656 



CANNA 



CANNA 



DD. Fls. ringent or gaping, or open-spreading. 

 E. Infl. simple or only moderately branched. 



9. h&milis, Bouche (C. exigua, Bouche). Low, 3 

 ft. or less, slender: Ivs. short-petioled, the blade oblong, 

 acute or short-acuminate, glabrous above and below, 

 10-16 in. long: raceme sub-simple (rarely paniculate), 

 bearing fls. large for size of plant (about 3 in. long); 

 sepals very unequal, ovate-oblong; petals long-lanceo- 

 late, concave, connate at base into a tube, scarlet; 

 staminodia spatulate, more or less 2-lobed at apex; lip 

 rather narrow, about 2J4 m - long. Farther India, 

 China, etc. C. cinnabarina, Bouche" (C. 



fulgida, Bouche"), is a related species but 

 larger and with yellow and scarlet rather 

 smaller fls. Mex., Cent. Amer., W. 

 Indies. 



10. speciosa, Roscoe (C. leptochila and 

 C. saturdte-rubra, Bouche. C. polymdr- 

 pha, Loud. C. sanguinea, Hort.). Large: 

 st. green, 5-6 ft.: Ivs. broad- 

 oblong, acute: fls. in an elon- 

 gated raceme or sometimes 

 paniculate; sepals lanceolate, 



%in. long, pale purple; petals 

 linear-lanceolate, l^in. long, 

 erect, pale purple; staminodia 

 3 in. long, emarginate, bright 

 red; lip emarginate, yellow. 

 Himalayas. B.M.2317. B.R. 

 1276. C. chinensis, Willd. 

 (C. nepalensis, Wall.), differs 

 in having reflexed petals. 



11. orientalis, Roscoe (C. flavescens, Link). St. 

 slender, glabrous, 3-4 ft. : Ivs. ovate-oblong, a foot 

 or more long: raceme lax, simple or forked, the 

 bracts oblong; sepals oblong-lanceolate, obtuse, 

 J^in. or less long, pale green and rose-tinted; 

 petals lanceolate, acuminate, 1^ in. long, pale 

 roae; upper staminodia 23^ in. or less long, bright 

 red, often emarginate; lip red-yellow: caps, globose 

 and very small. Malaysian tropics. 



EE. Infl. much-branched; fls. purple. 



12. polyclada, Wawra (C. eximia, Bouche. C. 

 cearensis, Huber). St. tall and very slender: Ivs. 

 ovate or ovate-lanceolate, acute: fls. (often in 

 pairs) in a long, much-branched panicle, the bracts 

 nearly orbicular; sepals lanceolate, H m - long; 

 petals long-lanceolate and unequal, acuminate, the 

 longest about 2^ in., purple; staminodia acute, 

 scarcely longer than the petals; lip oblanceolate, 

 scarlet-spotted. Brazil. 



AAA. Petal-like staminodia 3 (exception in No. 18). 

 B. Lvs. lanceolate: fls. mostly yellow or orange. 

 c. Petals deflexed. 



13. flaccida, Salisb. (C. glauca and C. angusti- 

 folia, Walt.). St. green and glabrous, 46 ft., 

 very leafy below: Ivs. ovate-lanceolate to narrowly 

 elliptic, acute, green: raceme simple, lax and few- 



lanceolate, acuminate, greenish yellow, lJ^-2 in.; 

 staminodia obtuse and entire (or 2-lobed at apex), 2-3 

 in., yellow; lip linear, strongly reflexed, yellow, mottled 

 red: caps, large. Mex. and Cent. Amer. 



15. pedunculata, Sims (C. Buekii, Weinm. C. 

 reflexa, Nees). St. tall, slender, green and glaucous, 

 5-6 ft.: Ivs. oblong-lanceolate, green and glaucous, 

 1-2 ft. long and 3-4 in. broad: fls. in a many-fid, long 

 raceme, with a hairy rachis and long-spreading pedicels, 

 the bracts small, oblong and obtuse; sepals oblong, 

 small and green; petals linear-lanceolate, greenish 

 yellow, reflexed, 2 in. long; staminodia 

 emarginate, about 2 in. long, pale yel- 

 low; lip oblanceolate, yellow: caps, 

 globose, small. W. Indies, S. 

 Amer. B.M. 2323. L.B.C. 

 7:622. 



cc. Petals erect. 



16. glaftca, Linn. (C. 

 Schlechtendaliana, Bouche. 

 C. A nnsei, Andre. C. mexicana, 

 and C. stolonifera, Bouche. 

 C. lanceoldta, Lodd.). St. 

 green and glaucous, 5-6 ft., 

 from a long and stoloniferous 

 rhizome: Ivs. green and glau- 

 cous, oblong-lanceolate and 

 very acute, tapering both 

 ways (the middle of the blade 

 4-6 in. wide), white-mar- 

 gined: raceme lax, simple or 

 forked; sepals ovate-obtuse, 

 green, Min. long; petals 

 linear - lanceolate, yellow- 

 green, 13^-2 in.; staminodia 

 entire, 2J^-3 in., yellow, not spotted; lip 

 linear or obovate-oblong, emarginate, pale 

 yellow: caps, oblong, lJ^-2 in. long. W. 

 Indies, S. Amer. Var. rfibro-lfitea, Hort., 

 has fls. deep yellow tinted red, or in some 

 portraits represented as deep purple. B.M. 3437. 

 C. longifolia, Bouche, from Mex. and Cent. 

 Amer., has the petals all free, whereas they are 

 united in a tube in C. glauca, and with curved 

 sulfur-yellow fls. C. leucocarpa, Bouch6, S. 

 Amer., has petals united into a short tube, the 

 fls. small, pale orange with broad leafy style. 

 C. violacea, Bouche, habitat unknown, has pet- 

 als united in short tube, fls. violet, strongly 

 gaping, plant deciduous-woolly above. 



BB. Lvs. broadly oblong or elliptic: rhizome 

 tuberous. 



c. Plant low or medium in height (mostly 

 5 ft, or less) . 



D. Staminodia entire at apex. 



17. indica, Linn. (C. patens, Roscoe. C. crbcea, 

 Hort. C. tenuiflora and C. spectdbilis, Bouch6. 

 C. coccinea, Link). INDIAN SHOT. St. slender, 



783. 



fld., the bracts very small; sepals lanceolate or ob- Italia canna - glabrous, green, 3-5 ft.: Ivs. oblong and acute, 



long, acuminate, 1 in. long, green; petals broadly 

 linear-lanceolate to obovate and reflexed, to 3 in. long 

 (as is also the tube); staminodia obovate, sulfur-yel- 

 low, 2-3 in. long by \ 1 /^ in. broad; lip large, yellow. 

 Swamps S. C. to Fla., near the coast. L.B.C. 6:562. 

 G.W. 12, p. 253. Useful for its good habit and iris- 

 like fls. C. Reevesii, Lindl., of India and the Philip- 

 pines, has the outside staminodia acute rather than all 

 obtuse or emarginate as in C. flaccida, and fls. less than 

 4 in. across rather than about 6 in. across. B.R. 2004. 

 14. Fintelmannii, Bouche. St. green and glaucous, 

 4-5 ft.: Ivs. oblong or ovate-elliptic and acute, bright 

 green: raceme few-fld. and rather dense, the bracts 

 green and oblong; sepals oblong, J^in., green; petals 



green, not glaucous, half as broad as long (1-1^ ft. 

 long) : racemes simple or very nearly so and lax, some 

 of the fls. in pairs, the bracts green and nearly or- 

 bicular; fls. small; sepals oblong and green, J^in. long; 

 petals lanceolate, pale green, about .1^ in. long; upper 

 staminodia bright red, entire, 2 in. long but narrow; 

 lip linear, red-yellow, minutely spotted with red : caps, 

 globose, 1 in. diam. W. Indies, Cent, and S. Amer. 

 Naturalized in parts of southern states. B.M. 454. 

 B.R. 776. L.B.C. 17:1693. 



18. coccinea, Miller (C. rubra, Willd.). St. slender, 

 green, 4-5 or sometimes 6 ft.: Ivs. oblong, or oblong- 

 lanceolate, and acute: raceme simple and lax, with small 

 green, orbicular bracts; sepals lanceolate, J^in. or less 



