词条 | Saint-Andrew's-cross |
释义 | Saint-Andrew's-cross plant (Hypericum hypericoides), plant of the family Hypericaceae, native to southeastern North America and Central America, sometimes cultivated for its four-petaled yellow flowers. It reaches 75 cm (2.5 feet) and has many branches, two-angled stems, oblong to narrow leaves, and 1.5-cm- (0.6-inch-) wide, golden-yellow flowers at the stem tips. A similar but shorter species is St.-Peter's-wort (H. stans), native to southeastern North America. It has larger flowers and leaves that clasp the stem. |
随便看 |
|
百科全书收录100133条中英文百科知识,基本涵盖了大多数领域的百科知识,是一部内容开放、自由的电子版百科全书。