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self-heal

(Encyclopedia)self-heal or heal-all, weedy perennial (Prunella vulgaris) with the typical angular stems and bluish flowers of the family Labiatae (mint family). Although it probably originated in the Old World, sel...

shepherd's-purse

(Encyclopedia)shepherd's-purse, annual herb (Capsella bursa-pastoris) of the family Cruciferae (or Brassicaceae; mustard family), indigenous to Europe but now a nearly cosmopolitan weed in temperate regions. It is ...

raven

(Encyclopedia)raven, common name for the largest members of the family Corvidae (crow family), ranging throughout the arctic and temperate regions of the Northern Hemisphere. The common raven, Corvus corax, is a gl...

pampas grass

(Encyclopedia)pampas grass, any species of the genus Cortaderia, tall South American plants of the family Poaceae (grass family) cultivated in warm climates for ornament. The common pampas grass (C. argentea or sel...

avocado

(Encyclopedia)avocado äˈvəkäˈdo, ăvˈ– [key], tropical American broad-leaved evergreen tree of the genus Persea of the family Lauraceae (laurel family). The fruit, called avocado, alligator pear, or, in Spa...

strawflower

(Encyclopedia)strawflower, garden annual (Helichrysum bracteatum) of the family Asteraceae (aster family), a favorite as an everlasting but also grown for its fresh flowers. The plant is native to Australia. The fl...

surfperch

(Encyclopedia)surfperch, any member of the family Embiotocidae, a large family of spiny-finned, carnivorous fishes of the perch order. Also known as seaperches and surf fish, most surfperches are found off sandy sh...

yerba buena

(Encyclopedia)yerba buena yĕrˈbə bwāˈnə [key], trailing evergreen perennial (Micromeria chamissonis) of the family Labiatae (mint family). It is native to W North America and especially common to woodland are...

bur marigold

(Encyclopedia)bur marigold or sticktight, common name for any species of Bidens, a genus of chiefly weedy North American plants of the family Asteraceae (aster family) with two-pronged burlike fruits (achenes) that...

celery

(Encyclopedia)celery, biennial plant (Apium graveolens) of the family Umbelliferae (parsley family), of wide distribution in the wild state throughout the north temperate Old World and much cultivated also in Ameri...