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BFNA | Family List | BFNA Vol. 1 | Timmiaceae

Timmia J. Hedwig, Sp. Musc. Frond. 176. 1801.
[For Joachim Christian Timm, botanist and Burgermeister of Malchin, Mecklenberg, Germany]

Authors: Dr. Guy R. Brassard

  • Grevilleanum L.C. Beck & E. Emmons.

    Species 4 (4 in flora): all in arctic, boreal, montane or temperate regions of North America, Eurasia, and n Africa; one species occurs in Hawaii, and one is bipolar, disjunct to New Zealand.

    The illegitimate name Grevillea L.C. Beck & E. Emmons 1826, not R. Brown ex J. A. Salisbury 1809, has also been used for this genus.


    Brassard, G.R. 1979. The moss genus Timmia. 1. Introduction, and revision of T. norvegica and allied taxa. Lindbergia 5: 39--53. Brassard, G.R. 1980. The moss genus Timmia. 2. Sect. Timmiaurea. Lindbergia 6: 129--136. Brassard, G.R. 1984. The moss genus Timmia. 3. Sect. Timmia. Lindbergia 10: 33--40.

    1 Cells at the leaf insertion not hyaline and fragile, the leaves not readily breaking away from the stem.   (2)
    + Cells at the leaf insertion hyaline and fragile, the leaves readily breaking away from the stem [Section Norvegica Brassard].   (3)
    2 (1) Leaf sheaths bright, clear orange (appearing red when still on the stem); cilia of the endostome non-appendiculate; dioicous [Section Timmiaurea Brassard].   Timmia austriaca
    + Leaf sheaths pale, uncoloured or yellowish; cilia of the endostome appendiculate; monoicous [Section Timmia].   Timmia megapolitana
    3 (1) Abaxial surface of the mid-limb cells mamillose and pleuripapillose (as seen in cross-section).   Timmia sibirica
    + Abaxial surface of the mid-limb cells non-mamillose and non-papillose.   Timmia norvegica

    Lower Taxa

    Related Synonym(s):


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