grade separation
— Noun
– English
～ a crossing that uses an underpass or overpass
genus Sepia
— Noun
– English
～ type genus of the Sepiidae
genus Septobasidium
— Noun
– English
～ type genus of Septobasidiaceae: smooth shelf fungi usually having a well-developed sometimes thick-walled hypobasidium
giant sequoia
— Noun
– English
～ extremely lofty evergreen of southern end of western foothills of Sierra Nevada in California; largest living organism
genus Sequoia
— Noun
– English
～ redwoods; until recently considered a genus of a separate family Taxodiaceae
genus Sequoiadendron
— Noun
– English
～ giant sequoias; sometimes included in the genus Sequoia; until recently placed in the Taxodiaceae
genus Serenoa
— Noun
– English
～ one species: saw palmetto