questionedithistorytranslationsHow many leaflets does a clover have on a single leaf?three10493four1393five881six134Four-leaf clovers are considered lucky because they are rare. The Latin name for clover is Trifolium dubium, "Trifolium" meaning literally three-leaves.Share and bring new players to the game!correct this questionglobalquiz.orgreach: rather globalbotanyleavesluckliz westBotany quizHow deep is the root system of a giant sequoia?4 meters (13 feet). The sequoias root system is wide spreading, but shallow. There is no taproot. A mature sequoia's roots can occupy over 1 acre of earth and contain over 90,000 cubic feet of soil. Which non-coniferous trees are the tallest in the world?Eucalypts. Eucalyptus regnans, the Australian mountain ash, is the tallest of all flowering plants. Today, the tallest measured specimen named Centurion is 99.6 m (327 ft) tall (taller than the highest giant sequoia). Six other eucalypt species exceed 80 metres in height.Where is saffron crocus most abundant in the wild?Nowhere. The saffron crocus is a triploid that is incapable of independent sexual reproduction — all propagation is via manual "divide-and-set" of a starter clone. It may have emerged via plant breeding in late Bronze-Age Crete.Which musical instrument is the national symbol of Ireland?Harp. The harp, traditionally associated with King David, was rare in medieval heraldry and its origins as the coat of arms of Ireland are unclear. Triangular devices appeared on the medieval Irish coinage by kings John and Edward I in the 12th and 13th centuries. These devices may have been crude harps or it may be that the harp developed from the use of triangles to distinguish Irish coins.