648 ANNUAL EEPOETS OF DEPARTMENT OF AGRICULTURE. 



Seeds of avocado or alligator pear. — Quarantine No. 12 : Prohibits the impor- 

 tation from Mexico and the countries of Central America of the seeds of the 

 avocado or alligator pear on account of the avocado weevil. 



Sugar cane. — Quarantine No. 15: Prohibits tlie importation from all foreign 

 countries of living canes of sugar cane, or cuttings or parts thereof, on account 

 of certain injurious insects and fungous diseases. There are no restrictions on 

 the entry of such materials into Hawaii and Porto Rico. 



Citrus nursery stock. — Quarantine No. 19 : Prohibits the importation from all 

 foreign localities and countries of all citrus nursery stock, including buds, 

 scions, and seeds, on account of the citrus canker and other dangerous citrus 

 diseases. The term " citrus," as used in this quarantine, includes all plants 

 belonging to the subfamily or tribe Citratae. 



European piiies. — Quarantine No. 20 : Prohibits, on account of the European 

 pine-shoot moth {Evetria buoliana), the importation from all European coun- 

 tries and localities of all pines not already excluded by Quarantine No. 7. 



Indian corn or maize and related plants. — Quarantine No. 24, as amended: 

 Prohibits the importation from southeastern Asia (including India, Siam, Indo- 

 China, and China), Malayan Archipelago, Australia, New Zealand, Oceania, 

 Philippine Islands, Formosa, Japan, and adjacent islands, in the raw or immanu- 

 factured state, of seed and all other portions of Indian corn or maize (Zea 

 mays L.), and the closely related plants, including all species of Teosinte 

 (Euchlaena), Job's tears (Coix), Folytoca, Chionachne, and Sclerachne, on 

 account of the downy mildews and Physoderma diseases of Indian corn, except 

 that Indian corn or maize may be imported under permit and upon compliance 

 with the conditions prescribed in the regulations of the Secretary of Agriculture. 



Citrus fruit. — Quarantine No. 28 : Prohibits the importation from eastern and 

 southeastern Asia (including India, Siam, Indo-China, and China), the Malayan 

 Archipelago, the Philippine Islands, Oceania (except Australia, Tasmania, and 

 New Zealand), Japan (including Formosa and other islands adjacent to Japan), 

 and the Union of South Africa, of all species and varieties of citrus fruits, on 

 account of the citrus canker, except that oranges of the mandarin class (in- 

 cluding satsuma and tangerine varieties) may be imported under permit and 

 upon compliance with the conditions prescribed in the regulations of the Secre- 

 tary of Agriculture. 



Sioeet potato and yam. — Quarantine No. 29 : Prohibits the importation for 

 any purpose of any variety of sweet potatoes or yams (Ipomoea batatas and 

 Dioscorea spp.) from all foreign countries and localities, on account of the 

 sweet-potato weevils {Cylas spp.) and the sweet-potato scarabee {Euscepes 

 batatae). 



Banana plants. — Quarantine No. 31 : Prohibits the importation for any pur- 

 pose of any species or variety of banana plants [Alusa spp.), or portions thereof, 

 from all foreign countries and localities, on account of the banana-root borer 

 (Cosmopolites so7'didus). No restrictions are placed on the importation of the 

 fruit of the banana. 



Bamboo. — Quarantine No. 34 : Prohibits the importation for any purpose of 

 any variety of bamboo seed, plants, or cuttings thereof capable of propagation, 

 including all genera and species of the tribe Bambuseae, from all foreign coun- 

 tries and localities, on account of dangerous plant diseases, including the bam- 

 boo smut (Ustilago shiraiana). This quarantine order does not apply to bam- 

 boo timber consisting of the mature dried culms or canes which are imported 

 for fishing rods, furniture making, or other purposes, or to any kind of article 

 manufactured from bamboo, or to bamboo shoots cooked or otherwise preserved. 



Nujsery stock, plants, and seeds. — Quarantine No. 37, with regulations, re- 

 vised : Prohibits the importation of nursery stock and other plants and seeds 

 from all foreign countries and localities, on account of certain injurious insects 

 and fungous diseases, except as provided in the regulations. Under this quar- 

 antine the following plants and plant products may be imported without re- 

 striction: Fruits, vegetables, cereals, and other plant products imported for 

 medicinal, food, or manufacturing purposes, and field, vegetable, and flower 

 seeds. The entry of the following nursery stock and other plants and seeds is 

 permitted under permit : 



(1) Bulbs of the following genera: Lilium (lily), Convallaria (lily of the 

 valley), Hyacinthus (hyacinth), Tulipa (tulip), and Crocus; and, for a period 

 not exceeding three years from January 1, 1923, Chionodoxa (glory-of-the- 

 snow), Galanthus (snowdrop), Scilla (squill), Fritillaria imperialis (crown 

 imperial), Fritillaria meleagris (guinea-hen flower), Muscari (grape hyacinth), 

 Ixia, Eranthis (winter aconite), and Narcissus (jonquil, daffodil, etc.). 



