Euphorbia corollata. - Great-flowered Euphorbia. - This is one of the most elegant species peculiar to the United States; a perennial, with subdivided umbels of conspicuous white flowers, and narrowish, oblong obtuse leaves. This plant is not uncommon in the sandy fields of the Middle States, and is in flower in June and July. Propagated by divisions of the root.
Euphorbia lathyris. - Common Caper. - A half-hardy biennial. A plant of handsome appearance, with inferior flowers from May to September, - from England. From three to four feet high. The plants will stand the winter without protection, but are oftentimes entirely destroyed. A few plants should be taken up and placed in a dry cellar, and planted out in the spring.