HOHTUS GRAMINEUS WOBURNENSIS. 287 



compound ; flowers upright, cylindrical. Sm. Engl. Fl. i. 

 p. 113. 



Obs. Root fibrous, tough, often twisted. Culm from six 

 inches to two feet high, according to the depth of soil it 

 gr9ws in ; bulbous at the base, with one joint. Leaves linear, 

 acuminated, channelled. Spikelets 3, seldom 4-flowered, of 

 a green and purple, or of a green, violet, and purple colour, 

 varying. A pedicle knobbed at the end rises from betwixt 

 the florets. Anthers of a beautiful purplish-blue colour, 

 pistil purple. E. Bot. 750 ; Flo. Ger. 269 ; Host. t. 8 ; Flo. 

 Dan. t. 239 ; Wither. Arr. 



German, Blaues-Pertgras. 



Native of Britain. Perennial. 



Experiments. At the time of flowering, the produce from a 



light sandy soil is 



Produce per Acre, 

 dr. qr. Ihs. 



Grass, 11 oz. The produce per acre 7486 14 



80 dr. of grass weigh, when dry 30 7 2807 9 4 



The produce of the space, ditto 66 3 



The weight lost by the produce of one acre in drying 4679 4 12 

 64 dr. of grass afford of nutritive matter 127 ,-v ~ g 

 The produce of the space, ditto 4 Of 3 



At the time the seed is ripe, the produce is 

 Grass, 10 oz. The produce per acre - 6806 4 



80 dr. of grass weigh, when dry - 40 7 3403 2 

 The produce of the space, ditto 80 3 



64 dr. of grass afford of nutritive matter 127 J^Q g ? 

 The produce of the space, ditto 333 



The weight lost by the produce of one acre in drying 3403 2 

 The weight of nutritive matter which is lost by leaving 



the crop till the seed be ripe, is 1584 



For the purposes of pasture or hay, the above details shew this 

 grass to be comparatively of no value. It is said that goats, horses, 

 and sheep eat it : I have laid it before cows and sheep, but they 

 turned from it : I have observed hares to crop the foliage in the 

 spring. The Rev. G. Swayne, in Withering's Arrangements, in- 

 forms us, that in the turf-moors below Glastonsbury, Somerset- 

 shire, it grows in great abundance. The country people make of 

 the straws a neat kind of besoms, which they sell to the neigh- 



