264 The Flora of Wiltshire. 



Valerianella, (Moench.) Corn Salad. 

 Linn. CI. iii. Ord. i. 

 Name. A diminutive of Valeriana. 



1. V. olitoria, (Moench.) common Corn Salad, or Lamb's Lettuce. 

 — Olitorius is a Latin adjective used by Pliny and others to signify 

 " pertaining to a garden of pot-herbs ; " from olus, a pot-herb. The 

 English name Lamb's Lettuce, after a gardener of that name who 

 brought it into fashion as a salad. Engl. Bot. t. 811. St. 2, 3. 

 Reich. Icones, xii. 708. Fedia, Smith. 



Locality. Banks and cultivated ground especially in a light soil. 

 A. Fl. May. June. Area, 1. 2. 3. 4. 5. General throughout the 

 county. Flotvers pale blue, in round heads, none at the forks of 

 the stem. The leaves vary in form, and division. Frequently 

 cultivated as a salad. 



2. V. dentata, (Deitr.) tooth-calyxed Lamb's Lettuce. Fedia 

 Smith. Engl. Bot. t. 1370. Beich. Icones, xii 710. V. Morisonii 

 De Cand. 



Locality. Fields on clay, and chalk, not very common. A. Fl. 

 June, July. Area, 1. 2. 3. 4. 5. In all the Districts. Leaves 

 narrower than in the foregoing. Flowers smaller, purplish, almost 

 all from the forks of the smooth stem. Capsule not inflated nor 

 lobed. 



OEDER DIPSACACE^. 



DiPSACUs, (Linn.) Teasel. 

 Linn. CI. iv. Ord. i. 



Name. Dipsacus (Lat.) from (dipsao) to thirst, in allusion to the 

 leaves of the plant, which are so united as to hold water like a cup ; 

 whence also it is sometimes called Yenus' Kettle. 



1. D. sylvestris, (Linn.) wild Teasel. Engl. Bot. t. 1032. 



Locality. By road-sides, along moist hedges, on ditch-banks, 

 and in wet woods, and thickets. B. Fl. July, August. Area, 

 1. 2. 3. 4. 5. Distributed throughout the county. One of our 

 tallest herbaceous plants. The flowers expand in successive rings 

 or zones on the large oval heads, commencing about the middle of 

 each. This species afibrds a good example of what are termed 

 connate leaves. The leaves are opposite, and so united at the base 



