CONSTRUCTION OF GREENHOUSE FACILITY.

SEC. 15103. CONSTRUCTION OF GREENHOUSE FACILITY.(a) In General.—The Board of Regents of the Smithsonian Institution is authorized to construct a greenhouse facility at its museum support facility in Suitland, Maryland, to maintain the horticultural operations of, and preserve the orchid collection held in trust by, the Smithsonian Institution.(b) Authorization of Appropriations.—There is authorized to be appropriated $12,000,000 to carry out this section. Such sums shall remain available until expended.