241S 



OXALIS 



DD. Fh. jnUow. 



E. iSf-S. <T(T(. 



3. Ortgiesii, RcgcL Kip. "iOST. Red-tiiiped: st. tall, 

 nither siuvulcnt: iietiolcs long; Ifts. ilcoply notched, 

 with acute tips: ns. in close forked cymos on long 

 axillary vH-dunclcs, small, yellow with deeper veins. 

 Peru. Gt. lS7o:S17. 



2688. Oxalis comiculata. 



4. valdiviensis, Barn. (O. valdiiriana, Hort.). St. 

 short: Ivs. clustered; petioles long: fls. in close umbels 

 on long axillary peduncles, small, yellow with reddish 

 veins. Chile. 



EE. Sts. low or creeping. 



5. comicul&ta, Linn. (0. strida. Linn.). Fig. 2688. 

 Slender, prostrate, often rooting, loosely hairy: Ifts. 

 obcordate. Var. atropurpfirea, Planch. (0. tropsrolMes, 

 Schlecht.). Spreading, red-purple: fls. few, in umbels on 

 rather short axillary peduncles, small, yellow. Eu. 

 F.S. 12:1205; 19:1968 (a form with variegated Ivs.). 

 R.H. 1897, p. 499. — A closely related smaller plant com- 

 mon everywhere as a greenhouse weed, especially in 

 agave and cactus tubs, is the tropical 0. repetis, Thunb. 



cc. Lft.i. entire, separated. 



6. delicata, Pohl. St. slender, erect, branching: Ifts. 

 ovate or lance-ovate: fis. in forked cymes on long axil- 

 lary peduncles, small, pale rosy. Brazil. 



7. dispar, X. E. Br. St. rather stout, tall, erect, 

 branching: Ifts. lanceolate, subacuminate, heavy- 

 veined: fls. nearly sessile, in compact cymes on long 

 axillarv peduncles, rather small, golden. Guiana. B.M. 

 7794. " 



BB. Lvs. and scapes from scaly ends of the rootslocks. 



8. oregina, Nutt. Low: Ifts. broadly obcordate, 1-2 

 in. wide: fls. white or rosy, yellowish at base, deeper 

 veined. X. W. coast. 



9. Acetosella, Linn. Scarcely half as large in its 

 various dimensions, otherwise very similar. E. U. S. 

 and Eu. Fl. Dan. 980. — Oft«n taken for the shamrock. 

 Like the preceding, used sparingly in rockeries. 



AA. Producing tubers: not leafy-stemmed. 



10. r&bra, St. Hil. Lvs. spreading, long-petioled, 

 thin, somewhat hairy, obcordate: fls. in usually com- 

 pound umbels, rosy with deeper veins. Brazil. Gn. 

 .50, p. .511 fas O. florrihuruia) . — Forms occur also with 

 lilac or white fl.s. 



11. enneaphylla, Cav. Fie. 2689. Lvs. crowded; 

 Ifts. 9-20, glaucous, J/^in. long, obcordute-cimeate, 

 nearly sessile: fls. large, solitary, white, with lavender 

 veins. Falkland Isls. Gn. .52:202; 73, p. 339. G.C. 

 in. 49:414. G.M. .50:.56.5. G. 34:717; 36:719.— A 

 rosy-fid. form is var. rosea, Hort. 



12. adenophylla, Gillies. (O. Bu.'ilillbsii,Vhi\.). Lvs. 

 crowded; Ifts. 12-22, glaucous, 3^in. long, obcordate- 



OXALIS 



cvmeate with short gland-like base: fls. large, solitary 

 or in few-Hd. umbels, rosy-tinged with deeper veins 

 an<l biuse. Chile. B.M. 8054. G.C. III. 46:164; 55. 

 400. Gn. 75, p. 358. G. 35:237. 



AAA. Producing bulbs. 



B. Bulbs loosely scaly: not leafy-stemmed. 



c. The bulbs compound, of numerous small ones: Ifts. 3. 



13. Martiana, Zucc. (0. urbica, St. Hil. 0. bipunc- 

 iata, Graham. O. fioribunda, Lehm. londxalis Mar- 

 tiana, Small). Somewhat long-hairy: lvs. long- 

 petioled, thin, obcordate, orange-warty beneath, at 

 least around the margin : fls. in loose usually compound 

 umbels, rosy. Trop. Amer. B.M. 2781, 3938. 



cc. The bulbs simple. 



14. tetraphyUa, Cav. (londxalis tetraphylla. Rose). 

 Lfts. mostly 4, 1 in. long, inversely deltoid, refuse, 

 each crossed by a purple band: fls. rather few in simple 

 umbels, lilac or rosy. Mex. Cav. Icon. 237. G.M. 39, 

 p. 403 (as 0. Deppei). L.B.C. 8: 790. 



15. Deppei, Lodd. (/oredxaKs Deppei, Small). Differs 

 chiefly in the lfts. being truncate instead of notched at 

 apex. Mex. L.B.C. 15:1500. 



16. lasiandra, Zucc. {londxalis lasidndra. Rose). 

 Lfts. .5-10, several inches long, oblong, spatulate, entire 

 at end, glabrous: fls. in crowded umbels, rosy crimson. 

 Mex. B.M. 3896. — Under the variously used name 

 "fioribunda" said to occur in the color varieties alba, 

 cxrulescens and lildcina. 



BB. Bulbs firm, u^u/dly fusiform: lfts. 3. 

 c. Fls. umbelled, large: acaulescent. 



17. Bowiei, Herb. (0. Bomieana, Hort. 0. purpitrea, 

 Hort.). Fig. 2690. Lvs. spreading and large, fleshy, 

 deep green; lfts. obovate, more or le.ss notched: fls. 

 bright rose-red. Cape. B.R. 1585. B. 1:25. R.H. 

 18.58, p. 120. Gn. 10, p. 1.59; 37:508. 



18. cemua, Thunb. (Bolboxalis cernua, Small). 

 Bermuda Bdttekcup. Fig. 2691. Lvs. ascending, not 

 very large or fle.shy, often purplish or mottled; lfts. 

 obcordate: fls. bright yellow. Cape. L.B.C. 12:1154. 

 B.M. 237. — A form with double fls. is var. plena, F.S. 

 19:1964. 



cc. Fls. solitary on bractless or H-bracted peduncles. 

 D. Lfts. broad, notched: nearly acaulescent. 



19. variabilis, Jacq. (0. grandiflora, Jacq. O. Idxxda, 

 Jacq. O. purpurea Idxula, Hort. 0. rigidula, Jacq. O. 

 su^giliita, Jacq. O. variabilis alhi flora, Lindl.). Hair>-: 

 lvs. petioled, rather fleshy, often purplish: fls. large. 



2689. Oxalis enneapliylla. < X ^2) 



white or shaded with rose, yellow at base. Cape. B.M. 

 1683. B.R. 1.505.— A form with deep rosy fls. is var. 

 riibra, Jacq. (O. purpiirea, Jacq. O. speciosa, Jacq. 

 O. venilsta, Lowe). B.M. 1712. A white form, var. 

 dlba, Hort., is grown. 



DD. Lfts. narrow or small: leafy-stemmed. 

 20. versicolor, Linn. (O. elnngnla. Jacq.). Glandular: 

 lvs. petioled, clust(^red at toj) of the st.: lfts. linear- 



