266 
BRITISH GALLS 
PLATE XXVI 
no. 
Stems of Rubus plicatus, galled by the fungus Coniothyrium Fuchelii. 
(*.) 
PLATE XXVII 
Seed vessels and stem of Oenanthe crocata, with galls caused by the 
presence of the fungus Protomyces macrosporus. 
PLATE XXVIII 
Convolvulus arvensis, with the midribs of the leaves much hypertro¬ 
phied and distorted through the presence of Eriophyes convolvuli. 
PLATE XXIX 
1. Flowering stem of Hypochaeris radicata , with gall resulting from the 
presence of the larvae of Aulax hypochaeridis. (f.) 
2. Ditto, much galled and with abortive flower. (|.) 
3. Ditto, a transverse section, showing the larval cavities. ({.) 
4. Aulax hypochaeridis. (£.) 
5. 6. Stems and leaves of Nepeta hederacea, with galls resulting from the 
presence of the larvae of Aulax glechomae. (^.) 
7. Section of gall of A. glechomae, showing the larval cells. (^.) 
8. Larva, (f.) 
9. Aulax glechomae. (f.) 
PLATE XXX 
Leaves of Viburnum Lantana, with galls caused by the presence of 
the larvae of Oligotrophus Solmsii. The lowest leaves show the 
under surface of the galls, (f-.) 
PLATE XXXI 
Leaves and stems of Achillea millefolium, with galls caused by the 
presence of the larvae of Rhopalomyia millefolii. (f) 
PLATE XXXII 
Radical leaves of Sonchus arvensis , with galls caused by the presence 
of the larvae of Cystiphora sonchi. (|.) 
