66 20. LINAGES. 



Order XX. LINAGES. 



Sep. 4 5, persistent, imbricate. Pet. 4 5, twisted in aesti- 

 vation, clawed, fugitive. Stain, as many as the pet., connected 

 into a hypogynous ring with intermediate teeth (abortive sta- 

 mens). Ovary with about as many cells and styles as the sepals, 

 stigmas capitate. Caps, generally tipped with the hardened base 

 of the styles, with 3 5 complete dissepiments (of 2 membranes), 

 and 4 5 incomplete dissepiments. Seeds 1 in each spurious 

 cell, pendulous, with albumen. L. without stipules, alternate. 



1. LINUM. Cal. of 5 sepals. Pet. 5. Stam. 5. Styles 5. 

 Caps, with 10 cells and 10 valves. 



2. RADIOLA. Cal. of 4 sepals, connected below, deeply trifid. 

 Pet. 4. Stam. 4. Styles 4. Caps, with 8 cells and 8 valves. 



1. LINUM Linn. Flax. 



* Leaves scattered. Margins of the sep. not glandular. 



1. L. anaustifolium (Huds.); caps, downy within, sep. ellip- 

 tical pointed ciliated, 1. linear-lanceolate, st. many. E. B. 381. 

 Fl. pale blue. St. 1 2 feet high, lax, branching irregularly. 

 Sandy and chalky places. P. VII. E. I. 



*2. L. usitatissimum (L.) ; caps, glabrous within, sep. ovate 

 pointed ciliated, 1. lanceolate, st. solitary. E. B. 1357. St. 26. 

 12. Fl. blue. St. 1 H foot high. Sep. 3- veined. /3. crepi- 

 tans (Schub.) ; smaller and more branched, caps, opening with 

 elasticity, seeds paler. In cultivated fields. A. VII. Common 

 Flaw. 



3. L. perenne (L.); sep. obovate obtuse obscurely 5-veined 

 glabrous, 1. linear-lanceolate, s_t. many, fruitstalks erect. E. B. 

 40. Fl. blue. St. 12 ft. long, erect or decumbent. Chalky 

 places. P. VI. VII. E. L 



** Leaves opposite. 



4. L. catharticum (L.) ; sep. elliptical pointed, L opposite ob- 

 ovate, upper 1. lanceolate. E. B. 382. Fl. white, small ; sep. 

 serrated ; pet. acute. St. one or more, slender. Panicle forked, 

 spreading. In dry pastures. A. VI. VIII. 



2. RADIOLA Gmel. Flax-seed. 



1. R.mille(/rana(Sm.).E.B.893. R.linoidesDC.,Koc}i. 

 St. 1 2 in. high, repeatedly forked, with solitary fl. in the 

 axils as well as at the extremities of the branches. Fl. minute, 



