- 10 - 



PLATE LE&E5-ID. 



PLATE XIX. 



o = special cellular body; n = rmcleus; 1 = leacoplast; ci = cytoplasm. 



Fig. 1. Epidermal cells of the perianth of Ccelogyne jBristata Lindl. 

 ir 

 - . 2. Cells of tho lower epidermis of an adult leaf of Eria stollata Lindl. 



" 3. ^» 5- Three epidermal cells of the perianth of Coelo;:vne gristata . 



The special cellular body is represented stained (without 



preventive fixation) with li~ht yreen (fig. 3). withj/ethylene 



blue (fi-:. k) , with safranine (fig. 5) • 



Note ;- Tho figures were dra\m with No. U^ ocular and No. 9 Korist]^ 

 objective. 



March, I923 Translated by H. B. Humphrey. 



