292 Trans. Acad. Sci. of St. Louts 
In their first visits bees may effect self-pollination. In 
the absence of insects self-pollination may occur by the 
pollen falling upon the slightly projecting rim of the 
stigma. F’. 22-Ap. 24, 26 species and 68 individuals ob- 
served, Mr. 16, 23, Ap. 5. 
Lone-roneveD Bres (5:25)—Anthophor.: Empho- 
ropsis ¢, sc, 7; Bomb.: Bombias separatus %, se, 1, 
Bombus impatiens ? %,sc, 9; Xylocop.: Xylocopa micans 
@, 1, X. virginica ¢ ¢°, 7. SHort-roncueD Berss 
(3:7, 2 )—Halict. (sc): Agapostemon 5, Evylaeus pecto- 
ralis 1; Prosopid.: Prosopis flammipes 1, type. OTHER 
Hymenoptera (8:17)—Eumen.: Leionotus apopken- 
sis 1, L. megaera 2, Monobia 5; Scoli.: Campsomeris 
plumipes 2, C. quadrinotata 4; Vesp.: Polistes ameri- 
eanus 1, P. pallipes 1, P. rubiginosus 1. Drprera 
(2:3)—Musc.: Chrysomyia 1; Syrph.: Milesia 2. Leri- 
DoPTERA (8:16)—Hesperi.: Cocceius 1, Epargyreus 1, 
Goniurus 1; Thanaos juvenalis 1; Papilion.: Papilio cres- 
phontes 2, P. marcellus 3, P. philenor 6, P. troilus 1. 
Gayussacia Hrrrenza, Ma., W.—F. 17, 18, 9 species and 
28 individuals were observed at Orlando. 
Lone-ronevep Bess (1:1 2 )—Bomb.: Bombias separa- 
tus 1. Swort-roncurp Brxs (1:5 ¢)—Halict.: Augo- 
chlora fulgida 5. Oraer HyMEnoprera (7 :22)—Eumen. 
(at holes, n): Eumenes smithii 1, Leionotus histrio 3, 
Odynerus 7, perforating; Scoli.: Campsomeris plumipes 
LG. ae ear ce! Q iat (at holes, n): Polistes ameri- 
canus 4, P. pallipe 
Preris Nirma, Ma., R.—The stems rise one OF 
two metres and the wie of the branches are crowded 
with pendulous flowers. The corolla is cylindraceous 
