Nettle Head (urticales) Dicotyledon (Mulan Gang) Herbaceous or woody. Leaves many alternate, stipules often. Flowers small, bisexual or unisexual, radial symmetry; be or not to be single; stamens and perianth of minority students, thin majority; ovary superior, 2 - 1 room, ovules 2 - l. Nuts or nuts, mostly wind-pollinated flowers, the case of insect-flower, then u more specific. The projects include Ulmaceae, Moraceae, Cannabaceae, Urticaceae, etc. 6 families.
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No. 2
Nettle Head (Urticales) Dicotyledon Flowers unisexual, bisexual or polygamous, small and neat, often pieces of tepals 4-5, stamens and tepals are usually the same number and its opposite, with 1-2 carpels, but usually a single room while the ovary includes a ovules, fruits nuts, stone fruit, achene or samara, containing a seed, embryo occupies the entire seed, for straight or curved, for meat or oily endosperm of the package. The projects include Ulmaceae, Rhoipteleaceae, Moraceae, Urticaceae total of four subjects, all produced in China.
Barbeyaceae