OP ARTS AND SCIENCES. 127 



1. DIANTHUS, L. Pink, Carnation. (Atos and av^os, flower 

 of Jove.) — Chielly natives of S. Europe and N. Africa, deservedly 

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

 Icon. Fl. Germ.vi. t. 248-268 ; Benth. & Hook. Gen. i. 144. — 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; Kegel, Ost-Sib. i. 284. — (Eur., Siberia.) Very variable 

 and according to Kegel passing into the following. 



"Var. repens, Kegel. Koot single, vertical or descending, not 



repent : stems procumbent, much branched from near the base : 



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, nari'owly 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. — Kegel, 1. c. 286. 



D. repens, Willd. Spec. ii. 681; Cham, et Schlecht. Linutea, i. 37; 



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



and western coast of Alaska. (Siberia.) 



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



the Eastern and Middle States, 

 •t- Bractlets 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. Bot„ 

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

 gardens, New England to Michigan. 



— -1- Bractlets narrow, attenuate, equalling or exceeding the calyx -. flowers 



clustered. 



D. BARBATus, L. (SwEET WiLLiAM.) A smooth perennial, 1-2 

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

 cicles : leaves lanceolate, large for the genus, li— 3 inches long, a fourth 

 as wide, minutely roughened on the edges : bractlets filiform from a 

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

 or white, often variegated in cultivation. — Spec. 409 ; Keichb. Icon. 

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

 about old gardens. 



