OF PERIODIC PHENOMENA. 



425 



Snake, ringed, comes a- 



broad Apr. 8 



couples 22 



Snap-dragon, great, fl. . June 11 

 Snipe, common, appears in 



plenty Oct. 1 



jack, arrives 3 



Snowdrop, fl Jan. 30 



Soap-wort, fl Aug. 12 



Soft-grass, meadow, fl. . . June 27 



Solomon's-seal, fl May 15 



Sorrel, common, fl 28 



Sow-thistle, fl June 16 



corn, fl July 3 



Sparrow, house, builds . . Apr. 10 

 second broods hatched July 2 

 Sparrows, house, collect in 



flocks Sept. 15 



Spearwort, great, fl June 26 



lesser, fl. 11 



Speedwell, common, fl. . . 8 



field, fl Feb. 4 



germander, fl Apr. 29 



ivy-leaved, fl Mar. 1 1 



spiked, fl July 7 



thyme-leaved, fl. . . May 9 



water, fl, June 19 



Spiderwort, Virginian, fl . . June 2 

 Spike- rush, creeping, fl. . . 18 



Spurge, caper, fl May 2 



Spurge-laurel, fl Feb. 5 



berries ripe July 1 



Spurrey, knotted, fl July 28 



Squinancy-wort, fl June 27 



Squirrel builds Apr. 23 



St. John's- wort, common,fl. July 4 



hairy, fl June 28 



large flowered, fl. . . July 15 



square-stalked, fl. .. 19 



Staphylinus, large black,ap. Aug. 15 



Star-of-Bethlehem, fl May 15 



Star-thistle, common, fl. . . July 25 

 Starlings, resort to build- 

 ings Jan. 21 



young broods fledged May 19 



collect in flocks .... Aug. 24 



Steropus madidus, ap . . . . Apr. 20 



Stinging-fly, ap May 29 



Stock- dove, note com- 

 mences Mar. 5 



lays Apr. 13 



note ceases Sept. 5 



Stone- crop, biting, fl June 22 



Stork Vbill, hemlock fl... May 11 



Strawberries, ripe June 22 



Strawberry, fl Apr. 26 



Succory, wild, fl July 10 



Swallow, first seen Apr. 19 



song commences .... 23 



builds May 7 



young broods fledged June 14 

 second broods fledged. Aug. 1 



song ceases Sept. 7 



last seen Oct. 14 



Swallows and Martins 



congregate .... Aug. 12 



Sweetbriar, 1 Mar. 21 



flowers June 21 



Sweet- William, fl 17 



Swift, first seen May 13 



young broods fledged . July 28 



last seen Aug. 8 



Sycamore, 1 Apr. 12 



flowers 29 



leaves fall Sept. 18 



stript Nov. 1 



Syringa, 1 Mar. 17 



flowers May 31 



turns yellow Sept. 20 



stript Oct. 29 



