming | Original Image ⭷
image #2 of Micranthes micranthidifolia© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #3 of Micranthes micranthidifolia© Edwin Bridges | Original Image ⭷
image #4 of Micranthes micranthidifolia© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #5 of Micranthes micranthidifolia© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #6 of Micranthes micranthidifolia© Edwin Bridges
image #7 of Micranthes micranthidifolia© Keith Bradley

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Horticultural Information

NCBG trait

Intro: Erect, rosette-forming perennial, sometimes occurring in small colonies.

Stems: Flowering stems slender, branched above, somewhat sticky.

Leaves: Leaves basal; on winged petioles; oblong-lance-shaped; 3-12 in. long; sharply toothed and each tooth with a sharp, hard tip; usually smooth.

Inforescence:

Flowers: Flowers in a loose panicle, the slender branches subtended by small bracts; white; less than 1/2 in. wide; consisting of 5 spreading to recurved, minute, oval petals with yellow spots at the base, 10 club-shaped stamens and a 2-lobed ovary.

Fruits: Fruit an oval, 2-lobed, pointed capsule, the 2 parts fused only at the base.

Comments:

Height: 10-20 in.

plant sale text:

bloom table text:

description: Erect, rosette-forming perennial, sometimes occurring in small colonies.

stems: Flowering stems slender, branched above, somewhat sticky.

leaves: Leaves basal; on winged petioles; oblong-lance-shaped; 3-12 in. long; sharply toothed and each tooth with a sharp, hard tip; usually smooth.

inflorescence:

flowers: Flowers in a loose panicle, the slender branches subtended by small bracts; white; less than 1/2 in. wide; consisting of 5 spreading to recurved, minute, oval petals with yellow spots at the base, 10 club-shaped stamens and a 2-lobed ovary.

fruits: Fruit an oval, 2-lobed, pointed capsule, the 2 parts fused only at the base.

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cultural notes:

germination code:

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