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AGAVE RIGIDA 



AGAVE ANGUSTIFOLTA. 



279 



A. RIGIDA, form. Dewey, Kept. Dept. Agr. 1905 : 145.— Braun, Pflanzer, 



2:210. (190G). 



Zapupe 



hcnequen. 



A. RIGIDA var. Merrill, [Publ.] Bur. Govt. Lab. Manila. 1 : 85. (1905). 

 The Agave americana of Blanco, which is A. Cantala Roxburgh. 



A. RIGIDA ANGUSTiFOLiA Kew Hand List. 119. (1897). 

 A. angustifolia Hawovth. 



A. RIGIDA ELONGATA, BaW, Handb. Amaryll. 181. (1888). 



A, rigida longifolia Engelmann, with inclusion of A. elongata Jacobi 

 and A. CajMlelabrum Todaro.— Most users of the name, however, mean 

 the first only. 



A. RIGIDA ELONGATA Bull. Grenada Gard. 30 : 285. (1893). 

 A. angustifolia Haworth. 



A. RIGIDA ELONGATA Rosc, Contr. U. S. Natl. Herb. 5 : 247. (1899). 

 A. tequilana Weber?— From Lower CaUfornia. 



r 



A. RIGIDA IxTLi Morris, Kew Bull. Mar, 1887 : 2, 3. 



A, Ixtli Salm. 

 A. RIGIDA LONGIFOLIA Engelmann, Trans. Acad. St. Louis, 3 : 316. (1875). 



A. fourcroydes Lemaire. 



A. RIGIDA RECURVATA Mulford, Rcpt. Mo. Bot. Gard. 7 :96. (1896). 



A, neglecta Small. 

 A. RIGIDA siSALANA Eugclmann, Trans. Acad. St. Louis. 3 : 312. (1875). 



A. sisalana Perrine. 



Agave angustifolia. 



Haworth 



folia to a plant differing in its more complete toothing trom 

 his Furcraea rigida, but there is no inherent indication that 

 he meant it to be different from Agave lurida /3 of the younger 

 Aiton, which, alone, of the forms of the latter, is unplaced, 

 though definitely excluded from F. rigida. Though the name 

 anqustifolia has passed into disuse, there is less difficulty in 



described 



name rigida 



had 



seeds ; 

 i from 



bulbil of a caulescent paniculate Agave re- 



*Obs. Bot. 4: 9i.pl 1. 



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