336 ORNAMENTAL FOLIAGE PLANTS. 



toothed at the edges, dark green, slightly glaucous at the 

 base, and armed at the apex with a stout brown spine. 

 Native of Carolina. 



Y. serrulata variegata. — An elegant and dwarf-growing 

 species, resembling Y. aloifolia variegata in miniature. 

 The leaves are finely toothed at the edges, from six to 

 twelve inches in length, and less than an inch in breadth ; 

 centre of the leaf deep green, the margins yellowish white- 

 red at the base and slightly glaucous, the apex terminated 

 by a stout spine. Native of Carolina. 



Y. Treaiileana. — This is a very handsome plant. "We 

 have not seen it sufficiently aged to produce a stem, but 

 it bids fair to be an extremely ornamental species. The 

 leaves are from two to three or more feet in length, and 

 two inches in breadth ; they are rich dark green on both 

 sides, with a narrow red margin ; the apex is armed with 

 a short stout spine. Native of Texas. 



Zalacca. 



This is a genus of Palms found growing in marshy 

 swampy places in Assam, Burmah, Malacca, Sumatra, and 

 probably in many other islands in the Indian Seas, and 

 are all stemless. The leaves are pinnate, but destitute 

 of the whip-like elongation of the genus Galamus, to which 

 they are nearly related. The flower spikes are freely 

 produced, and are furnished with an indefinite number 

 of spsfthes ; the sexes are produced separately, and upon 

 distinct plants. !EVuits scaly, resembling those of Galamus 

 and from one to three-seeded. The species comprising this 

 genus are dwarf spreading plants, and very handsome. 

 They should be potted in principally vegetable mould, 

 the pots well drained, and if possible plunged for some 

 depth in water. "When the plants produce suckers or 



