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Shiro TSUYUZAKI
Plant community ecology / Environmental conservation

Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

(First update on Nov. 1 2003. Last on August 31 2011)

Moss

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[ moss | common liverwort | Alaska ( feather moss )| references ]

Moss 蘚苔類
Embryophyta (Cronquist)

= mosses (bryophyta) + ferns (pteridophyta) + seed plants (spermatophyta)

Moss (s.l.)

= bryophytes

Moss (s.s.)

bryophytes = mosses + hornworts + liverworts


Plagiochima: 7 species in Hokkaido and 8 species in Kyushu
Apomixis (weak speciation) → population maintenance

  1. chloroplast segments: chlorophyll a, b, carotine α, β, xanthophyll, lutein
  2. starch
  3. cellulose
  4. sperm = whiplash-typed flagellatum whiplash
  5. thallophyte ↔ cormophyte

A rolling stone gathers no moss

Common liverwort

Marchantia polymorpha L.
Marchantia Marchantia
At a roadside in the city of Sapporo (N22/W2, East Ward) on October 26 2009. This species is common in various habitats, e.g., volcanoes and post-fire forest, as a pioneer on succession.

Alaska
Flora list on Poker Flat
Aulacomnium palustre (Hedw.) Schwagr.オオヒモゴケ
Aulacomnium turgidum (Wahl.) Schwagr.フトヒモゴケ
Ceratodon purpureus (Hedw.) Brid.ヤノウエノアカゴケ
Hylocomium splendens (Hedw.) B. S. G.イワダレゴケsplendid feather moss
Marchantia polymorpha L.ゼニゴケcommon liverwort
Pleurozium schreberi (Brid.) Mitt.タチハイゴケ
Polytrichum commune Hedw.ウマスギゴケ
Polytrichum juniperinum Willd. ex Hedw.スギゴケjuniper haircap moss
Sphagnum lenense H. Lindb.コフサバミズゴケ
Sphagnum capillifolium (Ehrh.) Hedw.スギバミズゴケ
Sphagnum cuspidatum Ehrh. ex. Hoffm.ハリミズゴケ
Sphagnum fuscum (Schimp.) Klinggr.チャミズゴケ
Sphagnum lindbergii Schimp.フサバミズゴケ
Sphagnum magellanicum Brid.ムラサキミズゴケ

The specimens are stored in SAPS. Thank Dr. Higuhi for the identification!

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Feather moss
  1. feather moss, boreal forest moss, or plume moss
    Ptilium crista-castrensis (Syn. Hypnum crista-castrensis) [dachougoke in Japanese, ダチョウゴケ]
    sparse thallus
  2. splendid feather moss, fern moss, or step moss
    Hylocomium splendens (Hedw.) Schimp. [iwadaregoke, イワダレゴケ]
    dense thallus
  3. feather moss (UK), or brachythecium moss
    Brachythecium albicans (Hedw.) Schimp.
  4. common feather moss (UK), slender beaked moss (Canada)
    Eurhynchium praelongum (Hedw.) B.S.G.

P. crista-castrensis and H. splendens are common in Picea mariana forests.
Cf. Red-stemmed feather moss (or, Boreal feather moss)

= Pleurozium schreberi [tachihaigoke, タチハイゴケ]

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References

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