The Shimane Prefecture Red Data Book lists about 360 different vascular plant species, including ferns and mosses. Here's what I've seen so far:
The thumbnail images below are arranged alphabetically throughout the pages.

Explanatory notes:  CR+EN：Critically Endangered + Endangered　VU：Vulnerable　NT：Near Threatened　DD: Data Deficient

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Keiskea japonica / Shimobashira CR+EN	Kirengeshoma palmata / Kirengeshouma CR+EN	Koelreuteria paniculata / Mokugenji NT	Leonurus macranthus / Kisewata DD
Lepisorus onoei / Himenokishinobu vu	Limonium tetragonum / Hamasaji CR+EN	Liparis fujisanensis / Fugakusuzumushisou CR+EN	Liparis krameri / Jigabachisou CR+EN
Lobelia sessilifolia / Sawagikyou VU	Loniceravidalii / Onihyoutanboku NT	Loxogramme grammitoides / Himesajiran NT	Magnolia sieboldii ssp. japonica / Ooyamarenge CR+EN
Melampyrum setaceum / Hosobamamakona VU	Menyanthes trifoliata / Mitsugashiwa VU	Miricacalia makineana / Oomomijigasa VU	Moehringia lateriflora / Ooyamafusuma VU
Myriophyllum ussuriense / Tachimo NT	Neofinetia falcata / Fuuran (Furan) NT	Nuphar japonicum / Kouhone NT	Nymphae tetragona / Hitsujigusa CR+EN
Nymphoides coreana / Himeshiroasaza CR+EN	Nymphoides indica / Gagabuta NT	Nymphoides peltata / Asaza CR+EN	Oberonia japonica / Yourakuran NT
Ophioglossum thermale / Hamahanayasuri DD	Opithandra primuloide / Iwagirisou CR+EN	Ottelia japonicum / Mizuoobako NT	Paeonia obovata (alba) / Shirobanabenibanayamashaku- yaku CR+EN
Paeonia obovata / Benibanayamashakuyaku CR+EN	Parnassia foliosa var. nummularia / Shirahigesou VU	Pecteilis radiata / Sagisou CR+EN	Penthorum chinense / Takonoashi VU
Pertya glabrescens / Nagabanokouyabouki NT	Peucedanum japonicum / Botanboufuu NT	Pilea peploides / Kokemizu NT	Pilea petiolaris / Miyamamizu VU
Platanthera hologlottis / Mizuchidori CR+EN	Platanthera nipponica / Kobanotonbosou CR+EN	Platycodon grandiflorum / Kikyou CR+EN	Pogonia japonica / Tokisou CR+EN