1889.] NATURAL SCIENCES OF PHILADELPHIA. 353 



2. Cycas revoluta, Thunb. 



Bastard Sago-palm. Common in gardens; originally from Asia 

 (China and Japan), but found in many countries, even in New 

 Guinea. Pith furnishes a kind of sago. 



Order II. CONIFERAE. 



1. Juniperus Barbadensis, L. (Griseb.) 



Bermuda Cedar. Indigenous ; furnishes timber and wood suitable 

 for lead-pencils. 



2. J. Virginiana, L. 

 Abaco. (Herrick.) 



3. Pinus Babamensis, Gr. (Griseb. Dolley ; von Eggers ; Urban.) 



Grisebach states that at the time of writing (1864) the cones only 

 of this tree were known and that " it may belong to the section 

 Tieda." In this surmise he was correct, as can be seen by the speci- 

 mens of cones and foliage in the Univ. of Pennsylvania, and in the 

 Bot. Mus. Berlin. Shr'k 8. It resembles very closely P. Taedawar. 

 heterophylla, now known as P. cubensis Gr. Bahama pitch-pine, 

 Loblolly pitch-pine. Indigenous. Timber poor; fit for turpentine, of 

 which a certain amount was made on Andros and other islands for 

 the use of the Confederacy during the American Civil War. 



ANGIOSPERMIA. 

 MONOCOTYLED ONS. 



Order I. CANNACEAE. 



1. Canna Indica, L. 



" Indian Shot." In gardens. West Indian. 



2. C. coccinea, Ait. 



Said to be natives of India, but now found in most tropical 

 countries. 



3. Maranta arundinacea, L. 



Arrow Root. Tropical America. Many members of this order 

 yield a useful starch ; e.g. M. arundinacea, Oredulis (fleshy rhizome) 

 and others. 



Order II. ZINGIBERACEAE. 



1. Alpinia nutans, Rox. 



Shell-plant, Ginger. In gardens. Tropical America. 



2. Costus sp. ? 



Wild Ginger. West Indian. 



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