319.19—Notice of quarantine.
(a)
In order to prevent the introduction into the United States of the citrus canker disease (Xanthomonas citri (Hasse) Dowson) and other citrus diseases, the importation into the United States of plants or any plant part, except fruit and seeds, of all genera, species, and varieties of the subfamilies Aurantioideae, Rutoideae, and Toddalioideae of the botanical family Rutaceae is prohibited, except as provided in paragraphs (b), (c), and (d) of this section.
(b)
Plants or plant parts of all genera, species, and varieties of the subfamilies Aurantioideae, Rutoideae, and Toddalioideae of the botanical family Rutaceae may be imported into the United States for experimental or scientific purposes in accordance with conditions prescribed by the Administrator, Animal and Plant Health Inspection Service, United States Department of Agriculture.
(c)
Plants or plant parts of all genera, species, and varieties of the subfamilies Aurantioideae, Rutoideae, and Toddalioideae of the botanical family Rutaceae may be imported into Guam in accordance with § 319.37-6.
(d)
Plants or plant parts of all genera, species, and varieties of the subfamilies Aurantioideae, Rutoideae, and Toddalioideae of the botanical family Rutaceae that are regulated articles under §§ 319.40-1 through 319.40-11 may be imported into the United States in accordance with §§ 319.40-1 through 319.40-11 and without restriction by this subpart.
(e)
As used in this section unless the context otherwise requires, the term “United States” means the continental United States, Guam, Hawaii, Puerto Rico, and the Virgin Islands of the United States.