384 



ON SEEDLINGS 



Leaves simple, radical, cauline, rugose, deep green above, paler 

 beneath, finely pubescent or scaberulous on both surfaces, coarsely 



hairy on the midrib when 

 young, ultimately losing these 

 hairs ; petioles channelled 

 above, dilated and clasping 

 at the base, convex beneath, 

 coarsely hairy, purplish. 



First pair ovate, obtuse, 

 cuneate at the base, crenate. 



Second pair ovate-oblong, 

 obtuse, cuneate at the base, 

 crenate. 



Third pair oblong, obtuse, 

 cuneate at the base, rather 

 coarsely crenate. 



Fourth pair developing 

 unequally and appearing al- 

 ternate, oblong, obtuse, doubly 

 crenate. 



Ultimate radical leaves ob- 

 long, obtuse, obtusely lobulate, 

 crenate, unequal at the base, 

 reticulate ; petiole long, shallowly channelled with a thickened mar- 

 gin. Cauline leaves similar, gradually shorter with shorter petioles. 



Dracocephalum peltatnm, L. (fig. 592). 



Primary root long, flexuose, with numerous lateral rootlets. 

 Rootstock perennial. 



Hypocotyl short, stout, merging into the root. 



Cotyledons foliaceous, glabrous, petiolate ; lamina oblong-reni- 

 form, 9 mm. long, 8 mm. wide ; petiole semiterete, flattened above, 

 finely pubescent, 12 mm. long. 



.Stem herbaceous, elongated when about to flower. 



Leaves simple, radical (and ultimately cauline), opposite, exstipu- 

 late, petiolate, dentate -serrate, finely pubescent on both sides ; 

 petioles channelled on the upper side, dilated at the base, pubescent. 



First pair small, ovate, obtuse, cordate at the base. 



Second pair rotund-cordate, obtuse. 



Third pair cordate, obtuse. 



Fourth pan- oblong, obtuse, cordate at the base. 



Ultimate leaves cordate, obtuse, obtusely dentate -serrate, five- 

 nerved at the base and deeply cordate. 



FIG. 591. Salvia verbenacoides. 

 Half nafc. size. 



