· V Adultemnts and Weed Seeds of Seed Samples. 29  
lg l and in cultivated fields. The leaves are still green in November A
gg in sheltered- situations, and the spikes; sometimes fourteen inches in Q
1 ‘ . length, their peduncles six inches, may be seen everywhere standing ‘§
hy erect and bearing capsules full of seeds. The capsule opens by a  
° circular cleft which appears below the middle, while in P. major, Q
VW another common species, it appears at the middle. The seeds of
E; S the latter, are smaller too, and the convex surface microscopically l iii
reticulate. hl \_ - 4 y i
- Buckhorn, Nanrogveleaved Plantain (Plantago Zanee0Zata).— J
» No more striking and common seed occurs in samples obtained in E
§· opr market. than tlia`t of buckhorn. It has from its commonness  
9- come to be the best known to farmers also. But before they became T
i- _ alive to the importance of keeping it from their meadows, it was WY
1- very thickfy sown in clover seeds over the State. It is a glossy,
ll . brown, elongate seed, with rounded ends, strongly convex on one
:t side, and deeply longitudinally channeled on the opposite side, a
ie A distirmt black dot, sometimes surrounded with a pale ring, in the t
— ’ / center of the channel. A broad, pale, longitudinal stripe extends
r along the middle of the convex surface, and is sometimes limited
at the sides by faint lines, of black. Old seeds may be nearly uni-
form black. The size ranges widely. Small examples measure, Z
e i ( 0.07 by 0.03 by 0.02 inch, while very large ones measure, 0.11 by {
s 0.05 by 0.03 inch. It has been found by me in red clover, mam- »
s V ( moth clover, allhlfa and timothy seeds. Fig. 22, A, B.
K V _ The plant is perennial. Its narrowly elongate leaves reach a V
1 ‘ y length of six inches and are borne on petioles almost as long. The
D peduncles bearing the compact but elongate spikes of flowers may
i · reach a length of two feet. The spikes are from a half inch to an
L F inch and a half long, by from a quarter to a half inch in diameter. i
{ a There are prggarbly few farms in the State in which it is not now ;
_ ` present. , . f
; Buckhorn. llracted Plantain (Plczntago at1·istala).——'lllie seeds I
` of this species are also.very common among seeds of red clover. In  
‘ shape they are very much like those of narrow-leaved plantain, but
’ are not glossy, and show at thc middle of the convex side a clearly
i defined impressed transveite line. The opposite face is deeply ex-