OBSEHVATIONS ON SOILS. 



29 



Observations. — 1. Rain 6 to 8 p. m. Heavy dew in morning. 2. Rain 5 p. m. to 10 a. m. of the 3d. Tern. 53°. 

 3. Horse Chestnut buds at 8 a. m. Tern. M". 4. Heavy dew. 5. Rain early a. m. 6. Flower panicles of the Horse 

 Chestnut begin to appear. Rain from 2 to 4 p. m. thunder shower. 7. Rain early a. m. Thunder shower. 8. Buds 

 of the Black Walnut begin to swell. 9.Rain a. m. Tem. of rain 56°. Young twigs of Horse Chestnut from 9 to 11 

 inches long, those of the lilac from 10 to 14 inches long. 10. Rain a. m. 0.02. Rain 3 p. m. 11. Rain till late in 

 the evening. Tem. 48°. 12. Lilac in flower. Horse Chestnut begins to flower. 14. Rain early a. m. and p. m. 16. 

 Rain early a. m. Tem. 55°. 17. Heavy dew. 18. Heavy dew. 19. Rain from 9 to 11 p. m. Thunder shower. 20. 

 Rain 12 m. to 3 p. m. Tem. 71°. Thunder. 21. Rain 2 p. m. to 11 a. m. of 22d. Tem. 65°. Pinguicula vulgaris, 

 Polygala paucifolia, Uvularia sessilifolia and Convalaria bifolia in flower. 22. Rain p. m. 23. About § of the top 

 of the Black Walnut is dead. Horse Chestnut shedding its petals. 24. Erythronium albidum and americanum in 

 flower. 26. Slight shower. Viburnum roseum in flower. 26. Heavy dew. Tem. 66°. 27. Heavy dew. Tem. 58°. 

 28, Poa pratensis and Triticum repens begin to head. 30. Rain early a. m. to 4 p. m. anil from (> to 7 p. m Tem. 

 of rain p. m. 68". 



