. Annual report. New York State Museum; Science -- New York (State); Plants -- New York (State); Animals -- New York (State). 6o NEW YORK STATE MUSEUM (3) Larval cells each surrounded by a tube of cellular tissue differentiated from the general sub- stance of the galls; tubes may project from the surface in the matured gall (a) Tubes never project. Globose or elongate twig and branch gall, length to 5 cm, the wood hard, curled, the bark smooth and within concealed, rounded, subcompressed tubes, onQ. agrifolia, Q. chrysolepis. Bass. '81, p. 54 Cynipid. Callirhytis suttoni Bass. (i) Tubes pr
. Annual report. New York State Museum; Science -- New York (State); Plants -- New York (State); Animals -- New York (State). 6o NEW YORK STATE MUSEUM (3) Larval cells each surrounded by a tube of cellular tissue differentiated from the general sub- stance of the galls; tubes may project from the surface in the matured gall (a) Tubes never project. Globose or elongate twig and branch gall, length to 5 cm, the wood hard, curled, the bark smooth and within concealed, rounded, subcompressed tubes, onQ. agrifolia, Q. chrysolepis. Bass. '81, p. 54 Cynipid. Callirhytis suttoni Bass. (i) Tubes project like horns or spines Globose twig gall, irregular, woody, variable in size, with many hornlike pro- jections, occurs on Q. p a 1 u s t r i s, Q. i 1 i c i f o 1 i a, Q. d i g i t a t a and Q. nigra. PI. i, fig. 9. Osten Sacken '62, p. 251 Cynipid. Horned oak gall, Andricus cornigerus O. S. Clustered, fifty to one hundred, quadrate or hexagonal tubes somewhat resembling a honeycomb and arising from trunks of young red and scarlet oak, Q. rubra and Q. coccinea Beutm. 'iic, p. 197 Cynipid. Honey-comb twig gall, Dryocosmus favus Fig. 5&. White'cak club gall. Andricus c 1 a,v u 1 u E O. S. (Original) Abrupt, irregular, woody, tuberlike twig gall, at first smooth, later rough, with deep fissures and spiny, succulent tubes, diameter 12 to 30 mm, on Q. vi r- giniana. Ashm. '81, p. XXVI Cynipid. Andricus clavigerus Ashm. / Polythalamous, woody swellings at base of twig, eccentric on twig (grade to last group) A hard, knotty swelling at the base of small twigs and branches, length 9 to 18 mm, diameter 8 to 10 mm, on Q. a q u a t i c a. Ashm. '87, p. 144 Cynipid. Callirhytis aquaticae Ashm. Globular, irregular, somewhat elongate, single or clustered, polythalamous oak twig galls; individual galls, diameter 4 to 15 mm, the nutlike masses with a diameter of 40 mm, on Q. nana. Beutm. '07, p. 463 Cynipid. Andricus davisi Beutm. Subreniform, irregular, polythalamous, unilater
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