CATALOGUE OF BRITISH PLANT-GALLS 195 
Fungi 
Homop- 
tera 
9 9 
Fungi 
Homop- 
tera 
9 9 
Acari 
SAXIFRAGACEAE 
Chrysosplenium oppositifolium Linn. 107. Golden 
Saxifrage. 
Thickened, whitish, and roundish spots on the leaves, 
containing the hyaline teleutospores. June to September. 
Entyloma CHRYSOSPLEN1 I B. and Br. 445 
Syn. Protomyces chrysospienii B. and Br. 
Plowright, p. 291. 
Ribes Grossularia Linn. Gooseberry. 
Large reddish or brown blisters on the leaves. The 
aphides congregate in the concavities on the inferior 
surface. Aphis shining mottled green, with long antennae 
and pale green cornicles, the winged viviparous ? has a 
black head and yellow cornicles. 
Rhopalosiphum ribis Koch 446 
Buckton, ii., p. 1. Bd. Agric. Leaflet, No. 68 (revised 
1908). 
Large reddish-brown or yellow blisters on the leaves, 
which often curl up, especially on the top shoots. Aphis 
much resembles the preceding', but the winged viviparous 
¥ has an olive head and black cornicles. 
Myzus ribis Linn. 447 
Houard, No. 2789. Bd. Agric. Leaflet, No. 68 (revised 
1908). 
Fruit and leaves with thickened spots, reddish above 
and yellow below, containing the yellow aecidiospores. 
Akcidium grossulariae Gmelin 448 
Plowright, p. 263. 
Ribes rubrum Linn. Red Currant. 
Leaves blistered. See No. 446. 
Rhopalosiphum ribis Koch 449 
Buckton, ii., p. 1. Bd- Agric. Leaflet, No. 68 (revised 
1908). 
Apical leaves blistered and contorted. See No. 447. 
Myzus ribis Linn. 450 
Connold, Plant Galls, p. 101. Houard, No. 2808. 
Buds hypertrophied and deformed. Leaves and flowers 
are but rarely produced, and such are always atrophied. 
Eriophyes ribis Nalepa 451 
Syn. Phytoptus ribes Murray. 
Connold, Plant Galls, p. 101. Houard, No. 2807. 
