and monitoring the effectiveness of those plant materials. (4) Ensuring that the needs of the Director for plant materials of native plant species are met. (5) Developing seed transfer zones and guidelines. (6) Supporting public-private partnerships to catalogue and store plant materials. (7) Coordinating a national network of seed storage warehouses. (8) Implementing habitat conservation and restoration on a landscape scale. (9) Supporting public-private efforts and volunteer efforts to support plant conservation. (c) Authorization of appropriations There are authorized to be appropriated to carry out this section— (1) $35,000,000 for fiscal year 2019