560 



ON SEEDLINGS 



shallowly grooved above, minutely pubescent, pale green or reddish 

 especially on the midrib. 



Stem erect, terete, minutely pubescent, pale green, annual ; 1st 

 internode 9-12 mm. long. 



Leaves simple, cauline, lower opposite, upper alternate, exstipu- 



FIG. 858. Clarkia sp., x 2. 



late, petiolate ; glabrous or very nearly so excepting the petioles, 

 alternately incurvinerved, deep green above with a deep red or 

 crimson midrib, paler beneath or glaucous ; petiole semiterete, 

 rather deeply channelled above, minutely pubescent, slightly connate 

 at the base, or forming a ring round the stem where the leaves are 

 opposite. 



