158 STXGENESIA. SLPERFLTJA. 



42. * gracilis. Leaves oblong'-lanceolate, Inclsely and 

 remotely serrulate, acute, subamplexicaule, neavl) smooth, 

 margin scabrous; stem minutely pubescent, summit co- 

 rymbose; peduncles filiform, 2 and 3-flowered, lateral 

 pedicells longer; caiix cylindric, imbricated, partly squar- 

 rose, scales linear-oblong, partly acute; rays about 12, lon- 

 ger than the calix. Hab. In the Savannahs of Kentucky 

 and Tennessee. Distinctly allied to the preceding and 

 also to the follo-.ving. Obs. Stem slender as in A. surm- 

 losuSf 12 to 14 inches hij;h, purpUsh. Leaves about 2 

 inches long, somewhat spathulate, entire, or serrulate, 

 opaque and ncn-eless. Corymb 6 to ll-fio\vercd, (I have 

 before me 4 specimens each of them 1 l-flowered), lateral 

 peduncles longer and divaricate, central flowers almost 

 sessile. Flowers pale blue and small, but twice the size of 

 the following. 



43. coiiyznide-'i. Leaves cuneate-oblong, acute, opaque, 

 G-nerved, serrate, uppermost nearly entire; stem simple, 

 smooth and rigid, summit corymbose; flowers glomei-ate, 

 sessile; calix cylindric, subsqnarrose; rays 5, shorter than 

 the calix. Hab. From Pennsylvania to Florida. /3. * plan- 

 tagiiiifoUus. Leaves 3-nerved, cnneate-ovate, acute, and 

 sessile, subserrate, radical spathulate; stem slender, upper 

 part pubescent, corymbose; fiowers distinct, pedicellate; 

 calix partly turbinate, somewhat squarrose; rays about 

 5, as long as the calix. Hab. In the forests of New Jersey. 

 A plant ever^- way smaller than the preceding, and much 

 fewer flowered. Seeds of both villous. Probably a dis- 

 tinct species? 



Ai.thyrsijlorns. -f-. 45. serotini/.f. 46. puniceus, 47. J!ori- 

 iiauhis." 4S. novi belgii. Scarcely distinct from the prece- 

 ding. 49. acuminaius. 50. drtic:i:ic:doidcs, 

 Flowers paniculated. 



51. amplexicaidls. 52. adulte'.'vuis. 5o. I^x^vigatiis. 54. 

 x-evsi color. 55. vvitahiUs. 56. lavis. 57* concinnus. 58. 

 reUidiJIorus. 59. tnrdifioriis. 60. buindus. 6l. Tradescanti. 

 62. reciirvatns. An extremely polymorphous and uncer- 

 tain species; panicle erect or curved, divaricate. 63. emi- 

 rcns. 64. laxiis. Scarcely distinct from the preceding. 65. 

 simplex. 66. pohiphijUus. 67. jwiceus. /3. A. lanceotatm. 

 68. fragiHs. 



69. jniser. Leaves sessile, cuneate-lanceolate, very acute, 

 serrate and scabrous, minutely pubescent; calix imbri- 

 cate, smooth, leaflets acute; disk of the corolla equal 

 \vilh the ravs; stem villous. Hab. In moist meadows, 

 near Philadelphia; common. Stem low and rigid, often 

 simple; flowers in short simple leafy, and axillary racemes, 

 partly secand apd sessile, the racemes sometimes conglc 



