Ord. 2.] PENTANDRIA DIGYNIA. 59 



135. GENTIANA. Gentian. 



1. G. Pneumonanthe, I. 20. (Marsh G.) Corolla bell-shaped, five- 



cleft. Flowers stalked. Leaves linear. 

 Moist turfy heaths, rare.*2£ . 8, 9. Stems a span high. Fl. large, 

 deep blue. 



2. G. acaulis, 23. 1594. (Dwarf G.) Flower solitary, five-cleft, bell- 



shaped. Stem quadrangular, about the length of the flower. 

 South Wales ; not native. If . 5. Fl. large, blue, very beautiful. 



3. G. verna, 7. 493. (Spring G.) Corolla five-cleft, salver-shaped ; 



crenate ; with a small appendage at the base of the segments. 

 Leaves ovate, crowded. 

 Barren mount. If . 4. Stem short, leafy, with 1 large vivid blue f I. 



4. G. nivalis, 13. 896. (Alpine G.) Corolla five-cleft, funnel-shaped ; 



the intermediate segments notched. Angles of the calyx even, 

 acute. Stem many-flowered. 

 Lofty mount, in Scot, extremely rare. 0. 8. Cor. slender ; tube 

 greenish ; limb bright blue. 



5. G. Amarella, 4. 236. (Autumnal G.) Corolla five-cleft, salver- 



shaped ; bearded in the throat. Segments of the calyx nearly 

 equal. Stem branched, flowering in every part. 

 Chalky past. 0. 8. Stem panicled, with many leafy br. Fl. violet. 



6. G. campestris, 4. 237. (Field G.) Corolla four-cleft, salver- 



shaped ; bearded in the throat. Two outer segments of the 

 calyx ovate, very large. 

 Gravelly past. 0. 9. Paler, and of more humble growth. Fl. pale 

 violet. 



[Hence to the end of Pentandria Digynia follows the entirely 

 natural Order of Umbelliferous Plants. They are generally 

 herbaceous, with leaves, for the most part, repeatedly compound. 

 Fl. white, reddish, or yellow. On dry situations they are aromatic 

 and wholesome ; but the aquatic kinds are virulent and dangerous.] 



136. ERyNGIUM. Eryngo. 



1. E. maritimum, 10. 718. (Sea E.) Radical leaves roundish, plaited, 



spinous. Heads stalked. Scales of the receptacle 3-cleft. 

 Sandy sea-shores. If . 7, 8. Glaucous, rigid. Pet. bright blue. 



2. E. campestre, 1. 57. (Field E.) Leaves clasping the stem ; ra- 



dical ones twice or thrice pinnatifid. Scales of the receptacle 

 undivided. 

 Past, near the sea; indigenous? If. 7,8. Green. Pet. white 

 or purplish, narrow, inflexed. 



137. SANlCULA. Sanicle. 



1. S.Europcea, 2.98. (Wood S.) Radical leaves simple, deeply lobed. 

 Flowers all nearly sessile. 

 Woods. If. 5. Lobes 3-cleft, shining. Urnb. capitate. Pet. whitish. 



