石耳屬

石耳屬（學名：Umbilicaria）是石耳科下的一個屬。

## 下屬物種

本屬包括以下物種：

- Umbilicaria africana (Jatta) Krog & Swinscow
- 阿爾泰石耳 Umbilicaria altaiensis
- Umbilicaria americana Poelt & Nash
- Umbilicaria angulata Tuck.
- Umbilicaria antarctica Frey & I.M.Lamb, 1939
- 皺面粗根石耳 Umbilicaria aprina Nyl.
- Umbilicaria arctica (Ach.) Nyl.
- Umbilicaria asiae-orientalis
- 棕色石耳 Umbilicaria badia
- Umbilicaria calvescens Nyl., 1861
- 卡羅里石耳 Umbilicaria caroliniana
- 灰石耳 Umbilicaria cinerascens (Arnold) Frey
- Umbilicaria cinereorufescens (Schaer.) Frey
- Umbilicaria corsicae Frey
- Umbilicaria crustulosa (Ach.) Lamy
- 花石耳 Umbilicaria cylindrica (L.) Delise ex Duby
- Umbilicaria cylindrica Linnaeus, 1753
- Umbilicaria daliensis (J.C.Wei) Davydov, Peršoh & Rambold
- 網脊石耳 Umbilicaria decussata (Vill.) Zahlbr.
- Umbilicaria delisei
- Umbilicaria dendrophora (Poelt) Hestmark
- Umbilicaria deusta (L.) Baumg.
- Umbilicaria deusta Linnaeus, 1753
- Umbilicaria dichroa Nyl., 1855
- Umbilicaria dura McCune
- 廬山石耳 Umbilicaria esculenta (Miyoshi) Minks
- 焦石耳 Umbilicaria flocculosa
- 台灣石耳 Umbilicaria formosana Frey
- Umbilicaria freyi Codogno, Poelt & Puntillo
- Umbilicaria grisea Hoffm.
- Umbilicaria haplocarpa Nyl., 1859
- Umbilicaria havaasii Llano
- 薄石耳 Umbilicaria herrei
- 粗根石耳 Umbilicaria hirsuta (Sw. ex Westr.) Ach.
- Umbilicaria hispanica (Frey) Davydov, Peršoh & Rambold
- 北方石耳 Umbilicaria hyperborea (Ach.) Hoffm.
- 紅腹石耳 Umbilicaria hypococcinea
- Umbilicaria iberica Sancho & Krzew.
- 印度石耳 Umbilicaria indica
- Umbilicaria isidiosa Krzew.
- Umbilicaria josiae Frey
- Umbilicaria kappenii Sancho, B.Schroet. & Vallad., 1998
- 小石耳 Umbilicaria kisovana
- 淡腹石耳 Umbilicaria krascheninnikovii (Savicz) Zahlbr.
- Umbilicaria krempelhuberi Müll.Arg.
- Umbilicaria laevis (Schaerer) Frey
- Umbilicaria lambii Imsh.
- Umbilicaria leiocarpa DC.
- Umbilicaria leprosa (Zahlbr.) Frey
- 周裂石耳 Umbilicaria loboperipherica J.C.Wei, Y.M.Jiang & S.Y.Guo, 1996
- 網脊平盤石耳 Umbilicaria lyngei Schol.
- Umbilicaria maculata Krzew., M.P.Martín & M.A.García
- Umbilicaria mammulata (Ach.) Tuck.
- Umbilicaria microphylla (Laurer) Massal.
- 微石耳 Umbilicaria minuta
- Umbilicaria muehlenbergii (Ach.) Tuck.
- 放射盤石耳 Umbilicaria muhlenbergii (Ach.) Tuck.
- Umbilicaria multistrata McCune
- Umbilicaria murihikuana D.J.Galloway & Sancho
- 小黑腹石耳 Umbilicaria nanella
- Umbilicaria neoproboscidea Wei & Jian
- 尼泊爾石耳 Umbilicaria nepalensis
- Umbilicaria nodulospora McCune, Di Meglio & M.J.Curtis
- 皺面黑腹石耳 Umbilicaria nylanderiana (Zahlbr.) H.Magn.
- Umbilicaria pallens Poelt
- Umbilicaria phaea Tuck.
- Umbilicaria polaris (Schol.) Zahlbr.
- 複葉石耳 Umbilicaria polyphylla (L.) Baumg.
- Umbilicaria polyphylla Linnaeus, 1753
- Umbilicaria polyrhiza Linnaeus, 1753
- Umbilicaria polyrrhiza (L.) Fr.
- 多盤石耳 Umbilicaria proboscidea (L.) Schrad.
- Umbilicaria proboscidea Linnaeus, 1753
- Umbilicaria propagulifera (Vain.) Llano
- 擬灰石耳 Umbilicaria pseudocinerascens
- Umbilicaria pulvinaria (Savicz) Frey
- 雪根石耳 Umbilicaria rhizinata (Frey & Poelt) Krzew.
- 硬石耳 Umbilicaria rigida (Du Rietz) Frey
- Umbilicaria robusta (Llano) D.J.Galloway & Sancho
- Umbilicaria ruebeliana (Du Rietz & Frey) Frey
- Umbilicaria scholanderi (Llano) Krog
- Umbilicaria scrobiculata
- Umbilicaria semitensis Tuck., 1872
- Umbilicaria sinorientalis (J.C.Wei) Davydov, Peršoh & Rambold
- Umbilicaria soralifera (Frey) Krog & Swinscow
- 灰葉石耳 Umbilicaria spodochroa (Hoffm.) DC.
- Umbilicaria spodochroa Ehrh. ex Hoffm.
- Umbilicaria spongiosa
- 皮芽石耳 Umbilicaria squamosa
- Umbilicaria subaprina Frey
- Umbilicaria subcalvescens Sipman
- 光面石耳 Umbilicaria subglabra (Nyl.) Harm.
- 柵欄皮石耳 Umbilicaria subumbilicarioides
- 太白石耳 Umbilicaria taibaiensis
- 鱗石耳 Umbilicaria thamnodes
- 齒腐石耳 Umbilicaria torrefacta (Lightf.) Schrad.
- 肉根石耳 Umbilicaria tylorrhiza
- Umbilicaria umbilicarioides (Stein) Krog & Swinscow
- Umbilicaria varia Leight.
- 毛根石耳 Umbilicaria vellea (L.) Ach.
- Umbilicaria vellea Linnaeus, 1753
- Umbilicaria viperina Llano
- 淡膚根石耳 Umbilicaria virginis Schaer.
- Umbilicaria xizangensis (J.C.Wei & Y.M.Jiang) Davydov, Peršoh & Rambold
- 雲南石耳 Umbilicaria yunnana (Nyl.)

歸入本屬的物種：

- Gyrophora tylorrhiza Nyl.
- Umbillicaria angulata
- Umbillicaria aprina
- Umbillicaria arctica (Ach.) Nyl.
- Umbillicaria caroliniana
- Umbillicaria cylindrica (L.) Delise ex Duby
- Umbillicaria decussata
- Umbillicaria havaasii Llano
- Umbillicaria lambii
- Umbillicaria leiocarpa DC.
- Umbillicaria lyngei
- Umbillicaria muehlenbergii
- Umbillicaria phaea
- Umbillicaria scholanderi
- Umbillicaria terrefacta
- Umbillicaria vellea
- Umbillicaria virginis

## 基本資料

- 學名：Umbilicaria
- 命名者：Hoffman, 1789
- subdivision_ranks：種
- 栽培群成員：見正文
- 異名：Actinogyra Schol.、Agyrophora Nyl.、Gyromium Wahlenberg, 1812、Gyrophora Ach.、Gyrophoromyces E.A.Thomas ex Ciferri & Tomaselli, 1953、Lichen jacquinii J.F.Gmel.、Llanoa C.W.Dodge, 1968、Merophora Clements, 1909、Omphalodiscus Schol.、Omphalodium Rabenhorst, 1845、Omphalosia Necker ex Krempelhuber, 1869、Parmophora M.Choisy, 1950