r 1893.) Flowers and Insects. 273 
_ ofsmall size. On eight days, between May Ist and 17th, I 
_ observed the following visitors: — 
Hymenoptera—A pide: (1) Apis mellifica L.. %, s.; (2). 
_ Bombus americanorum F. 9, s.; (3) B. pennsylvanicus DeG. 
_ $85 (4) Synhalonia speciosa Cr. (=Melissodes dilecta Cr. 4) 
_ 8,8. freq.; (5) Ceratina tejonensis Cr. 4, s., (6) C. dupla Say 
_ $8%,s., freq.; (7) Osmia cognata Cr. 4, s.; (8) O. albiventris 
Cr. 9, s. freq.; (9) Nomada superba Cr. 9, s.; (10) N. annu- 
lata Sm. (=articulata Cr. nec Sm.) 3,-s:3 (11) No sage 
Rob. 3 9 s., freq.; (12) N. cressonii Rob. $; Andreni- 
_ @@: (13) Andrena violz Rob. 9, 83-014) Aram 
Rob. 6%,8.; (15) Agapostemon bicolor Rob. 2, s.; (16) 
A. radiatus Say 9, s.; (17) Augochlora pura Say 9, s., ab.; 
(18) Halictus pectoralis Sm. 9, s.; (19) H. forbesii Rob. 9, s.; 
(20) H. lerouxii Lep. 3, s. and c. p., ab.; (21) H. ligatus 
Say %, Sande. p. ; (22) H. fasciatus Nyl. 9, s. andc. p., ab.; (23) 
H. pilosus Sm. 9, s. and c. p., ab.; (24) H. confusus Sm. 9, 
_ *4(25) H. albipennis Rob. 9, s. 
Lepidoptera—Rhopalocera - (26) Phyciodes tharos Dru.; 
__ (7) Colias philodice Gdt., (28) Nisoniades brizo B.-L. 
e MELILOTUS ALBA Lam.—‘‘Adv. from Eur.”—The plant 
: Shem along side-walks. The stems rise from 6 to 12", 
| Es in height and bear a profusion of spikes crowded with 
| ti °ssoms. The flower measures about 4™ in length to 
nk ofthe keel. The calyx tube measures about 1™ In 
sy ‘o that the nectar is easily accessible to short-tongued 
S. The flower agrees in all essentials, except color, 
- Offcinalis, as described and figured by Mil- 
ype on of Flowers, 180. Miiller saw /. alba vis- 
livida —— mellifica L. %, Macropis labiata Pz. and Empis 
acta cr, ie 
ceria Epeolus fumipennis Say 4, s., freq.; (8) Nomada 
(14) H. lerouxii Lep. 9, s. and c 
* and c. p.; (16) H. fasciatus Nyl. % sige 
