41 
2. PYRUS. 
1. P. COMMUNIS. Wild Pear Tree. April — May. Tree. 
Hedges north of York, sparingly. One stood five years ago near the 
third mile stone on the Scarbro’ road. 
The larva of Smerinthus ocellatus, (the Eyed Hawk ;) Mgeria Culiciformis ; and Mgeria Formici- 
for7nis, (the Flame-tipped Red Belt ;) feed on this tree. 
2. P. MALUS. Crab Tree. May. Tree. 
In most hedges, and frequently planted in hedge rows as trees. 
3. P. ARIA. White Beam Tree. May. Tree. ^ 
Thorp Arch woods. Rocks at Knaresbro’. (Mr. Brunton.) Rocks 
in crossing from Malham cove over the moors to Gordale. Down- 
holme scarr, near Richmond. In Crow Nest wood, three miles 
north west of Settle. Winch bridge, in Teesdale. 
4. P. AucupARiA. Mountain Ash. May. Tree. 
In mountainous woods and hedges, frequent. 
The larva of Acronycta strigosa may sometimes be found on this tree. 
On the different species may be found the larva of the following lepidopterous insects: — Vanessa 
PolycMoros, (the Large Tortoise-Shell;) V. Antiopa, fthe Camberwell Beauty;) several of which 
splendid insects have been taken in Yorkshire. Smerinthus ocellatus, (the Eyed Hawk;) JEge^-ia 
Culiciformis; M. For mid for mis, (the Flame-tipped Red Belt;) those two feed under the bark. 
Notodonta dromedarious, \scc. (the Small Iron Prominent ; ) Chaonia dodonea, (the Marbled Brown ;) 
Clisiocampa Neustria, (the Tree Lackey;) Hypogymna dispar, (the Gipsy;) Dasychira fascelina, 
(the Dark Tussock ;) D.pudibunda, (the Pale Tussock;) O rgyia antiqua, (the Vapburer;) Nudaria 
munda, (the Muslin;) Caradrina amhigua, (the Dotted Rustic;) Miselia compta, (the Marbled Coro- 
net;) Harpalyce 7-uhidata, (the Flame. ) Beating the blossoms in spring, affords to the Entomologist 
the richest harvest in Coleoptera and Diptera. The larva of Pyrochroa ruhens and coccinea, feed upon 
the decaying roots. 
ORDER XXX. GROSSULACEiE. 
1. RIBES. 
1. R, RUBRUM. Red Currant. May. ^2 
Hedges, woods and by the sides of brooks. Truly wild near Settle. 
(Mr. Tatham.) 
A small fungus, Stromatosphceria ribesia, may be found on the dead branches. 
2. R. PETR.EUM. Rock Currant. May — June. 
On the banks of the Swale, abundant. Amongst the limestone 
rocks between Malham cove and Gordale. Bracken brow, two miles 
west of Settle, on sandstone. Near Cotherstone. Egglestone, near 
Barnard Castle. 
3. R. ALPiNUM. Tasteless Currant. May. I 2 
About Bradford, and Thornton in Bradford dale, abundant. Woods 
near Richmond, plentiful. Woods and hedges near Fountain’s 
Abbey. Near Settle. Woods near Ripon. Near Apperley bridge. 
Hedges about Coxwold. Several places in Lunedale. In the woods 
at Helmsley. Londesbro’. Wood near Stainforth. Roche Abbey. 
Banks of the Greta. 
G 
