Samphire

King Lear, [4.6.11-15]. Edgar. “Come on, sir, here’s the place. Stand still. How fearful/ And dizzy ’tis, to cast one’s eyes so low! The crows and choughs that wing the midway air/ Show scarce so gross as beetles. Half way down/ Hangs one that gathers samphire, dreadful trade!”

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A Languagehat post on samphire.