464 Lxxv, campanulacej: (hemsley). [Lohelia. 



1. LOBELIA, Linn. ; Benth. etHook. f. Gen. PI. ii. p. 551. 



Calyx-tube adnate to the ovary, turbinate hemispherical obovoid 

 or rarely oblong-linear ; limb 5-partite or 5-fid, lobes usually somewhat 

 unequal. Corolla oblique or incurved, tube split to the base at the 

 back only, or sometimes the two upper petals are almost free to the 

 base or (in the section Bhynchopetaliim) all the petals ultimately free, 

 lobes erect and nearly equal or more frequently 2-lipped ; upper lip 

 2-lobed, erect or spreading, lower 3-lobed. Staminal tube free from 

 the corolla or rarely slightly adnate to it at the base, two or all of the 

 anthers bearded at the tip, and often hairy on the back. Ovary infe- 

 rior half inferior or almost free to the ]base, 2- celled ; placentas many- 

 seeded. Capsule turbinate oblong or cylindrical, inferior half inferior 

 or nearly free, dehiscing loculicidally between the persistent calyx- 

 lobes. — Herbs or undershrubs of very diverse aspect. Leaves alternate 

 or opposite. Peduncles 1-flowered solitary in the axils of the leaves or 

 bracts, either all axillary or arranged in terminal racemes. Bracts 

 large and leafy or small or absent. — Tti})a, of some authors, not of G-. 

 Don, Gen. Syst. iii. p. 700 ; Bhyiicliopetalum, Fresenius in Mus. Senck- 

 eub. iii. p. (j6, t. 4; Dohrowshia, Presl, Prod. Mon. Lobel.p. 8; Paras- 

 trantlius, G. Don, Gen. Syst. iii. p. 716. 



A verv large and polymorphous genus comprising about 200 sspecies spread over 

 nearly alf temperate and tropical countries. 



Tall erect stout herbs with simple stems naked in the 

 lower part when in flower, terminating in dense spike- 

 like bracteate racemes of almost sessile or only 

 shortly pedicellate large flowers. 

 Bracts and flowers more or less densely pubescent or 

 villous. 

 Bracts considerably exceeding the flowers. 



Bracts lanceolate as well as the flowers villous ; 



calyx-lobes half as long as the corolla ... 1. L. Bhynchopetdum. 

 Bracts linear, clothed as well as the flowers with 

 a short pubescence ; calyx-lobes less than half 



as long as the corolla 1. L. Gibberoa. 



Bracts not exceeding the flowers ; calyx-lobes about 



a third of the length of the corolla Z. L. cohimnaris. 



Bracts and flo\^■e^s glabrous ; calyx-lobes a.bout a third 



of the leugtli of the corolla 4. Z. Deckmii. 



Slender erect procumbent or trailing herbs with axillary 

 or loosely racemose small flowers on relatively long 

 pedicels. 

 Leaves alternate; the two lower anthers only bearded 

 at the !:ip. 

 Stems trailing or procumbent often rooting at the 

 nodes. 

 Petiole nearly as long as the blade. 



Blade obtuse with shallow rounded teeth ... 5. L. trullifolia. 

 Blade acute with very deep acute teeth . . . 6. L. acutidens. 

 Petiole much shorter than the blade. 



Blade (»})tuse Avith deep rounded teeth .... 7. X. Schi^nperi. 



Stems erect, less than two inches high 8. X. inconspicua. 



Stems erect or procumbent usually more than six 

 inches high, prominently winged. 



