E-Flora BC: Electronic Atlas of the Flora of British Columbia

Botrychium simplex E. Hitchc.
least moonwort
Ophioglossaceae (Adder's-tongue family)

Introduction to Vascular Plants

© Jim Riley  Email the photographer   (Photo ID #8884)

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Distribution of Botrychium simplex
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SUBTAXA PRESENT IN BC
Botrychium simplex var. compositum

Species Information

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General:
Deciduous perennial, 0.5-7 cm tall.
Sporophores:
1-pinnate, 1-8 times length of trophophores.
Trophophores:
Oblong to widely triangular, unstalked or narrowed into short stalks, usually simple; pinnae usually overlapping, up to 1.5 cm long, pinnules usually entire or shallowly lobed.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist to wet vernal pools and ephemeral seepages in the lowland and montane zones; rare in S and EC BC; circumpolar, E to SK, disjunct E to ON, PQ and NF and S to MA, NH, NC, MS, IA, SD, CO, UT, NV and CA; Eurasia.

Source: The Illustrated Flora of British Columbia

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Botrychium simplex subsp. simplex
Botrychium simplex subsp. typicum R.T. Clausen
Botrychium simplex var. compositum (Lasch) Milde
Botrychium simplex var. laxifolium (R.T. Clausen) Fernald
Botrychium simplex var. tenebrosum (A.A. Eaton) R.T. Clausen
Botrychium tenebrosum A.A. Eaton

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References