468 



NATURAL HISTORY OF PLANTS. 



Ludwigia, at the level, or may fall short, of the summit of the ovary. 

 The flowers are tetramerous, regular or nearly so, 1 with eight stamens, 2 



Epilobium spicatum. 



Fig. 434. Flower. 



Fig. 435. Dehiscing fruit. 



Fig. 430. Seed (?). 



Epilobium spicatum. 





Fig. 437. Long. sect, of seed. 



the filaments of which are somewhat dilated at the base and de- 

 flexed, 3 and the slender style terminates in a stigmatiferous head, 

 enlarged in mass or divided into four lobes of very variable form. 

 The fruit is loculicidal and four-valved, and the seeds are finally 

 borne on a central column, free or nearly so. About fifty * species 



Spach, Suit, à Buffo», iv. 396. — Lysimachion 

 Tauscb, he. cit. — Crossostigma Spach, Nouv. 

 Ann. Mus. iv. 328. 



1 In tho section Lysimachion (DC). 



2 The pollen has ' seeds loosely united four 

 to four ; papilla; large, E. montanum, E. hirsu- 

 turn " (H. Mohl, Ann. Sc. Nat. sér. 2, iii. 332). 



3 As in Chumamerium. 



4 Reichb. PI. Crit. t. 170, 180, 189, 341, 342. 

 — Gren. et Godr. FI. de Fr. i. 576.— Oliv. Fl. 

 Trop. Afr. ii. 486.— Torr. et Gr. Fl. N.-Jmcr. 

 i. 486.— Hook. F.Man. N.-Zeal. Fl. 76.— C. Gay, 

 Fl. Chil. ii. 346.— But. Mag. t. 76.— W alp. Sep. 

 ii. 90 ; v. 665 ; Ann. ii. 534 ; iv. 678. 



