12月５日。
メタセコイア*1。習志野市本大久保４丁目*2。
*1:See eg. 「メタセコイア(Metasequoia)」https://www.kagiken.co.jp/new/kojimachi/hana-metasequoia_large.html 「メタセコイア Metasequoia glyptostroboides （スギ科 メタセコイア属）」http://had0.big.ous.ac.jp/plantsdic/gymnospermae/taxodiaceae/metasekoia/metasecoia.htm https://ja.wikipedia.org/wiki/%E3%83%A1%E3%82%BF%E3%82%BB%E3%82%B3%E3%82%A4%E3%82%A2
*2:See also https://sumita-m.hatenadiary.com/entry/2020/04/06/014410 https://sumita-m.hatenadiary.com/entry/2020/05/25/082501 https://sumita-m.hatenadiary.com/entry/2020/08/03/103144 https://sumita-m.hatenadiary.com/entry/2020/10/01/092639 https://sumita-m.hatenadiary.com/entry/2020/11/28/143913 https://sumita-m.hatenadiary.com/entry/2020/12/12/210119 https://sumita-m.hatenadiary.com/entry/2020/12/21/094527 https://sumita-m.hatenadiary.com/entry/2020/12/28/080130 https://sumita-m.hatenadiary.com/entry/2020/12/29/112402 https://sumita-m.hatenadiary.com/entry/2021/01/03/090242 https://sumita-m.hatenadiary.com/entry/2021/01/28/002235 https://sumita-m.hatenadiary.com/entry/2021/02/14/130140 https://sumita-m.hatenadiary.com/entry/2021/03/20/121004 https://sumita-m.hatenadiary.com/entry/2021/04/28/033008 https://sumita-m.hatenadiary.com/entry/2021/05/06/084544 https://sumita-m.hatenadiary.com/entry/2021/05/26/091037 https://sumita-m.hatenadiary.com/entry/2021/06/19/100246 https://sumita-m.hatenadiary.com/entry/2021/07/08/014421 https://sumita-m.hatenadiary.com/entry/2021/07/09/081730 https://sumita-m.hatenadiary.com/entry/2021/07/20/074530 https://sumita-m.hatenadiary.com/entry/2021/09/01/113026 https://sumita-m.hatenadiary.com/entry/2021/09/12/104109 https://sumita-m.hatenadiary.com/entry/2021/09/16/085732 https://sumita-m.hatenadiary.com/entry/2021/09/18/085755 https://sumita-m.hatenadiary.com/entry/2021/10/07/100729 https://sumita-m.hatenadiary.com/entry/2021/10/11/104002 https://sumita-m.hatenadiary.com/entry/2021/10/21/005650 https://sumita-m.hatenadiary.com/entry/2021/10/22/085231 https://sumita-m.hatenadiary.com/entry/2021/10/31/105006 https://sumita-m.hatenadiary.com/entry/2021/11/03/092302 https://sumita-m.hatenadiary.com/entry/2021/11/08/135030 https://sumita-m.hatenadiary.com/entry/2021/11/14/100849 https://sumita-m.hatenadiary.com/entry/2021/11/18/140756 https://sumita-m.hatenadiary.com/entry/2021/12/08/092126
