Report of Botanist and Entomologist. 



Puof. F. L. Harvey. 



Below is given an outline of the subjects considered by the di- 

 vision of Botany and Entomology during the past season. 



BOTANY. 



1. Germination Experiments. 



2. Testing varieties of grasses. 



3. Spraying Experiments for Apple Scab and Codling Moth. 



4. Spraying Experiments to determine minimum amount of 

 Paris Green for Potato Beetles. 



5. Causes of Potato Scab. Consideration of investigations by 

 Messrs. Bolley and Thaxter. 



6. Correspondence about Strawberries. 



7. Plantago lanceolata, Linn. Rib Grass or English Plan- 

 tain described and Illustrated. 



8. Leontodon autumnalis, Linn. Fall Dandelion considered 

 and illustrated. 



ENTOMOLOGY. 



9. Platysamia Cecropia, (Linn.). Cecropia Emperor-moth. 



10. Orgyia leucostigma, (Sm. & Abb.). White-marked Tus- 

 sock-moth. 



11. Hyphantria cunea, Urury. Fall Web-worm. 

 Tmetocera ocellana, (Schiff.). Eye-spotted Bud-moth. 

 Schizoiieura lanigera, (Hausm). Woolly-louse of the 



Red-humped Apple- 



12. 

 13. 



Apple. 



14. (Edemasia concinna, (Sm. & Abb.), 

 tree Caterpillar. 



15. Aaisopteryx pometaria, Harris. Fall Canker-worm. 



16. Clisiocampa sylvatica, Harris. Forest Tent-caterpillar. 



Plants of Economic Importance Received for Examination in 



1890. 



No. 



Common Name 



Scientific Name. 



From Whom. 



Depredations, &c. 



1 



Orange 

 Hawk weed. 



Field 

 Sow Thistle. 



Hieracium 

 aurantiacum. 



Geo. 8. Paine, 

 Winslow, Me. 



Weed in meadows. 



2 



Sonchus 

 arvensis, L. 



H.H.Cook, 

 Presque Isle. 



Weed in grain fields. 



3 



Reed. 



Phragmites 

 communis, Trin. 



M. F. Reed, 



Fast Bradford. 



Growing in low ground. 



4 



Black Knot. 



Plowrightia 

 morbosa, Saco. 



J. Q. A. Butts, 

 Canaan. 



Parasitic on cherry trees. 



5 



Oats. 



Avena sativa. 



Plantago 

 lanceolola, L. 

 Leontodon. 

 autumnalis. 



Joel Richardson, 



N. Newport, Me. 



Various Parties. 



Specimens turned yellow by 

 wet weather. No parasite. 



6 



Rib Grass or 

 Kng. Plantain. 



A weed in fields and 

 meadows. 



7 



Fall 

 Dandelion. 



Various Parties. 



Weed in fields, meadows and 

 along roadsides. 



