单词	sagittate
释义	sagittate /ˈsadʒɪteɪt / adjective Botany & Zoology Shaped like an arrowhead.Although M. friedrichstahlii Rchb. f. (‘M. lactea’ alliance) also has a strap-like tegula, it has a very distinctive viscidium that is remarkable for its sagittate format and rigid texture.... Ediacaran fossils are represented by Charnia, a sagittate fossil reaching up to 0.6 m in length. Origin Mid 18th century: from Latin sagitta 'arrow' + -ate2.
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