372 



ON SEEDLINGS 



late, acute, glabrous, shining green above, lighter beneath ; midrib 

 with numerous ascending veinlets. 



Callicarpa americana, L. 



Hypocotyl erect, terete, finely pubescent, 6-8 mm. long, light 

 green or colourless. 



Cotyledons ovate-rotund, obtuse, emarginate, petiolate, slightly 

 hairy, green, very indistinctly trinerved ; petioles rather flat, shal- 

 lowly channelled above. 



Stem erect, terete, herbaceous, ultimately woody, thickly pub- 

 escent or hirsute ; 1st internode 6-8 mm. long ; 2nd shorter. 



First leaves simple, cauline, opposite, 

 decussate, exstipulate, petiolate, ovate- 

 oblong or elliptic, obtuse, coarsely ser- 

 rate, pubescent, green, lighter beneath, 

 pinnatinerved ; petioles hairy, rather 

 long, shallowly channelled above. 



Vitex trifolia, L. (fig. 585). 



Hypocotyl erect, terete, somewhat 

 woody, pubescent, brownish, 2-2-3 cm. 

 long. 



Cotyledons oblong, obtuse, petiolate ; 

 lamina 6 mm. long, 2'5 mm. wide ; 

 petiole 3'25 mm. long. 



Stem herbaceous or suffrutescent, 

 erect, square, pubescent, purplish ; 1st 

 internode 7 P 5 mm. long ; 2nd 2-5 mm. ; 

 3rd 5'5 mm. ; 4th 10 mm. ; 5th 4 mm. 

 Leaves simple, ultimately digitate, 

 cauline, opposite, exstipulate, petiolate, 

 covered on both surfaces with a short, 

 dense, adpressed pubescence, and some- 

 what hoary ; petioles shallowly grooved 



on the upper surface, grooved on the back, and pubescent like the 

 leaves. 



First to sixth pairs inclusive, simple, rotund-obovate, emarginate, 

 otherwise quite entire, alternately penninerved. 



Clerodendron Ksempferi, Fisch. 



Ovary of two carpels, four-locellate, with each cell one-ovuled ; 

 ovule erect, aiiatropous ; micropyle inferior. 



FIG. 585. 

 Viiex trifolia. Nat. size. 



