Rose of some "Rosa sericea", four). These may be long enough to be visible when viewed from above and appear as green points alternating with the rounded petals. There are multiple superior ovaries that develop into achenes. Roses are insect-pollinated in nature. The aggregate fruit of the rose is a berry-like structure called a rose hip. Many of the domestic cultivars do not produce hips, as the flowers are so tightly petalled that they do not provide access for pollination. The hips of most species are red, but a few (e.g. "Rosa pimpinellifolia") have dark purple to black hips. Each hip
Presidency of George H. W. Bush best president. A 2017 C-Span poll of historians ranked Bush as the 20th best president. Richard Rose described Bush as a "guardian" president, and many other historians and political scientists have similarly described Bush as a passive, hands-off president who was "largely content with things as they were". Historian John Robert Greene notes, however, that Bush's frequent threat of a veto allowed him to influence legislation. Bush is widely regarded as a realist in international relations; Scowcroft labeled Bush as a practitioner of "enlightened realism". Greene argues that the Bush administration's handling of international issues was characterized by a "flexible