CARYOPITYLLACE.E. 



47 



n. ill involucrate heads. Cal. terete, hairy ; 

 teeth acuminate. Pet. linear, emarginatc, 

 crenate, yellow. Root L. spatulate on long 

 stalks. Margin undulate, p. 6, 7- JRocky, 

 high. Abruzzi on Monte Velino and Monte 

 Morrone. 



9. orientalis. Dichotomous. Branches 

 divaricate. Fl. axillary, on rigid stalks as 

 long as PL Cal. hispid ; teeth acute. L. 

 lineari-spatulate. a. Cam. Not in Koch. 

 CoUioure and Elne in Rous. — Lois. 



110. CUCUBALUS. 



1. bacciferus. Branches divaricate. L. 

 ovate. Cal. canipanulate. Pet. distant, p. 

 6-8. Shade. 



111. SILENE. 



A. Stems very short and tufted. Stalks 1- 

 flowered. Cal. somewhat inflated. Sp. 

 1-3. 



B. Stems erect, many-flowered. Cal. with 

 about 30 parallel nerves. Sp. 4, 5. 



C. With evident stem, (as in aU the follow- 

 ing divisions.) Cal. inflated, about 20- 

 nerved at base, and eveiywhere veiny. 

 Sp. 6-11. 



D. Flowers in racemes, not opposite to one 

 another. Cal. 10-nerved at base ; inter- 

 mediate membrane translucent ajid nearly 

 colom-less. 



i. Thecaphore, or stalk of receptacle 

 within the calyx, very short. Sp. 

 12-17. 



ii. Thecaphore at least half as long as 

 capsule. Sp. 18-26. 



E. Flowers in whorls in opposite racemes, 

 forming a raceme-Uke panicle. Sp. 27-29. 



P. Flowers opposite, on opposite branches of 

 panicle. 

 i. Branches short, forming a raceme-Kke 

 panicle. Sp. 30-32. 



ii. Branches spreading, forming a lax 

 panicle. 



a. Thecaphore very short. Sp. 33. 



b. Thecaphore about half as long as 

 capsule. Sp. 34-37. 



c. Thecaphore about as long as capsule. 



Sp. 38-43. 



G. Flowers opposite, on alternate branches. 

 Sp. 44. 



H. Flowers solitary, or nearly so. Sp. 

 45-49. 



I. Flowers scattered, on an unequally dicho- 

 tomous panicle. 

 i. Flower-stalk two or three times as long 

 as calyx. 



a. Seeds crested on the back. Sp. 50, 51. 



b. Seeds not crested. Sp. 52-60. 



ii. Flower-stalk about as long as calyx. 

 Sp. 61, 62. 



iii. Flower-stalk shorter than calyx. Sp. 

 63-65. 



K. Flowers corymbose, the upper close to- 

 gether. Sp. 66-71. 

 Uncertain. Sp. 72, 73. 



A. Tufted. Stems very short ! Stalks 

 1-flowered. 



1. acaulis. Stems prostrate, very branched. 

 L. linear, acute, ciliate at base. Fl.-stalks 

 much longer than 5-nerved calyx, p. 6, 7- 

 Very high. 



2. exscapa. Stems numerous, erect, nearly 

 simple, forming a cushion. L. linear. Fl.- 

 stalks not longer than 10-nerved calyx, p. 

 7, 8. Snowy. Alps. 



3. Pumilio. Stems somewhat diffuse. L. 

 lineari-spatulate, somewhat do'miy. Fl.-stalk 

 very short. Cal. haiiy, inflated, many-nerved. 

 p. 6, 7. Alps of G. 



B. Stem erect. Calyx with about 30 

 parallel veins. 



4. conica. L. linear. Cal. short. Pet. 

 2-lobed. Caps, ovoid. Seeds not more than 

 half as large as in the following species, a. 

 5-7. Bry sandy. 



5. conoidea. L. Uneari-lanceolate. Cal. 

 long. Pet. obovate, nearly entire. Caps, 

 bottle-shaped, a. 6, 7. Fields. Luxem- 

 burg. Nice. 



C. Calyx bladder-like, not viscid, 20-nerved 

 at base, everywhere veiny. 



6. fimbriata. Pubescent. L. lai'ge, ovato- 

 lanceolate. Fl. in an ample panicle. Cal. very 

 wide, with broad teeth. Pet. flat, fiinged ! 

 incurved after flowering, p. Sic. — DC. Not 



in Guss. nor in Bert. 



7. maritima. Fl. solitary, or in a few- 

 flowered, dichotomous panicle. Pet. cloven, 

 each with a cloven acute scale. L. elliptic or 

 lanceolate, p. 8, 9. Sea-shore and mountain 

 torrents. In very luxuriant specimens, the 

 panicle is sometimes 7-flowered ; this includes 

 S. uniflora and (according to Bertoloni) S. Fa- 

 baria of the Fi'ench botanists. 



