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Prof. Bailey on tlie Crystals found in Plants. 



Table C. 



Dicotyledonous plants containing form C, — conglomerate raphides. 



(Figs. 15, 16.) 



Araliace^e, Aralia spinosa. In cells of liber. 



Hedera helix. 

 Bignoniaceje, Catalpa cordifolia. 

 CACTACEiE, Opuntia vulgaris. Bunches large, and abundant. 



Echinocactus. I am informed by my friend E. J. 



Quekett, that two thirds of the we w 



Echinocactus was found by him to be composed of 



crystals in bunches. 



Caprifoliacej., Viburnum pubescens. 



Diervilla Canadensis. 



Symphoria racemosa. 



Sambucus Canadensis. 

 Frankeniaceje, Frankenia lsevis. Form A also. 

 Euphorbiaceje, Acalypha Virginica. Beautiful stellate groups in the 



leaves ; these may be well seen in the ashes. 

 Juglandace^e, Juglans cinerea. Rounded bunches in bark. 



Carya. Form B predominates in Carya, but mingled 

 with bunches. (See figs. 15, 16.) 

 Lythrace^;, Ly thrum salicaria. 



Malvaceje, 



Althea rosea. 

 Hibiscus moscheatus. 



Nelumboace^:, Nelumbium luteum. Bunches exceedingly abundant 



Onagrariace^e, 



in leaf, and shown very finely in the ashes. 

 Sub-Order Haloragece. 

 Proserpinaca palustris. Bunches. 



In Onagrariaceae the acicular raphides are generally 

 very abundant. 



Passiflorace^e, Passiflora lutea. Bunches abundant. 

 Philadelphiace^ Philadelphus coronarius. 

 Polygoniaceje, Every species of Polygonum, Rum 



- — - t — 



which I have examined, abounds in conglomerate 

 raphides. They are said by Quekett to form 35 



cent 



Rosacea, 



barb, (Rheum palmatum.) 



Comarum palustre. 



Rubus odoratus. Bunches, mixed with abundance of 

 simple forms. The white powder which covers 

 the bark after the falling off of the older portions, is 



be recognized 



among 



