222 51. GENTIANACE.E. 



of the cor. oval obtuse. E. B. 2305. E. chloodes Gren., not 

 E. linariifolia. See Fr. Sum. 554. St. 26 in. high. In- 

 florescence usually trichotomous, dense ; branches sometimes 

 elongated. Radical 1. narrow, many. Sandy sea-shores. A. 

 VII. VIII. 



3. CICENDIA Adans. 



1. C.filiformis (Reich.) ; cal. bell-shaped with 4 ovate acute 

 lobes, st. thread-shaped forked. Exacum Sm., E. E. 235. Mi- 

 crocala Griseb. St. 1 4 in. high. Radical 1. linear-lanceolate, 

 stem-1. subulate, all sessile. Fl. yellow, solitary, on long stalks. 

 Damp sandy places. A. VII. VIII. E. I. 



[2. C. Candollii (Griseb.) ; cal. 4 -parted with linear adpressed 

 segments, st. slender branching from its base. DC. Icon. Gall. 

 t. 16. St. much branched throughout, 1 4 in. high. L. all 

 narrowly linear-lanceolate. Fl. pink. On spots sometimes 

 flooded. Paradis, Guernsey. Capt. GosseUn. A. VI. VII.] 



Tribe III. Swertiea. 



4. GENTIANA Linn. Gentian. 



1. G. Amarella (L.); cor. salvershaped 4 5-cleft bearded in 

 the throat, cal.-lobes 5 nearly equal lanceolate, 1. sessile ovate-lan- 

 ceolate, radical 1. obovate. E. JB.236. -Very variable in size and 

 in the number of the flowers, 3 12 in. high, erect. St. square, 

 much branched. Fl. pale purple. Caps, stalked or sessile. Cor.- 

 tube obconical or subcylindrical. There are two forms, the G. 

 Amarella and G. germanica of authors. The latter has usually 

 stalked caps, and larger and obconical flowers. Dry calcareous 

 fields. A. VIII. IX. 



2. G. campestris (L.) ; cor. salvershaped 4-cleft bearded in the 

 throat, cal.-lobes 4, 2 outer ones very large ovate, 1. elliptic-ob- 

 long. E. B. 237. St. 310 in. high. Fl. blue, tube of the co- 

 rolla slightly thicker upwards. Caps, nearly sessile. Upper 1. 

 and sepals pointed. Dry limestone hills. A. VIII. IX. 



3. G. nivalis (L.) ; cor. salvershaped 5-cleft with minute inter- 

 mediate bifid lobes, throat naked, cal. cylindrical with 5 keeled 

 angles, 1. ovate lowermost broadly elliptical. E. B. 896. St. 

 erect, slightly branched, 2 6 in. high. Fl. bright blue. Sum- 

 mits of Highland mountains, very rare. A. VIII. S. 



4. G. verna (L.) ; cor. salvershaped 5-cleft with small inter- 

 mediate bifid segments, throat naked, cal. with prominent angles 

 and sharp teeth, 1. ovate lower ones crowded, st. ccespitose single- 

 flowered with 1 or 2 pairs of leaves. E. B. 493. St. 40. 12. 



