Echinacea (ekinasea)

[NL. (so called on account of the long spinescent bracts of the columnar receptacle), prickly-pointed chaff. There are two species, which are occasionally cultivated. Their thick black roots have a pungent taste, and are used in popular medicine under the name of black - samps on. Echinarachnius (e-ki-na-rak'ni-us), n. [NL. (Leske, 1778 urchin, + ἀράχ ἀράχνη, a spider.) A genus of flat, irregular pet a lost i cho us sea-urchins, of the family Mellitidæ (or Scutellida ), with no perforations or lunules. E. parma, of the Pacific and Atlantic coasts of the United States, is known as the sand - dollar or cake-urchin. E. excentric us is the common cake-urchin of the Pacific coast. See cut under cake - urchin. ske, 1778),