Table 1.
Plant taxa used in this study and subparalogs of LFY1int2, LFY2int2 and Adh1-1 recovered in each accession
| Accessions a | Species | Origin | Leaf source b | Subparalogs or copy typesc | ||
|---|---|---|---|---|---|---|
| LFY1int2 | LFY2int2 | Adh1-1 | ||||
| 'Korlaxiangli' | P. × sinkiangensis Yu | Xinjiang, China | CPGR | a, b | N | a, b, c |
| 'Cuiguan' | P. pyrifolia | Cross | Zhejiang University | / | / | / |
| 'Nanguoli' | P. ussuriensis | Liaoning Province, China | TU | a | N, Ins8 | a, b, c |
| 'Flemish Beauty' | P. communis | Belgium | ZZFI | / | / | / |
| 'Fuji' | M. domesitca | / | / | / | ||
| 'Chojuro' | P. pyrifolia Nakai | Kanagawa Pref. Japan | TU | a | N | a, b |
| 'Nijisseiki' | P. pyrifolia | Chiba Pref. Japan | TU | b | N | a, b, c |
| 'Yali' | P. pyrifolia White pear group | Hebei Province, China | TU | a, b | Del2, S | a |
| 'Dangshansuli' | P. pyrifolia White pear group | Anhui Province, China | ZZFI | a, b | N, Del2 | a, b, c |
| 'Yaguang' | P. ussuriensis Maxim. | Liaoning Province, China | CPGR | a | N, S | a, b |
| 'Jianbali' | P. ussuriensis | Liaoning Province, China | TU | a | N, S | a, b, c |
| P. pashia 1 | P. pashia D.Don | Yunnan Province, China | HRIYN | b | N | a, c |
| P. pashia 2 | P. pashia | Yunnan Province, China | HRIYN | b | N | a, b, c |
| P. dimorphophylla | P. dimorphophylla Makino | Mie Pref. Japan | TU | a, b | N, S | a, b |
| P. calleryana | P. calleryana Dcne. | South China | HRIYN | a, b | N, Del2 | a, c |
| P. fauriei | P. fauriei Schneid. | Korea | TU | a, b | S | a, b |
| P. betulaefolia | P. betulaefolia Bge. | Gansu Province, China | CPGR | b | N | a, c |
| P. × serrulata | P. × serrulata Rehd. | Hubei Province, China | CPGR | a, b | N | a, c |
| P. xerophila | P. xerophila Yu | Gansu Province, China | GPI | b | N | a, b |
| P. × hopeiensis | P. × hopeiensis Yu | Hebei Province, China | Hebei Province, China | a | N, Ins8 | a, b |
| P. × phaeocarpa | P. × phaeocarpa Rehd. | North China | CPGR | a | N | a, b, c |
| P. hondoensis | Nakai & Kikuchi | Middle Japan | TU | a | N, Ins8 | a, b, c |
| P. communis | P. communis L. | Europe | TU | b | 21-bp deletion | a, b, c |
| P. elaeagrifolia | P. elaeagrifolia Pall. | Turkey, Crimea, South East Europe | TU | b, c | N | a, c |
| P. amygdaliformis | P. amygdaliformis Vill. | Mediterranean area, South Europe | TU | b, c | N | a, c |
| P. cossonii | P. cossonii Rehder. | Algeria | TU | b | N | a, b |
| outgroup | ||||||
| M. sieboldii | M. sieboldii (Regel.) Rehd | Yunnan Province, China | HRIYN | / | N | a, b, c |
| M. rockii | M. rockii Schneid. | Yunnan Province, China | HRIYN | / | / | b, c |
| M. domestica subsp. chinensis | M. domestica subsp. chinensis Li Y. N.-(Nai) | North China | / | / | a, b, c | |
| M. neidzwetzkyana | M. neidzwetzkyana (Dieck) Langenf. | Xinjiang (Uygur Autonomous Region) | / | / | b, c | |
| 'Rall' | M. domestica Borkh | / | / | / | ||
a Accessions used for RT-PCR are in bold. b TU: Tottori University, Japan; CPGR: China Pear Germplasm Repository, Xingcheng, Liaoning Province; ZZFI: Zhengzhou Fruit Institute, Chinese Academy of Agriculture Science, Zhengzhou, Henan Province, China. GPI: Gansu Pomology Institute, Gansu Academy of Agricultural Science, Gansu Province, China; HRIYN: Horticultural Research Institute, Yunnan Academy of Agricultural Sciences, Kunming, Yunnan Province, China. c Different copy types of LFY1 and LFY2 identified by indels and phylogenetic analyses.