2026年10月23日金曜日

ヌカスゲ節の再定義

Genomic and morphological data help resolve phylogenetic conflicts and establish revised, stable classifications: A synthetic insight into Carex sect. Mitratae s.l. (Cyperaceae)

10.1016/j.pld.2026.10.003

Yi-Fei Lu (鲁益飞) ,Okihito Yano, Pedro Jiménez-Mejías, Qi-Qi Qin (覃琦琦), 
Hiroshi Ikeda, Xiao-Feng Jin (金孝锋) 

Plant Diversity (2026).

<ゲノムスキミング:deep genome skimming>
Single-copy orthologs (SCOs) :生物種ごとに1コピーだけ存在する相同遺伝子群
Protein-coding sequences (CDSs): タンパク質コード配列 

<DM解析:DNA analyses>
(1) 核 nuclear markers (ETS + ITS)
(2) 葉緑体 chloroplast markers (matK + rpl32-trnLUAG + trnL-F)
(3) 核+葉緑体 all five markers concatenated

広義ヌカスゲ節Carex sect. Mitratae s.l.:

1, Foraminatae (sect. nov.)新設
2. Cryptostachyae
3. Digamae
4. Truncatiglumae
5. Mitratae