524 Select Plants for Industrial Culture and 



Yucca Criiatemalensis, Baker. 



Mexico and Guatemala. Acquires finally a height of about 20 

 feet. Regarding the specific characteristics of the various Yuccas 

 see particularly Baker's descriptions in the journal of the Linn, 

 Soc. 1880. 



Yucca Treculiana, Carriere. 



From Texas to Mexico. Stem to about 50 feet high, branched 

 only near the summit. Grand in aspect and also most showy on 

 account of its vast number of white flowers of porcelain-lustre. 

 The fruit tastes like that of the Papaw [Lindheimer]. 



Yucca Yucatana, Engelmann. 



Mexico. This species attains a height of about 25 feet, branching 

 from the base. Y. canaliculata (Hooker) ranges from Texas to 

 North-Mexico, and has a stem up to 25 feet high, with very long 

 leaves. 



Zalacca secunda, Griffith. 



Assam, as far north as 28. A stemless palm with large feathery 

 leaves, exquisitely adapted for decorative purposes. Before we 

 quit the Asiatic palms, we may learn from Von Martins' great 

 work, how many extra-tropical members of this princely order 

 were already known in 1850, when that masterly publication was 

 concluded. Martius enumerates as belonging to the boreal extra- 

 tropical zone in Asia ; From Silhet, at 24 north latitude : Calamus 

 erectus, Roxb. ; C. extensus, Roxb. ; C. quinquenervius, Roxb. ; 

 from Garo, at 26" north latitude Wallichia caryotoides, Roxb. ; 

 Ptychosperma gracilis, Miq. ; Caryota urens, L. ; Calamus leptos- 

 padix, Griff. ; from Khasya, in 26 north latitude Calamus acan- 

 thospathus, Grift' ; C. macrospathus, Grift'. ; Plectocomia Khasyana, 

 Grift'.; from Assam about 27 north latitude : Areca Nagensis, Grift'.; 

 A. triandra, Roxb. ; Livistona Jenkinsii, Griff. ; Daemonorops 

 nutaiitiflorus, Griff ; D. Jenkinsii, Griff ; D. Guruba, Mart. ; 

 Plectocomia Assamica, Griff. ; Calamus tenuis, Roxb. ; C. Flagel- 

 lum, Griff. ; C. Heliotropium, Hamilt. ; C. floribundus, Griff. ; 

 Phoenix Ouseloyana, Griff. ; from Upper Assam between 28 and 29 

 north latitude : Caryota obtusa, Griff. ; Zalacca secunda, Grift. ; 

 Calamus Mishinelensis, Griff. from Darjiling at 27 north latitude : 

 Wallichia obtusifolia, Griff ; Licuala peltata, Roxb.; Plectocomia 

 Himalaiana, Grift ; Calamus schizospathus, Griff. ; from Nepal, 

 beticeen 28 and 29" north latitude : Chamserops Martiana, Wall. ; 

 from Guhrvall, in 30 north latitude : Calamus Royleanus, Griff. ; 

 from Saharanpoor. in 30 north latitude : Borassus flabelliformis, L.; 

 - from Diiab, in 31 north latitude : Phoanix sylvestris, Roxb. ; 

 from Kheree, in 30" north latitude : Phoenix humilis, Royle ; from 

 Dekan : Bentinckia Coddapanna, Berry, at an elevation of 4,000 feet. 

 Miquel mentions as palms of Japan (entirely extra-tropical : Rhapii 



