54 ACAIIDA. 



the possessor of the Linnean herbarium has not 

 mentioned this curious fact. 



1. A. OBTUSIFOLIA Raf A. cannnbina MX. 

 and all hi& copists. Stem angular solid, leaves 

 on long petiols, lanceolate, base acute, end ob- 

 tuse, panicle of spikes foliose, bracts subsessile 

 capsules or fruits smooth with acute or obtuse 

 angles, (leaves lanceolate, capsules smooth with 

 acute angles MX.) In Virginia. As found fur- 

 ther North, it has broad lanceolate leaves, ob- 

 tuse entire, stem solid from 3 to 5 feet high, py- 

 ramidal, panicles foliose. Raf. Autikon. 4. Seen 

 alive. 



Var. retusa. leaves notched at the end. 



Var. pumila. Stem pedal simple, leaves lan- 

 ceolate. 



Var. procera. Stem much branched, 5 feet 

 high. 



2. A. SALICIFOLIA Raf. 1817. Stem solid, an- 

 gular above, leaves on long petiols, narrow lan- 

 ceolate mucronate, panicles foliose, capsules 

 granular 5 unequal angles obtuse tuberculate. 

 From Long Island to Ohio near streams. Stem 

 annual *2-4 feet high, leaves like willow. Raf. 

 Autikon 5. Seen alive. 



3. A. RTTSOCARPA MX tab. 50. Stem fistular 

 angular lofty, leaves on short petiols, acute, ov- 

 al lanceolate, capsules rugose with obtuse an- 

 gles. The place of growth not mentioned, 

 stem thick, 6 to 8 feet high, leaves acute at both 

 ends. 



4. A. ELLTOTI Raf. A. cannabina Elliot. 

 Stem subfistular, slightly angular, leaves on long 

 petiols, ovate lanceolate, subcrenulate, acute ; 

 panicle naked, capsules with 3 to 5 angles ob- 

 tuse or acute, slightly rugose. Banks of 

 streams in Carolina and Florida. Stem 4 to 8 



