黄石地区藤本植物区系与生活型分析

黄石地区藤本植物共72种,隶属26科59属,其基本特点是:双子叶植物科属种最多,其中又以小型科属和单种科属较多,大科属较少。区系成分分析表明,热带成分居首位(35.6%),其次是世界分布(11.9%)、北温带成分(11.9%);生活型以高芽位藤本29种(40.2%)占优,其后依次为一年生藤本25种(34.7%)、地上芽藤本10种(13.9%)、地面芽藤本4种(5.6%)和地下芽藤本4种(5.6%)。

Flora and life - form analysis of vines in Huangshi region of Hubei province

There are 72 species of vines belonging to 59 genera in 26 families in Huangshi, Hubei province. The biggest group is dicotyledonous vines. The small families and genera and single families and genera have a larger quantity than the big ones. The geological characteristics of vines show that Pantropie are dominant, accounted for 35.6% of all vines, followed by the Widespread（ 11.9% ）, North Temperate （ 11.9% ）. The phanerophyte lianes, the therophyte vines, the ehamaephyte vines, the hemierytophyte vine and the geoerytophyte vine occupies 40.2%, 34.7%, 13.9%, 5.6% and 5.6% of the total.