250 ORDER XXIV. GERANIACE.E. 



1. C. Cakolinia'na, (Mich.) Root tuberous. Radical leaves long 

 petioled, spatulate ; cauline leaves ovate-lanceolate or oval, one or two 

 pair on a stem. Flowers in racemes, on a nodding pedicel. Sepals 

 obtuse. Petals nearly round, with purple veins. — Rose-colored. If. 

 March. Mountains. 



2. C. Virgin'ica, (L.) Radical leaves few, linear-lanceolate ; cauline 

 sues a single pair, linear-attenuate at the base, glabrous. Flowers in 

 a simple raceme. Peduncles 1 — 2 inches long, nodding. Sepals lance- 

 olate-acute, persistent. Petals oval, obtuse, striate, much longer than 

 the sepals. Anthers erect, oblong, rose-colored. — Rose colored. %. 

 March — April. Near Columbia and Macon. Spring-beauty. 



Order XXIIL— LINA'CE^. D. C. 



Sepals 5, persistent, with an imbricated aestivation. Petals 

 5, alternate with the sepals, with a twisted aestivation, hypogy- 

 nous, unguiculate. Stamens 5. Anthers attached by the mid- 

 dle. Pistils 5. Styles few, spreading. Stigmas capitate. 

 Capsule globose, or by false dissepiments, 10-celled; dehiscence 

 septicidal. Seeds suspended, anatropous, ovate, compressed, 

 mucilaginous when moistened. Herbaceous plants, annuals. 



Genus L— LI'NUM. L. 5—5. 



(Latin linum, a thread.) 



There is but this genus belonging to this order, and the description 

 of the order will suffice for the genus. 



1. L. Virginia'num, (L.) Stem erect, smooth, branching above, gla- 

 brous. Radical leaves ovate, spatulate ; cauline ones alternate, linear 

 lanceolate. Flowers in corymbose panicles, lax. Sepals acute, ovate. 

 Petals small. Capsule nearly globose. — Yellow. 0. May — June. 

 Common in Middle Car. and Geo. 18 — 36 inches. Wild Flax. 



2. L. rig'idum, (Pursh.) Stem angled, branched above. Leaves lin- 

 ear, acute, rigid, with scabrous margins. Sepals broad-lanceolate, cus- 

 pidate, with scabrous margins, with 8 strong nerves. Yellow. 0. 



The Linum usitatissamum, the common Flax, lias become almost naturalized in 

 gome parts of the United States, and is the only species which is appropriated to any 

 use; but the others possess similar useful properties. The woody fibre of the bark is 

 the material from which all linen fabrics are manufactured, and a mucilage com- 

 posing a part of the testa of the seed is used in medicine, and a fixed oil, containod in 

 the kernel of the seed, is the common painters'' oil, known under the name of Lin- 

 seed Oil. 



Order XXIV.— GERANIA'CE^E. D. C. 



Sepals 5, persistent, with an imbricated' estivation, ribbed, 

 one sometimes spurred or saccate. Petals 5, hypogynous, un- 

 guiculate, distinct. Stamens hypogynous, monadelphous, 10. 

 Ovary composed of 5 carpels, arranged around the extended 

 axis. Styles 5, cohering round the axis, the stigmatic surface 

 within the summit. Carpels distinct in fruit, each 1 or 2 seed- 

 ed, dehiscing by the inner suture. Seeds pendulous, anatro- 



