56 HORTUS GRAMINEUS WOBURNENSIS. 



SYNTHERISMA villosa, arm. villous, nat. Jamaica. Paspalus 



Jiliforme, R. S. Sys. Veg. i. p. 304. 

 serotina, ajin. late, nat. Carolina, in moist places. Paspalus sero- 

 tinus, R. S. Sys. Veg. i. p. 305. 

 CYNODON. Doob-grass. Generic character : cali/x of 2 lan- 

 ceolate, acute, {spreading, equal valves, shorter than the 

 corolla of 2 compressed very unequal valves ; Jioret soli- 

 tary; seed, coated with the hardened corolla. Sm. Engl. 

 Fl. i. p. 39. 

 Dactyhn, per. creeping Doob-grass, nat. Britain and the 

 East Indies. Sra. Engl. Fl. 95. Panicum daciylon^ E. 

 Bot. 

 maritirrms, per. sea Doob-grass, nat. S. Amer. Huuib. et Bonpl. 



Nov. Gen. et Spec. i. p. 137. 

 radiatus, per. rayed Doob-grass, nat. E. Indies. R. S. Linn. 



Sys. Veg. i. p. 411. 

 linearis per. f^ee Ci/nodon daclylon. " ISlil ease quam famosissi- 

 mam Indoram Durvant.'* R. S. Linn. Sys. Veg. i. p. 412. 

 Agrostis linearis, Retz, Obs. 

 stellatus, per. starry, nat. Island St. Helena. R. S. Linn. Sys. 



Veg. i. p. 4112. 

 virgatus, per. alternate-spiked, nat. India. R. S. Linn. Sys. 



Veg. i. p. 412. Poa Chinensis. Poa sessilis. 

 pilosus, per. hairy, nat. India. R. S. Linn. Sys. Veg. i. p. 112. 

 pracox. See Syniherisma pracox. 

 tenellus, per. small Doob-grass, nat. N. Holl. B. Prodr. i. 



p. 178. 

 polystachys, per. branched Doob-grass. R. S. Linn. Sys. Veg. i. 

 p. 113. 

 CRYPSIS. Crypsis. Generic character: calyx 2-valved, 1- 

 flowered, compressed, unequal ; corolla 2 valved, interior 

 longer than the calyx, exterior valve shorter than the calyx; 

 seed covered by tlie corolla, somewhat columnar. 

 alopecuroides, ann. foxtail-like crypsis, nat. Germ. August. 



Fl. Germ. i. 167. Host. i. 23. Fl. alopecuroides. 

 phalaroides, ann. triandrus, nat. Caucasus. 

 geniculata, ann. jointed, nat. Mount Olympus. R. S. Linn. Sys. 



Veg. i. p. 376. 

 aculeata, ann. diandrus, nat. shores of the Mediterranean. An- 

 thoxanthum aculealum, Linn. Suppl. 



