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tumbleweed

(Encyclopedia)tumbleweed, any of several plants, particularly abundant in prairie and steppe regions, that commonly break from their roots at maturity and, drying into a rounded tangle of light, stiff branches, rol...

vanilla

(Encyclopedia)vanilla, a plant of the genus Vanilla of the family Orchidaceae (orchid family). Vines of hot, damp climates, most are indigenous to Central and South America, especially Mexico, but are now cultivate...

prickly ash

(Encyclopedia)prickly ash, name for two deciduous shrubs or small trees (Zanthoxylum americanum and Z. clava-herculis) of the family Rutaceae (rue family). They are native to E North America and have prickly twigs ...

purslane

(Encyclopedia)CE5 Purslane, Portulaca oleraceae purslane, common name for some plants of the Portulaceae, a family of herbs and a few small shrubs, chiefly of the Americas. The portulacas or purslanes (genus Po...

pasqueflower

(Encyclopedia)pasqueflower păskˈflouˌər [key], name for two similar perennials of the family Ranunculaceae (buttercup family). The Old World pasqueflower (Anemone pulsatilla) was so named because it blossoms ar...

aloe

(Encyclopedia)aloe ălˈō [key] [Gr.], any species of the genus Aloe, succulent perennials of the family Lilaceae (lily family), native chiefly to the warm dry areas of S Africa and also to tropical Africa, but cu...

kale

(Encyclopedia)kale, borecole bôrˈkōl [key], and collards, common names for nonheading, hardy types of cabbage (var. acephala and sometimes others), with thick stems and curly leaves, belonging to the family Cru...

stock, in botany

(Encyclopedia)stock, in botany, common name for any species of the genus Matthiola, for Malcomia maritima (Virginia stock), and for the wallflower, all belonging to the family Cruciferae (or Brassicaceae; mustard f...

strawberry

(Encyclopedia)strawberry, any plant of the genus Fragaria of the family Rosaceae (rose family), low herbaceous perennials with edible red fruits, native to temperate and mountainous tropical regions. The European e...

cacao

(Encyclopedia)cacao kəkäˈō, –kāˈ– [key], tropical tree (Theobroma cacao) of the family Sterculiaceae (sterculia family), native to South America, where it was first domesticated and was highly prized by t...