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,' with eight stamens, ^ 



Epilobium spicatum. 



Fis:. 434. Flower. 



Fig. 435. Dehiscing fruit. 



EpiloHum spicatum. 



liMllMi 



Fig. 436. Seed (f). 



Fig. 437. Long. sect, of seed. 



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

 flexed,^ 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, d Buffon^ iv. 396. — Lysimachion 

 Tausch, loc. eit. — Crossostigma Spach, Nouv. 

 Ann. Mus. iv. 328. 



^ In the section Lysimachion (DC). 



2 The pollen has ' seeds loosely united four 

 to four ; papillae large, E. montantim, E. liirsu- 

 turn" (H. MoHL, Ann. Sc, Nat. ser. 2, iii. 332). 



3 As in Chamcenerium. 



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

 — Gren. et GoDR. Fl. de Ft: i. 576.— Oliv. Fl. 

 Tiop. Afr. ii. 486.— Torr. et Gr. Fl. N.-Amer. 

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

 Fl. Chil. ii. 346.-^0^. Mag. t. 76.— Walp. Eep. 

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



