iEDiA. TRIANDRIA. MONOGYNIA. 35 



usually fertile. Gaert. ^q fruct. et seinin. II. p. 36. 

 Mich. Fl. I. p. 18. Nutt. Gen. I. p. 21. Boem, 

 &? Schult. Gen. 120. Valeriana sp. Lin, Va- 

 LERiANELLA De C a n (l. Nat. Ord. Dipsace^e 

 Juss, Valeriane^ De Cand, 



F. radiata Mich,: leaves spatulate-oblong, nearly en- 

 tire ; fruit pubescent, somewhat 4-sided, naked at the top, 

 Mich.X.c. FaA/ £nw7n. II. p. 21. Pt/r s /i F/. I. p. 28. 

 Elliott Sk. I. p. 42. Roem, <^ Schult. I. p. 363. 

 Valeriana radiata Willd, Spec, I, p. 184. Y, locusta t. 

 radiata Lin. sp.pl. 48. V. locmta Walt, Car, p. 66. 

 V. cauie dichotomo, &c. G ron, Virg. 10. 



Root annual. Stem mostly erect, about a foot high, dichotomous, 

 nearly round, slightly pubescent. Leaves opposite, rather ob- 

 tuse, finely ciliate on the margin. Flonvers in fastigiate co- 

 rymbs, with lanceolate bracts at the base, forming a kind of in- 

 volucrum. Calyx minute, 3 — 4-ioothed. Corolla pale blue, 

 gibb(jus at the base ; segments ovate, very obtuse. Stamens 

 long, exserted. Stigma simple, obtuse. 



Hab. In fields; near Albany. Eaton. In Pennsylvania. 

 Mu hie nb erg. May. I i.ave specimens collected by Capt. 

 Douglassj on Gross Isle, Detroit-river. 



26. IRIS. L. 



Corolla 6-parted ; 3 of the segments reflected, the 

 others erect or connivent. Style short, or 0. Stigmas 

 3, petaloid, covering the stamens. Capsule 3-celled, 

 3-valved, many-seeded. Gen. pi. 79. Nutt. Gen. I. 

 p.22. Juss.\).57. Roem.y Schult. Gen.l^:^. 

 L a m. III. t. XXXlll. Nat. Ord. Irides. Juss. 



Flag, Flower-de-luce. 



1. I. versicolor L. : flowers beardless ; stem terete, more 

 or less flexuous ; germen somewhat triangular ; leaves ensi- 

 form. 



a. sulcata : stem slightly compressed ; interior petals 

 longer than the stigmas ; germen with the angles distinctly 

 sulcate, sides concave ; capsule oblong, ventricose ; angles 

 indistinctly furrowed. I. versicolor Will d. Spec. I. p. 233. 

 excl. syn. D i 1 1, hort. Elth. t. 1 55. f. 1 87. Elliott SK 

 \. p. 45. Big. Med, Bot. t. 16. Walt, Car. p. 67. 

 1. virginica P urs h Fl. I. p. 29. excl. syn. Bot, Mag. 

 t. 703. Big. Bost. p. 12. I. americana stylo crenato, 

 Dili, hort, Elth, Uld5,L\Q7. 



