ORDER 73. ERICACEAE. 205 



00 - seeded, enclosed by the calyx. *> f> Lvs. alternate, petiolate. Flowers 

 white, in downy-canescent racemes. Bracts deciduous. 



1 . aluifolia L. Lvs. cuneiform-obovate, acute, acuminately serrate, green on both 



pities, smooth or slightly pubescent beneath ; racemes terminal, elongated, simple or 

 branched ; bracts subulate. Swamps, N. Eng. to Ga. 3 8f. Fragrant. July, Aug. 

 p. toHtenlosa. Lvs. tomentous beneath ; spikes pubpanicled ; fls. 3". S. Apr.-Jn. 

 y. Hcabro. Lvs. coarsely serrate, rough-downy both eides. Ga. (Bainbridge). Pet. 2". 



2 C. acumiiiata MX. Arborescent ; Ivs. glabrous, glaucous beneath, oval, acuminate, 



abruptly acute at base, finely serrate, on slender petioles ; rac. terminal, solitary ; 

 bracts long, caducous. Mts., Ya., Ky., to Car. 10 ISf. Lvs. 46'. July, August. 



23. ELLIOTTIA, Mulil. Calyx small, 4-toothed. Corolla of 4 petals 

 slightly cohering at base. Stamens 8, anth. sagittate. Style slender, with a 

 capitate, undivided stig. Caps. 3-celled, 3-seeded. ^ "With virgate-branched, 

 alternate, lanceolate, entire leaves, and terminal racemes of white flowers. 

 K. raeemosa Muhl. Dry, rich soils, S. Ga. 4 Sf. Racemes bractless. June. 



24. CYRILLA, L. Cal. 5-parted, minute. Pet. 5, distinct, spreading. 

 Sta. 5, anth. opening lengthwise. Style short, with 2 stig. Caps. 2-celled, 

 2-seeded, indehiscent. Seeds suspended. *> Branches irregularly whorled, 

 with entire, elliptic-oblanc. Ivs., and the white fls. in slender clustered rac. 

 C. racemiflora Walt. Sandy swamps, S. 12 ISf. Lvs. 23'. Rac. 4 G'. June. 



25. MYLOCARIUM, Willd. BUCKWHEAT TREE. Calyx 5-toothed, 

 minute. Pet. 5, obovate, obtuse. Sta. 10, very short, fil. thickened below. 

 Caps, corky, 2- or 3-wiuged, 3-celled, with 3 subulate seeds. 5 Very 

 smooth, with branches irregularly whorled, elliptical leaves, and. terminal 

 racemes of white, fragrant flowers. 



M. ligustrliium Willd. Borders of swamps, Ga. and Fla. 4 8f. April, May. 



26. PYROLA, Salisb. WLNTERGREEN. Cal. 5-parted. Pet. 5, equal. 

 Sta, 10, anth. large, pendulous, fixed by the apex, 2-horned at base, open- 

 ing by 2 pores at top. Style thick, as if sheathed. Stig. 5, appearing as 

 rays or tubercles. Caps. 5-celled, opening at the angles, many-seeded. H 

 Low, scarcely shrubby, evergreen herbs. Lvs. radical or nearly so, entire. 

 Scapes mostly racemous, from a decumbent stem or rhizome. Fig. 99. 



Stamens and style straight. Stigmas peltate, 5-rayed. June, July Nos. 1, 2 



Stamens ascending. Style declined and curved. Stigma 5-tubercled. . . (a) 



a Leaves dull (not shining). Petals greenish-white Nos. 3, 4 



a Leaves thick and shining. Flowers white or rose-colored Nos. 5, 6 



1 P. minor L. Lvs. round-ovate, repand-crenulate, longer than their petioles ; rac. 



spike-like ; corolla globular, including the short style. Woods, N. II., and N. July 



2 P secunda L. Lvs. broadly ovate, acute, subserrate, longer than the petiole; rac. 



secund ; cor. oblong ; style exserted. Woods. N. States. 5 8'. Lvs. near the base, 

 0. pumila (Paine). Lvs. nearly orbicular, thin ; scape 3-6-flowcrcd, 48'. N. Y. 



3 P. clilorantlia Swartz. Lvs. orbicular, crenulate, shorter (!') than the petiole ; 



scape tall (6 12'), few-flowered ; segm. of thecal. very short, obtuse ; pet. half-open, 

 oval, greenish ; anth. conspicuously tubular. Woods, N. States and Can. June, July. 



4 P. elliptica N. Leaves oval or elliptical, thin, longer than their petioles ; scape 



naked, 6-10-flowered ; sep. very short and obtuse ; anth. pores blunt ; fls. nodding, 

 fragrant. Woods, N. States and Can. 3-9'. Petioles white. June, July. 



