Sohnreyia excelsa

{{Short description|Tree native to the Amazon Basin}}

{{Speciesbox

|taxon = Sohnreyia excelsa

|authority = K.Krause

|synonyms = *Spathelia excelsa (K.Krause) R.S.Cowan & Brizicky

|synonyms_ref =

}}

Sohnreyia excelsa, synonym Spathelia excelsa,{{cite web |title=Sohnreyia excelsa K.Krause |work=Plants of the World Online |publisher=Royal Botanic Gardens, Kew|url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:238191-2 |access-date=2022-03-07 }} commonly called the maypole tree, is one of a genus of palmoid trees, or Corner Model Trees, (architecturally palm-like in gross form) belonging to the Citrus, or Rue family (Rutaceae). It is native to the rainforests of the Amazon basin, and was discovered in 1911 by botanical explorer Dr. Ernst H.G. Ule.{{cite journal | last= Pilger | first= Robert | date= April 4, 1914 | title= Plantae Uleanae | journal= Notizblatt des Botanische Gartens und Museums zu Berlin | volume= 6 | issue= 55 | page= 148}} S. excelsa is a monocarp producing an immense thyrse {{cvt|10|ft|m|1}} high and about {{cvt|12|ft|m|1}} wide; the second largest inflorescence of any dicot (after Harmsiopanax ingens). The palmlike leaves are once-pinnate and up to {{cvt|8|ft|m|1}} in length.{{cite journal | last1= Cowan | first1= Richard E. | last2= Brizicky | first2= George K. | date= April 30, 1960 | title= Taxonomic Relations of Diomma | journal= Memoirs of the New York Botanical Garden| volume= 10 | issue= 2 |page= 64 }}