Pluchea— Xanthium. 201 



9.117. Clibadium Linn. 



Clibadium erosum DC. Prod. V (183H) 506; Gris. Fl. 368; 

 Duss 362. 



SalDa: Mountain 6—800 M.: n. 179. 



Portorico, Dominica, Martinique, St. Vincent. (Herb. Krug et 

 Urban). 



9130. Acanthospermum Schrank. 



Acanthospermum humile DC. Prod. V (1836) 522; Gris. Fl. 369; 

 Millspaugh 533. 



St. Martin: Cul de Sac— Marigot 0—200 M.: n. 2657 B.; along 

 roads from Filipsburg to Marigot : n. 3109 B. 



St. Croix ex Millspaugh. 



Jamaica, Cuba, Haiti, Panama. (Grip. Fl.). 



9138. Parthenium Linn. 



Parthenium Hysterophorus Linn. Spec. (1753)988; Gris. Fl. 369; 

 Duss 365; Millspaugh 535. 



St. Eustatius: in a garden in Oranjestad: n. 79 B., 10; along 

 roads in Oranjestad : n. 520 B., 3 G., 3 H. 



SaTsa: Laddergut: n. 1954 B., 11; Mountain near Windward- 

 side 600 M.: n. 2165 B.; locality unknown: n. 56 L.^ 95 L. 



St. Martin: from Filipsburg to Guanabay: n. 2398 B. 



Anguilla Boldingh. 



St. Croix ex Millspaugh. 



Antill., Amer. sept, and centr., and in other parts of both 

 hemisph. (E. a. P.). 



9146. Ambrosia Linn. 



Ambrosia hispida Purch. Fl. Am. Sept. Suppl. (1814) 743. 



Ambrosia crithmifolia DC. Prod. V (1836) 525. 



St. Eustatius: in a garden in Oranjestad: n. 157 G., 1102 B. 



Saba: along roads between Bottom and Windwardside 200 M. : 

 n. 1303 B.; "Windwardside: n. 1949 B. 



St. Martin: from Filipsburg to Belvedere: n. 2561 B. 



Florida. (Ind. Kew.). Also cultivated. 



9148. XantFiium Linn. 



Xanthium orientale Linn. Spec. (1763) 1400; Duss 364. 

 Saba: Bottom : n. 62. 

 In almost all warmer countries of both hemisph. (E. a. P.). 



