132 
THE JOURNAL OF BOTANY 
Selected Descriptions : Jacq. Hort. Vindob. ii. 95 ( Sison 
Ammi) ; DC. Prodr. iv. 105 ( Helosciadium leptophyllum ) ; Bertol. 
FI. Ital. iii. 283 ( Sison lateriJJorum) ; Benth. FI. Austral, iii. 373 ; 
Mart. FI. Bras. xi. pars 1, p. 341 ( Apium Ammi). 
Illustrations: Jacq. Hort. Vindob. t. 200 (Sison Ammi) ; 
Mart. FI. Bras. xi. pars 1, t. 91 (Apium Ammi) ; Beichenbach, 1c. 
FI. Germ. Helv. xxi. t. 19 (t. 1860), ff. 1-8 (Helosciadium lepto- 
phyllum) ; Fiori et Paoletti, Iconogr. Ital. f. 2277; Britton and 
Brown, Ill. FI. ed. 1, ii. 534, f. 2689 ; Hayward and Druce, Adven- 
tive FI. Tweedside, 75, f. 17 (Apium Ammi). 
Distribution: Southern United States, from North Carolina 
to Florida, westward to Texas; Bermuda; Mexico, Guatemala, 
Costa Pica ; West Indies; Galapagos Islands; Colombia, Venezuela, 
Ecuador, Peru, Bolivia ; Brazil, Paraguay, Uruguay, Argentine, Chile. 
Also, as an introduced plant, in the north-eastern United States; 
Europe (Scotland, Germany, Switzerland, Italy, Poland, and Hun¬ 
gary) ; West Africa (Prince’s Island and Angola) ; Mauritius; 
Japan (40); China (41 ) (Shanghai, Hongkong); Australia (Queens- 
and, New South Wales, Victoria) ; New Zealand ; Norfolk Island 
(42) ; New Caledonia, Fiji, Vavau, Rarotonga. 
References. 
(1) Nutt. Gen. N. Am. PI. i. 190 (1818), as AEthusa leptophylla. 
(2) Trans. N.Z. Inst. 1S95, xxviii. 504 (1896). 
(3) Britton et Brown, Ill. FI. ed. 2, ii. 660 (1913). 
(4) Jahresb. Naturw. Ver. Liineberg, xiv. 62-70 (1898) ; Just. 
Jahresb. 1898, i. 415. 
(5) Verb. Bot. A r er. Brand. 1867, ix. 135 (1868); Aschers. et 
Graebn. FI. Nordostdeutsch. Flachl. 520 (1899). 
(6) Ann. di Bot. i. 49 (1904). 
(7) Penzig, Contrib. Storia Bot. 21 (1905). 
(8) Jacq. Hort. Vindob. ii. 95, t. 200 (1773). 
(9) Savi, Due Cent. FI. Etrusc. 71 (1804). 
(10) Pers. Syn. i. 324 (1805). 
(11) Link, Enum. PI. Berol. i. 285 (1821). 
(12) Lasegue, Mus. Bot. Deless. 94 (1845). 
(13) F. Muell. Fragm. iv. 184 (1864) ; Second Census Austral. PL 
108 (1889); F. M. Bailey, Queensl. FI. ii. 724 (1900). 
(14) Cham, et Schlecht. in Linnsea, i. 386 (1826). 
(15) Parlatore, FI. Ital. viii. 451 (L889). 
(16) Tenore, FI. Nap. iii. 312 (1829); Syll. 146 (1831). 
(17) DC. Troisieme Not. PI. Rar. Jard. Bot. Geneve, 7 (1830) ; 
DC. Prodr. iv. 105 (1830). 
(18) Bertol. FI. Ital. iii. 283 (1837). 
(19) Smith in Rees, Cyclop, xxxiii. Sison, no. 4 (1819). 
(20) Fiori et Paol. FI. Anal. Ital. ii. 161 (1899). 
(21) Penzig, FI. Lig. Syn. 68 (1897). 
(22) Reichb. FI. Germ. Exsiec. no. 2215 ; Fleiscbmann, Uebers. FI. 
Krains, 83 (1844). 
(23) Reichb. Ic. FI. Germ. Helv. xxi. 8 (1867). 
(24) Aschers. in Verh. Bot. A T er. Brand. 1867, ix. 136 (186S). 
