1888. | BOTANICAL GAZETTE. ae 
first, pushing them back, and receiving fresh pollen. At the 
same time the stigma is being brought in contact with the old 
pollen as the bee presses it on its way in. Soasomewhat 
similar result to that produced by different times of develop- 
_ Mentis secured. The upper pair of anthers, at first close — 
together, separate later, as if to avoid contact with the stig- 
mas. Various gradations to flowers fertilizing themselves in 
the bud occur, in some of which the corolla never opens. a 
Stachys cordata in the bud has style and filaments curved _ Re: 
a pollen they move backward under the upper lip, and the © 
__. Inner stamens move forward to shed their pollen in turn, — 
____ These also take their position under the upper lip, and the_ 
y 
. 9 ’ 
this makes it appear as though the inner stamens moyed for- 
ward a little. Bees fertilize the flower. 
EXPLANATION OF PLaTE VIII.—1. Proralea Onobrychis; a,b, anterior — 
and lateral view; c, a lateral view, the petals of one side being removed ; 
1, petal of the keel and one of the wings attached. ~ ) “tae 
_ * Lespedeza violacea ; a, b, anterior and lateral views; ¢, the andree- 
“um with the tip of the style projecting. . eet 
neacilag: odiwm canescens; a,b, anterior and Jateral views; ¢ flower ce 
With the keel sprung: d, andrcecium with the style projecting. : 
4. Scrophularia nodosa ; a, b, horizontal and vertical sections of a bud. ; 
_ 5. Mimulus alatus ; a, the flower ; b, a vertical section ; ¢, an horizon- 
a section seen from below. : ae 
6. Silene 2 regia ; a, b,c, successive stages in the coiling of the sty les. 
7. Monarda fistulosa ; a, b, female and male states. 2 
_ 8. Pycnanthemum lanceolatum ; a,b, male and female states; ¢, lateral a 
view of male state ; d, vertical section of the bud. oe 
' Brunella vulgaris ; a, vertical section of bud; 5, tip of style 5 i 
at Tecoma radicans ; a, horizontal section seen from below; b, verte 
tal section of bud. ; 
R 
