7SL DID YN AMI A. ANGIOF^PERMIA. 



M- ALATUS. Ell. Stem alatc; leaves petiolate, lance-ovate ; peduncles short; calyx teeth round, vnucronate> 

 Fl- Last of July, and after. Fr. mat. Latter end of September. 



Iiab. Low grounds; borders of rivulets: frequent 1 to 3 feet high: flowers bluish purple. 



242. CHELONE. Nutt. Gen. 538. 

 [Gr. Chclone, a tortoise; the flower resembling the head of that animal.] 



Cal. tribracteate. Cor. ringent, ventricose. Sterile filament short. Anthers vroolly. 5'eeds marginate' 



C. GLABRA. Ell. Leavesopposite, lance-oblong, acuminate, serrate; spike terminal, dense-flowered. 



F«/go— Snake-head. Shell-flower. 



Fl. Latter end of August, and afcer. Fr. mat. Middle of October- 



Hub. Borders of Swamps, and rivulets: frequent 2 to 3 fset hign: floweis white. 



Oi5= Pentstemon pubescens grows in the northern part of this county, near the Schuylkill; but I 

 have not found it in this immediate vicinity. 



243. EPIPHEGUS. Nutt. Gen. 549. 

 [Gr. Epi, upon, and PAeg-os, abeech; alluding to its parasitic connection with that tree.] 



Polygamous: Sterile flowers above: Cor. ring;ent, compressed, 4 cleft, lower lip flat. 



Ferti/e flowers below: CoR. minute, 4 toothed, caducous. Caps, rounaish, oblique, gibbous, 1 celled, ( 



E. AMERiCAiTOs. Nutt. Branching; naked; flowcrs alternate, distant, bracteate; root tuberous, squamose.( 

 Synon. Orobanche virginiana. Auctorum. Fw?g:o-Beech-drops. Cancer root. Squaw-root. 



ri. Beginning of September. Fr. mat. Middle of October. 



Hab. Woodlands, exclusively under Beech trecz: frequent. 6 to 15 inches high: flowers yellowish purple. 



Ob$. This singular plant,— which, in the words of Michaux, is always to be found "in radice Faot, 

 mc alicp plantce,"— possesses considerable astringency; and has been reputed a remedy m cancerous 

 aflfections, dysentery, &c. See Barton's collectiom. 



244. OROBANCHE, Nutt. Gen. 548. 



[Gr. Orohos, a vetch, and anchein, to strangle; being supposed injurious to leguminous plants.] 

 Cor. eubringent, tube recurved. Germ with a gland at the base. Caps, ovate, acute, 1 celled, 2 valved, 

 O- BiFLORA- Natt. Stems very short, squamose, often clustered; peduncles 2, or 3, scapeform, 1 flowered, 

 •Synon. O. uniflora. TVilld. Ph. Ell. &c. Fu/g-o-Broom-rape. 



Fl. Latter end of May. Pr. mat. Beginning of July. 



Hab. Hilly woodlands: along Brandywine: frequent. 3 to 6 inches high: flowers purplish white. 



Obs The whole of this delicate little plant is of a yellowish dirty white, or pale tan color; and irt it? 

 habit, or manner of growth, somewhat resembles the Monotropa,- except that the scape-hke peduncles are 

 plender and naked. 



b. Calyx i-clcft: rarely bifid. 



245. MELAMPYRUM. Nutt. Gen. 547. 



[Gr. JVfe/cs, black, and Pi/ros, wheit; its dark seeds somewhat resembling grains of wheat.] 



Cor. upper lip compressed, margin folded back; lower grooved, trifid. Caps 2 celled, oblique. Seeds oblong, 



M. LiNEARE. Ell. Lower leaves linear, entire; upper ones lancfolate, toothed at base; flowers axillary. 



Synon. M. americanum. Mx. Fw/go— Cow-wheat. 



Fl- Latter end of June. Fr- mat. Middle of August, and after. 



JIab. Barrens: abundant. 6 to 18 inches high: flowers greenish yellow, tingec] with purple. 



Obs. This plant seemtto be entirely restricted, in its habitat, to our slaty barrens,— where it is very abuB 

 dant. 



246. EUCHROMA. Nutt. Gen. 54? 

 [Gr. Eu, ^rell, or handsomely, and CAroma, color; in allusion to its showy, scarlet bractes.] 



Cal. spatheform, bifid, or 4 cleft. Cor. upper lip long, linear; lower short, trifid. Anthers linear, coherin 



E. cocciNEA. Ell. Stemleaveslinear.incised-pinnatifid, segments linear; bractes trifid; calyx bifid. 



Synon. Bartsia coccinea. Auctorum. F'^tf/g-o— Painted Cup. Red Robin. 



Fl. Last of April, and after. Fr. v.ct. Last of June, and cfier. 



Hah- Old meadows: borders of a>y&mps: frequent, 9 to 18 inchee high; flowers yellowish green; bractes red. 



