Lobelia.l Lxv. campanulace.^. 123 



hairs or bristles). Flowers terminal or in termi7ial racemes (in L. Bcrglana the lower ones 



tutillari/). 



Animals either erect or the lateral stems shortly decumbent at the 

 base. 



Flowers in a one-sided terminal raceme. Capsule gibboixs. 

 Lower leaves mostly pinnatifid. Middle lower lobe of the 



corolla broad. Seeds 3 -winged !• L. heteropJij/Ua, 



Leaves linear, entire or rarely toothed. Middle lower lobe of 



the corolla narrow. Seeds not winged 2. X. glhhosa. 



Lower leaves ovate, cut. Racemes very loose. Seeds small, 



. not winged. 



Middle lower lobe of the corolla narrow %, L, deuiata. 



Middle lower lobe of the corolla broad 4. i. gracilis, 



Flo\verg terminating the branches or long branch- like peduncles. 

 Capsule twice as long as broad, rather oblique. Leaves nar- 

 row, the lower ones usually pinnatifid. 

 Seeds tubercular-rugose on the back, smooth but not shining 



in front with a prominent rib 5. Z. rhy lidos-perm a. 



Seeds compressed, very smooth and shining 6. i. tenuior, 



'capsule scai'cely longer than broad, very gibbous. Seeds 

 very small. 



Lower leaves ovate or obovate, cut 7- -^- rlwmhifolia. 



Leaves all small linear and entire or nearly so .... 8- L. parvifolla. 

 ^m. creu])ing or prociunbcnt at the base; branches ascending, 

 i^ves all petiolate, cordate. Flowers in a loose terminal Icaf- 



less raceme. Capsule globular 9. Z. trlgonocaiths. 



leaves scarcely petiolate, obovate lanceolate or linear. Flowers 



Stem 



axillary or in a terminal raceme leafy at the base. Capsule 



'inear ^ .... 10. i. Bergi 



ana. 



\\?\^ V'/^' ^^^^^^^ ^"^ ^ ^^'^ ^^^^^^ 0^ *^^ following section there are short rigid hairs at 

 i>ack of the upper anthers near the top, but not forming a tcrmind tuft.) 



wkh^^' ^}' *^^^iP0&on.— T'^r^ lower anthers tipped icith tufts of short hrisiles or 

 rJd- jfi ^'^^^^^ ^^ ^^^'"^'^' ^^'^^^ ''PP^'^ ^^^^ without any. Flowers solitary on axillary 

 i iceis, the uppermost rarely forming a leafy raceme. 



Rowers hemaphrodite (anthers, stigma, and ovules, all perfect). 

 ■^owcr leaves cuneate or obovate, rather thick, entire or ob- 

 scurely toothed. Pedicels rarely much longer than the 

 leaves, ^ 



Stems ascending, upper leaves narrow. Pedicels short. Cap- 

 sule oblong or linear . . • 11. -Z. anceps. 



Stems short, creeping. Pedicels 'longer than the obovoid 

 capsule ..... 12. i. surrepens. 



Leaves toothed. Pedicels slender,* murh'loncrer than the leaves. 

 I^eaves ovate or orbicular, mostly petiolate: thin . . . , U. L^ memlranacea. 



i^eavea sessile, linear or linear-lanceolate 1^- ^- ^tei^ophylla 



Flowei ' ''^''^*'' ""^^^^ ^^ orbicular, prominently toothed . . 15. Z. quadrangulans. 

 is more or less dioecious, the males with an entire stigma 

 a very short ovary with abortive ovules ; females with ru- 



Slenr. ""'^^ '!^"^^^^ ">'' abortive anthers. 



PeiPM •f''^^^' Stamens in the female rudimentary . . . \^. L. dioica. 

 *^'>Bial8, decumbent or creeping at the base. Anthers in the 

 female without pollen or quite abortive. 



ij^orous. Leaves oblong or huiceolate, toothed. Pedicels 

 *ong *= Yi^ Z. purpurascens. 



abescent Leaves linear or'oblonk Jntire or toothed. Pe- 

 dicels shorter or not much longer than the leaves . . . 18. I.i^r^^^^^^^- 



