108 FLOWERS AND INSECTS—XXVI 
Diptera (21)—Syrph.: Allograpta ab, Mesogramma polita, 
Orthoneura nitida, Paragus bicolor fq, tibialis, Pipiza pulchella, 
Sphaerophoria ab, Syritta ab; Bombyli.: Anthrax alternata, Exo- 
prosopa fasciata, fascipennis; Tachin.: Alophora aeneoventris, 
Cistogaster pallasii fq, Cyphocera, Pachyophthalmus signatus, 
Phorantha purpurascens, Senotainia trilineata fq, Trichopoda pen- 
nipes; Sarcophag.: Helicobia helicis; Musc.: Morellia, Pseudopy- 
rellia. 
Lepidoptera (1)—Papilion.: Pontia. 
Hemiptera (1)—Core.: Chariesterus. 
Euphorbia preslii—Blooms June 30-October 26; 7 visitors 
observed, August 11, 24; Mi, W. 
Short-tongued Bees (1)—Halict.: Chloralictus tegularis 9, se. 
Other Hymenoptera (3)—Ozybel.: Notoglossa frontalis; Phil- 
anth.: Cerceris finitima; Chrysid.: Hedychrum parvum. 
Diptera (3)—Syrph.: Mesogramma marginata, Syritta, Bomb- 
ylu.: Sparnopolius. 
/ FUMARIACEAE 
m4 Dicentra cucullaria (2:125-6).—Blooms March 21—-May 5; 23 
visitors observed, April 9-30; Ma, W. 
Long-tongued Bees (14)—Ap.: Apis ¢, ab, n; Bomb. (9): 
Bombias auricomus fq, separatus fq, Bombus americanorum fq, 
consimilis, impatiens, ridingsii; Megachil.: Centrosmia ¢ 9, fq, 
Ceratosmia ¢ 9, Osmia collinsiae ¢'; Hucer.: Tetralonia belfragei J 
2, fq, dubitata ; Anthophor.: Anthophora <j, Emphoropsis ¢. 
Short-tongued Bees (1)—-Andren.: Andrena carlini ¢ 9. 
Diptera (1)—Bombyli.: Bombylius major fq. 
Lepidoptera (6, n)—Nymphal.: Anosia, Vanessa atalanta; 
Papilion.: Iphiclides, Jasoniades, Pieris; Hesperi.: Thanaos mar- 
tialis. 
GENTIANACEAE 
Frasera carolinensis (6:48, 8:142).—Blooms May 24-June 
22; 7 visitors observed, May 30-June 13; Ma, Y. 
Long-tongued Bees (4)—Ap.: Apis ab; Bomb.: Bombias sepa- 
ratus 9 8, ab; Bombus americanorum 9; Anthophor.: Anthemoessa 
oY, fq. 
Short-tongued Bees (1)—AHalict.: Curtisapis coriacea 9, sc, n. 
Other Hymenoptera (1)—Vesp.: Polistes pallipes. 
Lepidoptera (1)—Hespert.: Thorbyes pylades n. 
Gentiana andrewsii (13:577-8).—Blooms September 9—Octo- 
ber 20; 2 visitors observed, September 23, 29; Ma, R. 
