| russian thistle | (n) prickly bushy Eurasian plant; a troublesome weed in central and western United States, Syn. Salsola kali tenuifolia, Russian tumbleweed, tumbleweed, Russian cactus |
| saltwort | (n) bushy plant of Old World salt marshes and sea beaches having prickly leaves; burned to produce a crude soda ash, Syn. Salsola kali, Salsola soda, barilla, glasswort, kali, kelpwort |