Echinacea
Subtitle: the purple coneflowers
By: by Steven Foster
Series: Botanical series -- no. 301; Botanical series (American Botanical Council) -- no. 301
Publisher: American Botanical Council
Published: 1991
Place of publication: Austin, TX
Language: eng
Subjects: Echinacea (Plants); Therapeutic use
Notes: Includes bibliographical references (p. 7).