Long. 



287 



Series 17.— Sessile, narrow-lanceolate to elliptical, spreading, 



stem-clasping 1 . 



E. viminalis. E. Macarthuri. 



E. Benthami. E. unialata. 



E. Risdoni var. elata (cult. N.Z.). 



General Appearance. — Cotyledons medium or small to medium. Number of 

 pairs indefinite. Leaves dark green to slightly glaucous, spreading or at right angles 

 from the stem, narrow lanceolate to elliptical; stems glandular. The characters of 

 these five species are fairly uniform. 



(1) Hypocotyl. 

 E. viminalis 

 E. Benthami 

 E. Macarthuri j 



E. unialata. very long. 



E. Risdoni var. data, medium. 



(la) Hypocotyl (Miss Flockton). 



E. viminalis. shaded red (Cooma); red (Marulan) ; terete, red (Grattai). 

 E. Benthami. long, delicate, red, thickening to the root (Cobbitty). 

 E. Macarthuri. red (Wingello); terete, red (Yarrimbah). 

 E. unialata. terete, smooth, red (Hobart). 



(2) Cotyledons (Petiole, taper). 



E. viminalis, small, ernarginate, short, tapering. 



E. Benthami, medium, deeply ernarginate or the cotyledon nearly triangular 

 long, tapering. 



E. Macarthuri. small, slightly ernarginate, short, tapering. 



E. unialata, medium, ernarginate, faintly trinerved, long, slightly tapering. 



E. Risdoni var. elata, slightly ernarginate, short, tapering. 



(2a) Cotyledons (L'ndersurface, Miss Flockton). 



E. viminalis, pink (Cooma and Marulan); red (Grattai). 



E. Benthami, red (Cobbitty). 



E. Macarthuri, red (Wingello); slightly tinted pink (Yarrimbah). 



E. unialata, paler green (Hobart). 



(3) Stem (Miss Flockton). 



E. viminalis, smooth glandular (Marulan) ; terete, glandular, tinted pink 

 (Grattai). 



