^ITMOSPKRMUM. PENTANDRIA. MONOGYNIA. 203 



Root perennial. Stem 2 feet high, much branched, scabrous. 

 Leaves 2 — 3 inches long, with very prominent veins beneath. 

 Flowers axillary, soliiary, on pedicels which are at lengtli cla- 

 vate. Calyx thrice as long as the ripe seeds; segments linear, 

 very hairy. Corolla pale yellow. Seeds white and shining, 

 ovate, acute, but one or two ripening in each calyx. 



Hab. Plainficld, Massachusetts. Porter. Litchfield, Con- 

 necticut. Brace. In Pennsylvania and New-York. May. 

 Muhlenberg. Introduced ? 



P. latifolium of Michau x, I think, is a distinct species, 

 having ovate, acuminate leaves, and deeply punctate seeds. 

 Muhlenberg and l.ehmann have united it to L. offi' 

 cinale. 



3. L. marilimum L e h m. : very smooth ; stem procum- 

 bent, branched ; leaves oval- spathulate, fleshy; corolla scarce- 

 ly twice the length of the calyx. Lehm. Asperif, p. 291. 

 PuLMONARiA maritima L. W ill d. Spec. I. p. 770. Eng. 

 Bot.t36S. ?, parviflora Mich. Fl.l.p. 131. Pursh 

 Fl. I. p. 56. R. ^ S. 1. c. p. 56. 



Root perennial. Stem diffuse, much branched. Leaves mi- 

 nutely acuminate. Peduncles lateral, 1 -flowered. Corolla 

 su"bcampanulate, blue. 



Hab. On the sea-shore of New-England. July. Pursh. 



4. L. deniiculatum Lehm.: stem erect; leaves ner- 

 vose, subglabrous, acute ; margin scabrous with minute teeth j 

 radical ones ovate ; those on the stem oblong ; segments of the 

 calyx denticulate on the margin. Lehm. Asperif. p. 294. 

 VvLiAONAKiA deyiticulala R o em. <^ S c hu 1 1. \\ . p. 746. P. 

 sibirica Pursh F/. 1. p. 729. (excl. syn.) M xi'h I. Cat. p. 

 18. 



Root perennial. Stems numerous, 6 — 12 inches high. Leaves 

 punctate above; the radical ones on long petioles ; those on 

 the s^em sessile, atcenuated at each extremity. Peduncles 

 many-flowered. Calyx very short, 5-parted; segments ob- 

 long. Corolla purple. Style exserted ; stigma very minute. 

 Lehm. 



Hab. In New-York. June. Muhlenberg. Resembles 

 PuLMONARiA virginica. Pursh. 



5. L. canescejis Lehm. : stem, erect, simple, villose : 

 leaves oblong, obtuse, silky above, subvillose beneath ; tube 

 of the corolla as long agai'n as the calyx. Lehm. Asperif. 

 p. 305. Batschia canescens Mich. Fl.l.p> 130. t. 14. 

 Pwr sA F/. I. p. 132. £/ /io f / ^A-. I. p. 227. Roem. 

 4- Schull. IV. p. 53. & 743. Anchusa canescens Muhl. 

 CM' p. 1 8. A. virginica L. Sp. pi. I. p. 191. fV illd. Spec. 

 1. p. 758. A. floribus sparsis, caule glabrc Gr on. Virg, p. 

 24^ 



