CATALOGUE OF BRITISH PLANT-GALLS 131 



OpUoglpssum vulgatnin Linn. 88. Adder's-tongue. ' 

 Diptera Elongated swelling on the upper surface of the frond, 

 about 15 mm. by 6 mm. ; numerous larval cavities, each 

 containing a greenish-white larva. 



Cecidomyia sp. 9 

 Swanton, Naturalist's Journal, igoi, vol. x., p. 124. 

 Connold, Plant Galls, fig. no. 



Diptera 



CONIFERAE 



Juniperus communis Linn. 78. Common Juniper. 

 Lepldop- Knotty swelling on the stem. 

 tera LoBESIA PERMIXTANA Hiibner 10 



Syn. Lobesia reliquana, Entom. Syn. List. 

 Houard, No. 133. 



Fusiform terminal growth resembling a large bud. It 

 comprises the three uppermost whorls of leaves and 

 occasionally the fourth. The leaves of the first (inner- 

 most) are shortened, of a chestnut-brown tint, and form 

 the larval cavity ; those of the second are a little longer, 

 carinated, and swollen at the base ; those of the third 

 (outermost) are of normal length, but enlarged and 

 thickened at the base. Larva solitary, orange. M. G. 



OUGOTROPHUS JUNIPERINUS Linn. 1 1 



Syn. Horrtiomyia juniperina Linn. 



Connold, Plant Galls, p. 245. Houard, No. 129. 



Little woody and hemispherical nodosity on the stem. 



Cecidomyia sp. 12 

 Fitch, 1883, p. 6. Houard, No. 134. 



Very apparent fusiform swellings on the branches and 

 stems, bearing the ligulate, compressed, pale orange 

 spore masses. April and May. Aecidiospores on 

 Crataegus monogyna and Pyrus communis. (Plate XIX.) 



Gymnosporangium clavariaeforme Jacq. 13 



Plowright, p. 233. Connold, Plant Galls, fig. 142. 



Tazus baccata Linn. 17. Common Yew. 



Artichoke-like growth at the termination of a twig, 

 consisting of numerous shortened, soft leaves ; externally 

 a slightly lighter shade of green than normal, internally 

 discoloured. Contains a single red larva. M. G. 



0LIG0TR0PHU3 TAXI Inchbald 14 



Syn. Cecidomyia taxi Inchbald. 



Connold, Veg. Galls, pi. 88; Plant Galls, fig. 330. 

 Houard, No. 150. 



Fungi 



Mptera 



