1898] FLOWERS AND INSECTS 243 
temas befruchtning 37, 64-5, 98. 1869. LZ. coerulea.—(4) Ricca, Osserva- 
toni sulla fecondazione incrociata dei vegetali alpini e subalpini. Atti Soc. 
lial. Sci. 14:255-6. 1871. L. nigra, xylosteum, coerulea.—(5) Miiller, 
Befruchtung der Blumen 361-4. 1873. L.periclymenum, caprifolium, tatarica, 
sylosteum.— (6) White, The influence of insect agency on the distribution 
a plants. Am. Nat. 7:271. 1873. L. periclymenum. (Just 1: 377.)—(7) 
Delpino, Ulteriori osservazioni II. 2 44, 114, 179, 276, 336; Atti Soc. Ital. 
Sti. 16: 192, 262, 327. 1873; 17:—. 1874. L. caprifolium, coerulea, xylos- 
 periclymenum, longiflora, sempervirens. (Just 2:893.)—(8) Lubbock, 
British wild flowers in relation to insects 108-10. 1875. L. caprifolium, 
periclymenum, aylosteum.—(g) Gray, Darwin on the effects of cross and self- 
fenilization in the vegetable kingdom. Am. Journ. Sci. & Arts III. 13: 133. 
1877. (Just 5*: 743.)—(10) Bonnier, Les Nectaires. Ann. Sci. Nat. Bot. VI. 
#372, 86, 138-9, 187, 192. 1878. L. fragrantissima, periclymenum, semper- 
‘wens, standeskii,— (11) Errera et Gevaert, Sur la structure et les modes de 
f€condation des fleurs. Bull. Soc. Bot. Belgique 17: 106. 1878. L. capri- 
flium.— (12) Dodel-Port, Die Liebe der Blumen. Illustr. Pflanzenleben 
Lief 4/5:185-240. 1880. L. periclymenum, (Just 8": 183.) —(13) Gray, 
Die F Botany 217. 1880. L. sempervirens, ornithophilous.— (14) Miiller, 
L 8 eng der Blumenthitigkeit der Insekten. Kosmos 9: 272. 1881. 
: Pigena. (Just 8: 148.)—(15) Miiller, Alpenblumen 394-9. Oink 
“a alpigena, coerulea, (Just 7%: 102.)—(16) Dufour, Existence de ten- 
fag certaines fleurs 42-6. Dissertation inaug. Lausanne. 1882. £. 
bias (Just 9°: 500.)—(17) Miiller, Weitere Beobachtungen 3:75. 1882- 
183, 7 um. (Just 9g": 526.) — (18) Miiller, Fertilization of Flowers 293-9- 
* 4. coerulea, periclymenum, caprifolium, tatarica, nigra, xylosteum, 
re Focke, Nageli’s Einwinde gegen die Blumentheorie, erlau- 
‘ : €n Nachtfalterblumen. Kosmos 14:299. 1884. Z. caprifolium, 
. - Freilan alee ee : 668.) — (20) Loew, Blumenbesuch see 
“ad i. rbuch Bot. Gartens Berlin 3:78, 90. 1884; 4:9 9- 
towers, B, olium, periclymenum, alpigena.— (21) Ingen, Bees mutilating 
- 1887 
~ 127229. I L. parviflora, grata, (Just 15°: 413-4 ) 
22) \ ihe 
s = Adaptation in the honeysuckle and insect visitors. Bot G 
oo (ust ie: 555.)—(23) Meehan, Contributions to the life 
(J of plants. II. Proc. Acad, Nat. Sci. Phila. 1888 : 279-83. LZ. japon- 
iisect yigip 23°) —(24) Meehan, Adaptation in the honeysuckle and 
j » Proc. Am. A. A. S. 1888:284. (Just 17°: 548.) —(25) Noll, 
: tmale Stellung zygomorpher Bliithen und ihre Orientirungsbe- 
Wega) Arbeiten Bot. Institut Wiirzburg 3: 189-252. 1888. (Just 
-Perforas: (26) Pammel, On the pollination of Phlomis tuberosa and the 
Pliny, jaa Owers. Trans. St. L. Acad. Sci. 5:254, 275: 1888. L, caprt- 
Mutilation = “eed grata, sempervirens, perforation.— (27) Schneck, 
- Towers by insects. Bot. Gaz. 13:39. 1888. L. sempervirens. 
die ho 
