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Quercus obtusa
Taxonomy
Quercus obtusa was named by Knowlton (1926). It is not extant. Its type locality is Cut No. 1, Spokane, Portland & Seattle Railway, which is in a Miocene fluvial shale in the Latah Formation of Washington.
Sister species lacking formal opinion data
Q. acorns, Q. bilobata, Q. castormontis, Q. changbaiensis, Q. coalingensis, Q. cuneatus, Q. dalli, Q. decora, Q. dissimilifolia, Q. domenginensis, Q. douglasoides, Q. dumosoides, Q. eocenica, Q. eoprinus, Q. explanata, Q. extincta, Q. farnetto, Q. gilliana, Q. gilva, Q. greenlandica, Q. grosidentata, Q. hannibali, Q. hannibali, Q. hannibalii, Q. haynesii, Q. kubinyi, Q. lakevillensis, Q. lantenoisii, Q. lianghensis, Q. lineata, Q. lusitanica, Q. macneili, Q. mccanni, Q. miocrispula, Q. monimotricha, Q. moyei, Q. myrsinifolia, Q. namlingensis, Q. nerifolia, Q. norini, Q. obliquifolia, Q. orbata, Q. paleocarpa, Q. parachampionii, Q. paradelavayi, Q. parahelferiana, Q. paraschottkyana, Q. parvula, Q. pasadorii, Q. pendunculata, Q. perdayana, Q. petros, Q. pliopalmerii, Q. pollardiana, Q. preglauca, Q. preguyavaefolia, Q. premonimotricha, Q. prespathulata, Q. preturbinella, Q. prevariabilis, Q. protoacuta, Q. protoaliena, Q. protodentata, Q. protoserrata, Q. protospathulata, Q. pseudosuber, Q. pubescens, Q. remingtoni, Q. remingtonii, Q. rhenana, Q. rhombifolia, Q. richardsoni, Q. roburoides, Q. salicina, Q. sapperi, Q. sayana, Q. schottii, Q. scottii, Q. semicarpifolia, Q. senescens, Q. serrata, Q. shrevoides, Q. sibirica, Q. sinomiocenicum, Q. snookensis, Q. spathulata, Q. stantonii, Q. stenophylla, Q. subguyavaefolia, Q. sundaica, Q. temblorensis, Q. treleasii, Q. trojana, Q. uglowi, Q. Wardiana, Q. winstanleyi, Q. wislizenioides, Q. deciduous, Q. evergreen, Q. suber
Synonymy list
| Year | Name and author |
|---|---|
| 1926 | Quercus obtusa Knowlton |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Quercus obtusa Knowlton 1926
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Diagnosis
No diagnoses are available