38;i FLORA OF TEXAS. 



ANAGALLIS, L. Pimpern^el. 



Low herbs, with wliorkd or opposite leaves, and axillary 

 peduncles ; calyx 5-parted ; corolla 5-parted, wheel-shaped, 

 longer than the calyx ; stamens b', filaments bearded; cap- 

 sule globose, opening transversely, many-seeded. 



A. ARVENSis, L. Stem 6' long, branching, spreading, 

 4-angled ; leaves ovate, sessile ; peduncles longer than the 

 leaves, nodding in ivmt;floivers red. Annual, 



•CENTUNCULUS, L. 



Small annuals; leaves minute, nearly sessile, axillary, 

 alternate ; floivers white ; calyx 4-parted'; corolla 4-cleft, 

 bell-shaped, shorter than the calyx ; stamens 4, beardless; 

 cap)sule globose, many- seeded, opening transversely. 



G. MiN^iMUS. Stem 1-5' long, ascending, branched, 

 3-angled ; leaves obovate, acute ; fioiuers often clustered. 



SAMOLUS, L. 



Marsh herhs, smooth and somewhat fleshy ; leaves alter- 

 nate, -entire; floivers small, white, in terminal racemes; 

 calyx 5-cleft ; the tube adherent to the base of the ovary ; 

 corolla 5-parted, salver-shaped, commonly with slender /^a- 

 ments interspersed ; stamens 5, included ; capsule 5-valved 

 at the apex, many-seeded. 



S. FLORiBUNDUS, Kunth. Plant 6-12' high, pale green, 

 at length much branched ; leaves obovate, the lowest tufted, 

 spreading, the others scattered ; racemes many-flowered ; 

 pedicels long, filiform, minutely bracted in the middle ; 

 capsule longer than the calyx, globose; floioers minute. 

 Br£^ckish marshes. 



S. EBRACTEATUS, Kunth. Stem l°-2° high, simple or 



