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SYNGENESIA iEQUALIS. 269 



latis, acutis ; ramulis I lanceolate, acute, 



nudiusculis iinifloris ; branches naked, one 

 involucris globosis ; ! flowered: involucrums 



. ' 



squamis muticis. | globose; scales un 



. armed. 



Pursh, 2. p. 499. 



Cirsium muticum. Mich. 2. p. 89. 



Stem tall, slender, branching. Leaves deeply sinuate, the segments 

 sometimes 3-lobed ; lobes acute and spiny, pale, hairy, and when young 

 lanugmous underneath. Flowers in globose heads. Scales or leaves of 

 the involucrum lanuginous, the lower ones armed with spines, the upper 

 simple, acute. CoroZ/a purple. 



Grows in the mountains of Carolina and Georgia. 



Flowers July — September. 



3. Repandus, Mich. 



F 



foiiis amplexi- | Leaves amplexi- 



caule, narrow, oblong, 

 slightly and obtusely 

 sinuate, with nume- 

 rous small snines. lan- 



caulibus, angusto-ob 

 longis, laevissime ob 



tuseque sinuatis, sp 



nulis crebris 



g 



nosis ; ramis unifloris, i uginous; branches 

 foHosis : involucri flowered, 



squam 





of the involucrum 



ectis, spinula arista- i ceolate, erect, armed 



tis 



ith a spine 



- Cirsium Repandum. Mich. 2. p. 89. 



Stem erect, about 2 feet high, sometimes divided, but generally simple, 

 and bearing one terminal flower, very lanuginous. Leaves oblong, nar- 

 row, slightly sinuate, repand, very closely fringed with spines, slightly dis- 

 coloured and lanuginous underneath, 2—3 inches long and about half an 

 inch wide, perhaps larger near the root. Involucrum somewhat cylindri- 

 cal, scales ovate-lanceolate, very acute, terminating in a short spine, slight- 

 iv lf""S?nous. Corolla tubular, much longer than the involucrum, ilcep- 



Iff n r ' !^"^^* purple. Receptacle bristly. ' Seed crowned with a beau- 

 tifully feathered pappus. 



Grows in dry pine barrens in the middle districts of Carolina and Geor- 

 flowers June— July- 



> 



-^1 



