PEDALIACEAERUBIACEAE xlvii 



11. Pedaliaceae : herbs with glandular hairs and opp. 1. (sometimes 



alt. above) and axillary or racemed $ ] 5-merous fls.; A 4 or 2, 

 G (2) rarely (3 4) or G, each with oo ov., 2 4-loc. transv. 

 divided with axile plac. ; caps, or nut; thin endosp. 



12. Martyniaceae: as last, but anther thecae spurred; G with 2 bilobed 



parietal plac. ; caps.; racemes; thin endosp. 



13. Orobanchaceae : paras, herbs with scaly 1. and term, or racemed 



$ -l-5-merous fls.; C 2-lipped, A 4 didynamous, G(2), rarely (3), 

 each with 2 parietal plac. sometimes united in middle, and oo ov., 

 i style; caps.; endosp. 



14. Gesneriaceae : herbs or woody pi. with opp. simple 1. and showy 



sol. or cymosely umbelled 5 5-merous fls.; C 2-lipped, A 4 or 

 i with sometimes i 3 stds., G to G (2), i-loc. with parietal plac. 

 and oo ov. ; caps, or berry ; endosp. or not. 



15. Columelliaceae : woody pi. with opp. entire 1. and cymose umbels 



of 5 nearly reg. 5 8-merous fls.; A 2, G (2) with co ov. on 2 

 parietal bilobed plac.; caps. 4-valved; endosp. 



16. Lentibulariaceae : herbs, usu. of water or damp ground, with $ -I- 



5-merous fls.; C 2-lipped. A usu. 2, G (2) usu. i-loc. with basal 

 free plac. and oo ov. ; caps. 2 4-valved, oo or i -seeded ; no 

 endosp. 



17. Globulariaceae: herbs with rad. 1. and spherical heads or spikes of 



5 5-merous -|- fls.; A 4 or i,G(i) i-loc. each with i ov., or i ov. 

 only, i style; i -seeded nut; endosp. 



18. Acanthaceae: herbs or shrubs with opp. 1. and spikes, racemes or 



cymose umbels of? -i- 5-merous fls.; K free or united, C reg. or 

 |- , A 4 or 2, sometimes with i 3 stds., G (2) median, each with 

 oo 2 ov. ; caps, loculicidal to very base; seeds usu. with no 

 endosp. and with jaculators. 



19. Myoporaceae : 



20. Phrymaceae.: 

 i. Plantaginaceae : 



8 



Rubiaceae : herbs or woody pi. with decussate entire 1. and inter- 

 petiolar slips, sometimes = 1., and usu. $ reg. fls. in cymes often 

 condensed to heads, 54 (rarely more)-merous ; K usu. open, 

 C valv. or conv., G (2) each with i oo ov., style i ; fr. various ; 

 endosp. 



