102 4. CRUCIFERZE. 
103. Sisymbrium Irio, Linn. 
Provinces [1 2] 3 4 [5] 6 - [8] ----- 14. Denizen. 
Lat. 51—56. London, Oxford, Glamorgan. — Berwick-on-Tweed.. 
Zones 12. Low grounds. Localities very uncertain. 
Census 4 5 6. Ireland1. English-local type. 
Europe spa ita tur aus ger fra cha net. (Sweden). 
Russia 6-48. West-asia. India. ‘ Arabia.” 
Algeria. Egypt. Canaries. <‘‘ Azores.” 
104. Sisymbrium Sophia, Linn. 
Provinces 1234567891011-181415-17. Native. 
Lat. 50—58. Cornwall, Dorset, Kent. — Moray, Ross. 
Zones 12 8. Low grounds; widely but thinly spread. 
Census 15 28 53. Ireland 4. British-english type. 
Europe all, except Finmark. 
Russia 65 4321. West-asia. India. Siberia. 
Algeria. — America? Columbia. “ Straits of Magellan.” 
106. Erysimum cheiranthoides, Linn. 
Provinces 12345 678(9101112-14 1516). Colonist. 
Lat. 50—53. Devon, Sussex, Kent. — Denbigh, Lincoln. 
Zones 1 (2 3). Low grounds. Well established in S. B. 
Census 8 17 32. (Ireland). English type of distribution. 
Europe spa ita - aus ger fra cha net den got nor swe. 
Russia- 4821. Mid-asia. Siberia. Kamtschatka. 
— America. Columbia. Arctic America; Hooker dist. are. 
107. Erysimum Alliaria, Linn. 
Provinces 1 to 17. Native. 
Lat. 50—58. Cornwall, Wight, Kent. — Moray, Ross. 
Zones 123. Lakes and Humber to 300 yards. 
Census 17 33 81. Iveland 9. British-english type. 
Europe spa ita tur aus ger fra cha net den got nor swe. 
Russia 65432. West-asia, India. 
Algeria. 
