OP ARTS AND SCIENCES. 127 



1. DIANTHUS, L. Pink, Carnation. (A«fc and &vOos, flower 



of Jove.) — Chiefly natives of S. Europe and X. Africa, deservedly 

 popular in cultivation. — Gen. n. 364; DC. Prodr. i. 355 ; Reichb. 

 Icon. Fl. Germ. vi. t. 248-268 ; Benth. & Hook. Gen. i. 1 1 I. — Sev- 

 eral species tend to escape and have become more or less naturalized. 

 One variety only is indigenous to this continent. 



* Indigenous in the extreme Northwest. 



D. alpinus, L. Low cespitose perennial with numerous ascend- 

 ing 1-flowered stems: bracts 2-6, erect or somewhat spreading. — 

 Spec. 412; Regel, Ost-Sib. i. 284.— (Eur., Siberia.) Very variable 

 and according to Regel passing into the following. 



Var. repens, Regel. Root single, vertical or descending, not 

 repent: stems procumbent, much branched from near the 1 

 branches simple, ascending, 3-6 inches in height, most often 1-flowered : 

 leaves linear or linear-lanceolate, 8-16 lines long, glabrous, slightly 

 fleshy : involucral scales a single pair, narrowly ovate, acuminate, 

 nearly equalling the calyx, the attenuated tips slightly spreading: 

 calyx somewhat inflated, 6 lines long: corolla purple, about 7 lines 

 broad, glabrous, the obovate blade erose-dentate. — Regel, 1. c. 286. 

 D. repens, Willd. Spec. ii. 681; Cham, et Schlecht. Linna-a, i. 37; 

 Torr. & Gray, Fl. i. 195; Seem. Bot. Herald, 27, t. iv. — Northern 

 and western coast of Alaska. (Siberia.) 



* * Adventive from Europe and more or less established in various localities in 



the Eastern and Middle States. 

 -*- Bracelets short, half the length of the calyx : flowers solitary 



* D. deltoides, L. (Maiden Pink.) Perennial: stems decum- 

 bent, ascending, a foot in height, very leafy below : leaves short, lan- 

 ceolate, a line wide, the lower obtusish, the uppermost acute calyx 

 long, tubular: petals narrow, pink or white. — Spec. 411 ; Eng. Hot. 

 i t. 61 ; Gray's Man. ed. 6, 83. — Occasionally found escaped from 

 gardens, New England to Michigan. 



— ••- Bractlets narrow, attenuate, equalling or exceeding the calyx: flowers 



clustered. 

 / D. BARBATUS, L. (SwEET WlLLIAM.) A smooth perelin ia 1 . 1 J 



feet in height: stems simple, bearing the flowers in dense cymose fas- 

 cicles : leaves lanceolate, large for the genus, 1 \- 3 inches long, a fourth 

 as wide, minutely roughened on the edges : brartlets filiform from B 

 lanceolate base: blade of petals triangular-obovate, toothed, red, purple 

 or white, often variegated in cultivation. — Spec. 109; Reichb. [con. 

 Fl. Germ. vi. t 248. — Long cultivated and occasionally Bpontaneoui 

 about old gardens. 



