Caricography. 249 



No. 153. C. lanceata, D. 

 Tab. X. fig. 77. 



Spicis distinctis, staminifera solitaria vel ternis cylindracea erecta, 

 pistilliferis subbinis tristigmaticis cylindraceis erectis sub-approxima- 

 tis pedunculatis sub-laxifloris bracteatis ; fructibus ovatis obtusis pla- 

 no-convexis vix rostratis Isevibus, squama lato-ovata lanceolata bre- 

 vioribus. 



Culm about a foot bigh, erect, leafy, triquetrous, sub-scabrous ; 

 upper leaves long as the culm, lower ones shorter, and all sheathing 

 towards the base ; bracts leafy ; stigmas three ; staminate spikes 

 1 — 3, erect, cylindric, with obtuse and oblong brown scales ; pistil- 

 late spikes about two, cylindric, rather loose-flowered, not very re- 

 mote, pedunculate, with short sheaths ; fruit ovate, obtuse, scarcely 

 rostrate, orifice entire, flat below and convex above, smooth ; pis- 

 tillate scale broad ovate, long-lanceolate, surpassing the fruit, dark 

 brown, green on the keel ; color of plant light green. 



Found at Cumberland River by Dr. Richardson. The fruit and 

 scale remove it far from C. Gray ana, which it much resembles in 

 several particulars. 



No. 154. C. fuhicoma, D. 

 Tab. Y. fig. 78. 



Spiculis androgynis distigmaticis superne staminiferis conferto-ag- 

 gregatis subquinis parvis ; fructibus ovatis obtusis compressis laevi- 

 bus, squama lato-ovata obtusa paulo longioribus. 



Culm four inches high, erect, large, smooth, striate ; leaves radi- 

 cal, flat, grassy, striate, surpassing the culm ; spike compound, ob- 

 long, stigmas two ; spikelets several, staminate above, sessile, closely 

 set together, with lower scale broad-ovate and lanceolate like a 

 bract ; fruit ovate, obtuse, compressed, smooth ; scale broad-ovate, 

 obtuse, tawny, membranaceous on the edges, and a little shorter 

 than the fruit. Whole plant is yellowish, short, thick, singular in 

 form, with the root tapering and perpendicular, and all the parts very 

 large in proportion to the height of the plant. 



Found by Dr. Richardson on the sea coast of Arctic America. 



No. 155. C. nigricans, Meyer. 

 Tab. Y. fig. 79. 

 Spica unica superne staminifera tristigmatica densa, squamis ob- 

 longis obtusis ; fructibus densis sub-divergentibus ovatis sub-trique- 

 tris acutis rostratis, squamam oblongam obtusam asquantibus. 

 Vol. XXIX.— No. 2. 32 



