Two populations of Sphagnum palustre produce their sporophytes at more than 7 cm below from terminal capitulua, and thus they were hidden inside among aggregate stems. This is probably one of the reasons why sporophytes of S. palustre are seldom observed in the fields.

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Specimen examined: Kyushu, Kagoshima Prefecture, Yakushima-cho, Onoaida, Suzugou-river, 30.25619°N, 130.5394°E, 360 m alt., Sep. 27, 2016. Iwata 2451（OKAY）．

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[in Japanese]

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Bruchia microspora Nog. Specimens examined. Japan. Honshu, Shiga Pref., Yasu-shi, Hie, 35.0867 N, 136.0131 E, 100 m alt., empty lot, on soil, Apr. 4, 2010, Kobayashi 2255 （NICH）, May 18, 2014, Kobayashi 2603 in Herb. R. Kobayashi, May 6, 2016, Kobayashi 2782, farmland, on soil, May 18, 2014, Kobayashi 2604 in Herb. R. Kobayashi, May 6, 2016, Kobayashi 2783（NICH）． Distribution in Japan. Honshu, Kyushu. New record from Shiga Prefecture.

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Rhabdoweisia crenulata（ Mitt.） H. Jameson Specimens examined: Miyazaki-ken, Nishiusuki-gun, Gokase-cho, Mt. Shiraiwa, 1410 m alt., 32°34′22.20″N, 131°06′10.05″E, on boulder covered with soil, 1 September 2015, Hanada 160 （HIRO-1030088）: ditto, on wet boulder by stream, 22 August 2017, Katagiri 4274（ NICH-487214）.

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Pleuridium subulatum (Hedw.) Rabenh Specimen examined. Honshu, Okayama Pref., Tomata-gun, Kagamino-cho, Hade, Asajidani, 750 m alt.,on soil, Jun. 4, 2008, Kobayashi 1726 (NICH). Distribution in Japan. Tochigi Prefecture. New record from Okayama Prefecture.

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Sphagnum squarrosum Crome Specimen examined. Japan. Hyogo Prefecture. Kamicho, Muraoka-ku, Mt. Torokawa, ca. 950 m, 3 June 2019, Matsuoka s.n.（ HYO）．

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