8. La racine du <name xmlns="http://www.tei-c.org/ns/1.0" type="plant">Spir<supplied cert="high">a</supplied>ea stipulata</name> <persName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0006403 http://d-nb.info/gnd/117387436"><choice> <abbr>Willd</abbr> <expan>Willdenow</expan> </choice></persName> <lb xmlns="http://www.tei-c.org/ns/1.0" />(de <placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0011353 https://www.geonames.org/5197079">Lancaster</placeName>) est de la même vertu que l’<lb xmlns="http://www.tei-c.org/ns/1.0" break="no" /><name xmlns="http://www.tei-c.org/ns/1.0" type="plant">Hypecacuanha</name>. <persName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0004551 http://d-nb.info/gnd/118573349">Linné</persName> n’a connu que 73 <lb xmlns="http://www.tei-c.org/ns/1.0" /><name xmlns="http://www.tei-c.org/ns/1.0" type="plant" key="Gramineae">Graminées</name> du <placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0001698 https://www.geonames.org/7729890">Nord Amérique</placeName>. <persName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0014400 http://d-nb.info/gnd/11716240X"><choice> <abbr>Mr.</abbr> <expan>Monsieur</expan> </choice> Muhlenberg</persName> <lb xmlns="http://www.tei-c.org/ns/1.0" />en a découvert près de <placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0011353 https://www.geonames.org/5197079">Lancaster</placeName> 225 espèces.