Asperococcus fistulosus Detail

Asperococcus fistulosus (detail), from dictyoteae, tab ix, engraved by william miller after r k greville from "algae britannicae, or descriptions of the marine and other inarticulated plants of the british isles belonging to the order algae; with plates illustrative of the genera by robert kaye greville" (edinburgh: machlachlen and stewart, edinburgh; and baldwin and cradock, london 1830).