c. BOEAQiNE^. (0. B. Clarke.) 135 



** Nutlets depressed, their hases produced dovmwards. 



.'Staniens included. Nutlets obovoid, soar puhctiform ... 8. Actinooaeta. 



Stamens included. Margins of nutlets reflexed over their backs 9. Omphalodes. 



Stamens included. Nutlets obovoid, glochidiate . . .,>. . 10. CiNOaLossuM. 



Stamens exserted ; anthers large, liuear-oblong 11. Lindelofia. 



Stamens exserted ; anthers small, shortly oblong . . . . 12. Solenanthus. 



*** Nutlets connate, forming a pyramidal frait, margined, hardly produced 

 ■downwards. 



Eaoemes ebraeteate. Margin of the nutlets glochidiate, 



often reflexed 13. Paeacaetum. 



■Eacemes bracteate. Margin of the nutlets glochidiate, 



scarcely reflexed 14. Echinospermum. 



SuBXKiBE n. Eeiieiohibjb. Nutlets attached to a convex or conical car- 

 pophore, scar in the middle or lower half of the nutlets which are not de- 

 pressed at the base, but are produced at the apex above the scar, free round the 

 base of the style. 



* 8car in the basal half of the nutlet. 



Kacemes ebraeteate. Nutlets 4 15. Eeitbiohium:. 



Eacemes bracteate. Nutlets 2, 1-seeded ,16. Eochei.:a. 



** Scar in the middle of the inner face of the nutlets. 



t Scar small, without a prominent thickened incurved margin, 

 Jlo'srers axillary, subsessile. Fruiting ealyx enlarged . . 17. Aspeeugo. 

 Almost stemless. Fruiting calyx not enlarged .... 18. Mickoula. 



tt Scar depressed, with a thickened incurved margin. 



Flowers axillary, pedicelled 19. Botheiospeemum. 



JFlowers axillary, subsessile 20. Gasteocottle. 



STTBiRrBB III. ANOHTJSBiE. Nutlets on a flat or nearly flat receptacle; 

 ..scar basal, prominent, hollowed out, with a prominent thickened margin. 



* Corolla-throat dosed hy 5 scales. 



Corolla-tube straight - , 21. Anchdsa. 



.Corolla-tube curved 22. Ltcopsis 



** 



CoroUa-throat naked or hairy within, hut without scales. 

 Hacemes dense. Calyx large 23. Nonnha 



Sttbteibb IV. LiTHOSPERMEa). Nutlets on a flat or nearly flat receptacle 

 ^scar basal, but little hollowed out, without a prominent margin. 



* Sacemes ebraeteate. Corollarlobes distinct. , 



'CoroUa-tube cylindric. Anthers included 24. Mbetensia. 



CoroUa-tabe cylindric. Anthers exserted 25. Moi,tkia. 



•CoroUa^tube short. Nutlets tetrahedral 26. Teigonotis. 



Corolla-tube short. Nutlets ovoid-oblong 27. MtosoTis. 



*# 



Bacemes bracteate. Corolla-lobes distinct. 



Corolla-throat naked or with small scales 28. Lithospermum. 



XJoroUa-throat densely tilled with hairs 29. Seeicostoma. 



