DIADELPHIA. DECANDRIA; n 



* 266. CROTALARIA. Nutt. Gen. 593. 



IGi- Krotalon, a rattle; alluding to the ripe seeds which become loose, aad rattle in the pods.] 

 Cor. banner obcordate, large; keel acuminate. Filaments with a dorsal fissure. Legume pedicellate, turgid. 



C. sAGiTTALis. Ell- Hirsute; erect; leaves lance-oblong; stipules sagittatCj acuminate, decurrent- 

 Fit/g-o— Rattle-box. 



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



Hub- Sterile, sandy soils: N. of Dilworthtown: not common. 4 to 12 inches high: flowers yellow. 



Ohs. In 1818, I observed this plant to be quite abundant in a small old field, of Jacob Bennett, onthe bigb 

 ground b. L. of Birmingham meeting-house: but have rarely met with it since. 



267. TEPHROSIA. Nutt. Gen. 622. 



[Gr. Tepliros, ash-colored; alluding to the cinereous, or hoary aspect of the plant.] 

 Cal. 5 cleft; segments subulate, nearly equal. Legume compressed, subcoriaceous. 

 T. viRGiNiANA. Ell. Hoary-villous; leaflets oval-oblong, mucronatc; raceme terminal, subsessile. 

 Synon. Galega virginiana. IVilld- Mahl. Mx. Fu/g-o— Cat-gut. Goats-Rue. 

 Ft. Latter end of June. Fr. mat. Last of September. 



Hab. Barrens; and Valley hilis: frequent. About 1 foot high: flowers yellowish white, tinged with purple. 

 Obs. This plant is almost exclusively confined to our slatv, barren woodlands, and the Gr^^at Valley hills 

 —where it is pretty frequent, growing in bunchps,or clusters. The flowers are large, and handsome The 

 filaments are sub-monadclphous—one being partially separated from the others, near the base- An inf"- 

 51011 of the long slender roots is a popular remedy for worms, in children. 



B. Filaments m 2 sets: mostly 9 together, and I separated. 

 a. Legume ma^iy-sccded. f Stigma pubescnit. 



268. PHASEOLUS. Nntt. Gen. 612. 



[Lat. Phaselus, a boat; in reference to the figure of the le:;ume.] 

 CoR. keel, with the stamens and style, spirally twisted. Legume compressed, falcate- Seeds renifortt;. 

 p. peren-nis. Ell. Voluble; leaves ternate, ovate,3 nerved; racemes in pairs, longer than the leaves. 

 Synon. P. paniculatus. M.t. F'//g-o— Wild Kidney Bean. 



F/. Latter end of July, and after. Fr. mat. Latier end of September. 



Uab. Rocky vi-oodland, South of JlilUown: rare. 4, toG or 8 feet long: flowers purple. 



Obs. The leaves are remarkably tenacious, on the under surface, by means of hooked hairs. I have only 

 met with this on the side of the road leading from Milltowa to West-town School. 



239. ROEINLi. Nutt. Gen. 620. 



[Dedicated to Joh7i and Vespasian Robin, father and son; French Botanist?.] 



Cal. small, 4 cleft; upper segment 2 parted. Cor. banner large, reflexed, roundish. Legume compressed, 



R. PSEUDACACiA. Ell. Leaves unequally pinnate; stipules spinescent; racemes pendulous; legumes smooth. 



Fu/g:o— Locust tree. False Acacia. 



Fl. Latter end of May. Fr- mat. Middle of September. 



H&b- Meadows; fence-row.s, &.c. frequent. 20 to 50 feet high: flowers white. 



Obs. A handsome and valuable tree, celebrated for the durability of its wood. The culture of it has 

 been much recommended, for posts of post*and-iaii iences, in preference to live hedrres; but this is stiil a 

 moot point among some of our best farmers. (See Memoirs Ptnn. A'^ric. Societij.) For inv own 

 part,I incline to prefer hedges —Although this tree is quite frequent here, it has never appeared to me 

 to be decidedly mdigeuous to this vicinity. 



i^ Stigma u'iihotit puhesccna. 



270. AFiOS. Nuit. Gen. 614. 

 tGr. Apios, a pear-tree; its tuberous root resembling the fruit of that tree.] 

 Cal. upper lip truncate, lower 1 toothed. Cor. keel falcate, reflecting the banner. Legume sub-teiete= 

 A. TUBERosA Ell. Voluble; leaves unequally pinnate; leaflets ovate-lanceol.ite; root tuberous. 

 Synon. Glycine apios. IFmd. 3Ix. .Miihl. Vulgo-Giomi nut. Wild Bean. 



Fl. Latter end of July. p,.. mat. Latter end of September. 



Hab. Woodlands, and thickets: Patton's: not common. 5 to Sfeet Ion?: flowers purplish brown. 

 Ohs. The tuberous root of this plant, it is sv.-S, formed an article of food t© tVr Vjo;--'n?5 of this couiUry.' 



