names are : Double Morning-Glory is mostly /. purpu- 

 rea, fl.pL; Brazilian Morning-Glory is /. setosa ; Hardy 

 or Perennial Moonflower is /. pandurulu ; Ipomcea 

 Heavenly Blue is /. rubro-curulrd. 



Plant annual: roots not tuberotis . 



B. Fls. numerous, in long scor- 

 pioid racemes ; corolla a 

 baf/-sJiuped tube, contracted 



at the mouth 



BB. Fls. borne sintjUj or tew in 

 loose ciimi-s ; corolla ex- 



c. Li 



:.hd 



■ III, 



minis 2. Quamoclit 



cc. Lvs. entire or lubed, not 

 divided. 

 D. Stem hairy. 



E. Lvs. broad-ovate, cor- 

 date, entire 3. purpurea 



KE. Lrs. anquliite or 



deeply S-lobed 4. hederaoea 



5. Mezicana 

 DD. Stem not hairy. 



E. livs. linear or lanceo- 

 late, sub-sessile ... G. angU3ti!olia 

 EE. Ijvs. ovate-cordate to 

 hastate; petioled. 

 F. Fls. usually less 

 than lin. across; 

 scarlet or orange. 7. coccinea 

 PF. Fls. usually over 

 Sin, across; red, 



blue or purple . . 8. rubro-caerulea 

 Plant perennial, uHth lari/e fh.-ihy 



rootstocks. 

 B. Lvs. palmately divided into 

 S-? segments, 

 a. Stem and petioles hairy .. 9. siuuata 



10. Lindheimeri 

 cc. Stem and petioles not 



1). Peduncles longer than 



the petioles 11. digitata 



DD. Peduncles equaling the 

 petioles. 

 K. Fls. red: leaf seg- 

 ments sessile,taper- 

 ing to both ends, 

 marr/in wa vi/ 12. Horsfalliae 



EE. Fls. lelille: leiif see,- 



D. Corolla siilrerform, the 

 lobes pointed: leaf 

 lobes acuminate, sin- 

 uately toothed 14. i 



IPOMCEA 



DD. Corolla funnelform 

 lobes obtuse: leaf I 

 unequal, blunt, en, 

 :. Plant nejt hairy. 



D. Stem erect or ascending, 

 not trailing or climb- 

 ing. 

 E. Lvs. cordate to sub- 

 sagittate, long-peti- 

 oled, acuminate, 

 pubescent beneath. .16. 

 EE. Lvs, linear, vei-y 

 short-petioled, 

 acute, not pubes- 

 cent beneath 17. 



DD. Stem trailing, climbing, 

 or twining. 

 E. Lvs. pale beneath. 

 F. Fls. white, with 

 purple throat... 1$. 

 FF. Fls, lilac to dark 



purple 19. 



EE. Lvs. notpalebeneath. 

 F. Fls. opening at 

 night 20. 



15. Bonariensis 



pandurata 

 Leari 



Jalapa 



Bona-nox 



grandiilora 



Corolla yellot 

 Corolla purpli 

 H. Lvs. notch 



23. 



the CHrf. 24. 



aeiiniiniile.'iri. Batatas 

 2li. Purga 

 AAA. Plant perennial by a woody stem. 27. Wolcottiana 



1. versicolor, Meissn. {Mlnalobclta,Lla.v.et hex.). A 

 vigorous climber, 15-20 ft. high : lvs. with a cordate 

 base, 3-lobed, the middle lobe longest and narrowed be- 

 low: Hs. %-% in. wide, opening rich crimson, soon 

 fading to pale vellow. July-Sept. Mex. Gn. 30, p. 43U, 

 437; 39:792. K.H. 1887, p. 19. G.C. II. 26:«84, C85. P.M. 

 10:100. V. 10:34, 35. B.K. 28:24.-Distinguished from 

 all (itliii- Ipcimreas by its bag-shaped corolla and scor- 

 ]iioiil intlciresuence. It is a very free bloomer, and de- 



2. Qu4moclit, Linn. (Qudmoclit vulgaris, Choisy). 

 Cvi'KKs.s-viNE. IsDiAK PiSK. Fig. 1166. Stem smooth, 

 slender, twining to a height of 10-20 ft.: lvs. short-peti 

 cili-cl or sessile: peduncles few-fl " 

 longer than the petioles: corolla 1 

 the tube narrowly funnelform, iiiO 

 nearly flat, 5-lobed. July-Oct. Nafi 

 America, Va. to Fla., west to Kan. 

 escaped from cultivation farther u 

 29:33. - Beautiful in flower and 

 Hort., has white fls. 



commonly much 



■arlet, 

 • limb 



i-'ngry 



ma. 



3. purpurea, Roth. {Conviloulus mdjus, Hort. Con- 

 vdlvulus pnrpureus, Linn.). Tall Morning-Glory. 

 Fig. 1167. Stem trailing or twining for 4-10 ft., branch- 

 ing from the base : peduncles slender, 1-5-fld., often 

 longer than the petioles : corolla 1-2 In. long, light blue, 

 purple, pink and diversely variegated. July-Sept. Trop. 

 America. Escaped from gardens to waste places. Can. 

 to Fla., west to Neb. and Tex.; widely distributed in 

 most trop. regions. B.M. 113, 1005, 1682. Gn. 21, p. 295; 

 27, p. 473.— One of the most popular of garden annuals. 

 Some of its varieties resemble the entire-leaved forms of 

 /./lerfemcca.butmay be distinguished by their longer and 

 more slender peduncles, umbellate pedicels, and oblong- 

 acute sepals without the long tip usually found on 1. 

 hederacea. Seeds ripen freely on cultivated varieties 

 and may be gathered for future snwincs. .\moiig the 

 host of garden forms are: 41ba, whitr; atro-caerdlea, 

 dark blue ; atrosangulnea, dark priri.lc : aziirea, sky- 

 blue; canninita, light crimson; Dickensoni (i'/n/rdiVis 

 hispida, var. Z>i(7«)ssoji(), azure-blue; Hiiberi {I.Su- 

 beri,va,T. variegdta, Hort.). Lvs. marked with silvery 

 white, As. variously colored and margined with white; 

 kermeslna (I.kermesina), scarlet; rdsea, blush rose; 



