126 MANN, 



curved around the outside of mealy albumen. — Stems usually swollen 

 at the joints ; uppermost leaves rarely alternate. Leaves often united! 

 at the base. Calyx imbricated or valvate, persistent. Seeds amphi- 

 tropous or campy lotropous. — Represented in gardens by Pinks {Bian- 

 thus), etc. 



Petals present. 



Calyx campanulate or tutmlose : ovary and stamens raised on a 



stipe (gynopliore), I. Silene. 



Calyx not campanulate nor tubulose; gynopliore none, . . . 2. Cekastium. 

 Petals none. 



Staniinodia five and opposite the sepals, 3. Sciiiedea. 



Stamiuodia none. Sepals four with a much smaller fifth one, . 4. AiSlNlDENDEON. 



1. SILENE Linn. 



Calyx campanulate tubulose, 5-toothed, 10-nerred, rarely many- 

 nerved. Petals 5, with a narrow claw, and an entire or bifid blade, 

 often bearing 2 scales at the base. Stamens 10. Gynophore more or 

 less elongated. Ovary 1-celled or spuriously septate at the base. 

 Styles 3. Capsule dehiscing by G, or rarely 3, teeth or valves at the 

 apex. Seeds affixed by the margin ; embryo periphical. — Annual or 

 perennial herbs, or sometimes woody, erect and cajspitose or diffusely 

 spreading. Flowers solitarj^ or cymose, often forming one-sided spikes, 

 or terminal panicles. Seeds tuberculate. 



A very large genns, abundantly scattered over the whole world, excepting, mostly, the 

 tropics. 



1. S. STRUTHiOLOiDES (xra?/. {Enum. No. 2^.) Stems about 1° high, 

 woody, much branched, erect or spreading. Leaves crowded, two 

 ranked, subulate, pungently acute, grooved, with incurved margins, at 

 length spreading, ^' - V long, glabrous. Plowers racemiform-panicu- 

 late, at first spreading, erect in fruit. Peduncle 3" long, two-bracted, 

 1 - 2-flowered. Calyx k' long, tubular, greenish, tinged with pur- 

 ple; teeth ovate, 1" long. Blade of the petals cuneate and two-lobed, 

 exserted about 3 lines, greenish white, turning purplish ; the dilated 

 claw bearing at its summit a small fleshy two-parted appendage. 

 Stamens included. Stipe 3" long. Ovary 3-celled at base. Capsule 

 partly exserted, 6-valved, many-seeded. Seeds minutely reticulate- 

 roughened. A Var. has the leaves more spreading, and a little pu- 

 bescent with flne viscous hairs (as are the branches and inflorescence), 

 their margins especially pubescent-ciliate. 



Mountains of Hawaii, nearly to the limit of vegetation. Region around Kilauea. 



2. S. LANCEOLATA Gray. (Enum. Xo. 24.) Stems l°-2° high, 

 branching, woody, but slender ; branches naked below, leafy above, glar 

 brous. Leaves narrowly lanceolate, acuminate, nerved, sessile, nar- 



