CL. II.3 DIANDRIA MONOGYNIA. 53 



lobed, tumid, with many seeds. Distinguished from V. agrestis, of which 

 it is perhaps a variety, principally by its bright blue flower, and many- 

 seeded capsule. Annual : flowers from April to September : grows in 

 cultivated fields : not very uncommon. V. agrestis, Eng. Bot. vol. xi. 

 pi. 783. Eng. Fl. vol. i. p. 24. 29. 



13. V. Buxbaumii. Buxbaum's Speedwell. Leaves all stalked, between 

 egg-shaped and heart-shaped, deeply serrate ; flower-stalks longer than 

 the leaves, always straight, or slightly curved at the tip when in fruit ; 



corolla longer than the calyx ; seeds cupped. Stems one or two feet 



long, procumbent, spreading, covered with soft white hairs : corolla very 

 large, light blue, streaked with darker lines : capsule inversely heart- 

 shaped, with four or five seeds in each cell. Differs from the two 

 preceding in its larger size and greater hairiness, as well as its larger 

 corolla. Annual : flowers from August to October : grows in cultivated 

 grounds where it has been introduced : rare. First described as British 

 by Dr. Johnstone, who found it near Berwick on Tweed. Oxfordshire ; 

 Kent ; Norfolk ; Northumberland. About Edinburgh, Glasgow, Dun- 

 fermline, Aberlady, &c. Eng. Bot. Suppl. pi. 2769. Brit. Fl. 4th ed. 

 p. 7. 30. 



14. V. arven'sh. Wall Chickweed Speedwell. Leaves heart-shaped, 



broadly serrate, lower ones stalked, upper lance-shaped, sessile. 



Stems nearly erect : leaves nearly sessile : corolla small, pale blue, with 

 deeper lines : capsule inversely heart-shaped, compressed, ciliated. An- 

 nual : flowers in May and June : on the tops of walls, in dry fields, and 

 among rubbish : common. Eng. Bot. vol. xi. pi. 734. Eitg. Fl. vol. i. 

 p. 24. 31. 



15. V. hederifolia. Ivy-leaved Chickweed Speedwell. Small Henbit. 

 Leaves broadly heart-shaped, five-lobed ; segments of the calyx heart- 

 shaped, acute, ciliated ; seeds cupped, wrinkled. Stems procumbent, 



spreading : leaves flat, generally five-lobed, the upper three-lobed, flowers 

 small, pale blue, with deeper lines : capsule two-lobed, turgid. Annual : 

 flowers from March to December : grows in cultivated fields, under 

 hedges, in woods and among rubbish : common. Eng. Bot. vol. xi. pi. 

 784. Eng. FL vol. i. p. 25. 32. 



16. V. triphyl'los. Upright or Trifid Chickweed Speedwell. Leaves 

 with finger-like divisions ; fruit-stalks longer than the calyx ; seeds flat. 



Stem three or four inches high, branched at the base : lower leaves 



undivided, opposite ; upper in three or five segments, alternate : flowers 

 deep blue : capsule inversely heart-shaped, compressed, hairy : style very 

 short: seeds egg-shaped. Annual: flowers in April and May: grows 

 in sandy fields : very rare. Norfolk and Suffolk. Eng. Bot. vol. i. pi. 

 26. Eng. Fl. vol. i. p. 26. 33. 



17. V. ver'na. Vernal Chickweed Speedwell. Leaves pinuatifid ; up- 

 permost lance-shaped ; fruit-stalks shorter than the calyx ; seeds flat. 



Stem from two to four inches high : leaves deeply divided, the middle 

 segment larger ; the divisions become less numerous as the leaves ascend 

 on the stem, the upper being simple : flowers small, light blue, with 

 deeper lines : capsule inversely heart-shaped, compressed, downy and 

 ciliated. Annual : flowers in April : grows in sandy fields : very rare. 

 First found by Sir John Cullum, about Thetford and Bury, Suffolk. 

 Eng. Bot. vol. i. pi. 25. Eng. Fl. vol. i. p. 26. 34. 



