CYNODON. PHALARIS. 389 



[3. S. glauca (Beauv.) ; pan. spikelike, involucral bristles 

 with ascending teeth, pales transversely rugose. Weybridge, 

 Surrey. Mr. Borrer. A. IX.] E. 



Tribe II. Chloridea. 



4. CYNODON Rich. 



1 . C. Dactylon (Pers.) ; spikes 3 5 digitate, pales smooth 

 edges and keel slightly ciliate, 1. downy beneath, barren shoots 

 prostrate. E. JB. 850. P. 72. Creeping. Flowering st. 46 

 in. high, ending in a cluster of spreading many-fl. slender spikes. 

 Spikelets purplish. L. on the long branched barren shoots flat, 

 spreading; on the others usually folded. Sandy shores. Dorset. 

 Devon. Cornwall. P. VIII. E. 



5. SPARTINA Schreb. 



1. S. stricta (Roth); 1. jointed to their sheaths falling short 

 of the spikes, spikes 2 3, rachis scarcely extending beyond the 

 last spikelet, outer gl. hairy. E. E. 380. St. 12 feet high. 

 L. narrowing to the base where they easily separate from their 

 sheaths. Spikes pressed close together. A remarkably rigid 

 plant. Muddy salt marshes. P. VIII. E. 



2. S. alterniftora (Loisel.) ; 1. continuous with their sheaths 

 equalling or exceeding the spikes, spikes many, rachis produced 

 beyond the spikelets and flexuose, outer gl. glabrous. E. B. S. 

 2812. P. 75. St. 23 feet high. L. broadest at the base and 

 not separating from their sheaths more easily than at any other 



fart. Spikes pressed close together. Mud-flats in the river 

 tchin at Southampton. P. VIII. E. 



6. KNAPPIA Sm. 



1. K.agrostidea($m.}. E.B.I 127. P. 73. Sturmia minima 

 Hoppe in St. 7. 1. Chamagrostis Koch. Mibora verna R. An 

 elegant but very small grass. Root small, fibrous. St. many. 

 L. short, rough. Spikes slender; spikelets 5 10, sessile. Pale 

 shorter than the glumes, hairy, truncate, ragged. Mibora 

 (Adans.) is the oldest name, but I have thought it better to fol- 

 low Smith. Sandy maritime pastures, rare. A. III. V. E. 



Tribe III. Phalaridea. 



7. PHALARIS Linn. Canary-grass. 

 *1. P. canariensis (L.); pan. ovate spikelike, gl. winged o^ 



