240 AMARYLLIDACEZ. 
Rootstock a tunicate bulb; leaves not 
strongly nerved, flat, smooth; flowers 
usually umbellate at the apex of a 
scape ; perianth white or pink, large and 
, 4 
showy :— 
Filaments attached to the perianth-lobes, 
but not connate. : 
Filaments united towards their base by 
an intervening petaloid membrane E 
5. Crinum, 
6. PANCRATIUM. | 
1, Acavz, Linn.—The following key to the species of Agave which 
are cultivated or have become naturalized in N. India is based on a 
paper in the Agricultural Ledger of 1906, No. 7, by Mr. J. R. 
Drummond and Sir David Prain :— 
Leaves in section flat to concave, but never 
channelled throughout :— 
Teeth minute, close set . e < 
Teeth larger, more or less remote :— 
Leaves in a lax rosette or tufted, never 
less than 3 ft. long :— 
Perianth- segments not vaseeetial 
towards the tips :— 
Leaves broadest in the middle, taper- 
ing to both ends :— 
Leaves oblong-lanceolate, neck 
sharply constricted 
Leaves linear-oblong, neck not 
constricted :— 
Marginal prickles of upper por- 
tion of leaf pointing upwards, 
leaf deeply trough- eg in 
upper fourth. ; 
Marginal prickles pointing uni- 
formly downwards; leaf flat- 
tish throughout . ° : 
Agave species under 
letter A in D. & P. 
page 83. 
Ag ive americana, 
L. under letter B. 
in D. & P. page 84, 
Agave species, under 
letter C. in D. & P- 
page 85. 
Agave Vera-Cruz, 
Miller, under letter 
D in D. & P. page © 
86. 
Pe 
ee 
