6. S. règia, Sims. (ROYAL CATCHFLY.) Stem roughish, erect (3--4° high); _leaves thickish, ovate-lanceolate_, acute; _flowers numerous, short-stalked_, in clusters, forming a strict panicle; calyx ovoid-club-shaped in fruit; _petals spatulate-lanceolate, mostly undivided, deep scarlet_.--Prairies, Ohio to Mo., and southward. July. 7. S. rotundifòlia, Nutt. (ROUND-LEAVED CATCHFLY.) Viscid-hairy; stems weak, branched, decumbent (2° long); _leaves thin, round, abruptly pointed_, the lower obovate; flowers few, loosely cymose, stalked; calyx elongated; _petals 2-cleft and cut-toothed, deep scarlet_.--Shaded banks of the Ohio, and in Ky. June--Aug.--Leaves and flowers large. [*][*][*][*] _Calyx not inflated, except by the enlarging pod; annuals._ [+] _Glabrous, a portion of each joint of the stem glutinous; flowers pink._ 8. S. antirrhìna, L. (SLEEPY C.) Stem slender (8--30´ high); _leaves lanceolate or linear_; flowers small, paniculate; _calyx ovoid_; petals obcordate, crowned, opening transiently in sunshine.--Dry soil; common in waste places. June--Sept. S. ARMÈRIA, L. (SWEET-WILLIAM CATCHFLY.) Glaucous; _leaves ovate-lanceolate_; flowers in flat cymes, open in sunshine; _calyx club-shaped_; petals notched, crowned with awl-shaped scales.--Escaped from gardens; rare. (Adv. from Eu.) [+][+] _Viscid-pubescent; flowers white or nearly so, opening at night, sweet-scented._ S. NOCTÚRNA, L. (NIGHT C.) Leaves short, the lower spatulate, the upper linear; _flowers small, alternate in a 1-sided spike_; petals 2-parted.--Introduced sparingly in Pa., according to _Schweinitz_. (Adv. from Eu.) S. NOCTIFLÒRA, L. (NIGHT-FLOWERING C.) _Viscid-hairy_, tall (1--3° high); lower leaves large and spatulate, the upper lanceolate; _flowers few, peduncled_; calyx-tube elongated (over 1´ long), soon ovoid, with awl-shaped teeth; petals rather large, 2-parted, crowned.--Cultivated grounds. 5. LÝCHNIS, Tourn. COCKLE. Styles 5, rarely 4, and pod opening by as many or twice as many teeth; otherwise nearly as in Silene. Calyx in one species with leaf-like lobes. (Ancient Greek name for a scarlet or flame-colored species, from λύχνος, _a light_ or _lamp_.) L. VESPERTÌNA, Sibth. (EVENING L.) Biennial, usually diœcious, _viscid-pubescent_, in foliage, etc., like Silene noctiflora; but 5 styles, calyx much shorter (7--9´´ long), with lance-linear teeth, and _flowers white_ or pinkish, opening at evening.--Cult. or waste grounds; scarce. (Adv. from En.) L. DIÚRNA, Sibth. (RED LYCHNIS.) Resembling L. vespertina, but less viscid, the calyx usually shorter (4--6´´ long), and the flowers red, opening in the morning.--Rarely spontaneous. (Adv. from Eu.) L. GITHÀGO, Lam. (CORN COCKLE.) Annual, clothed with long soft appressed hairs; flowers long-peduncled; _calyx-lobes similar to the long and linear leaves_, surpassing the broad and crownless _purple-red petals_, falling off in fruit. (Agrostémma Githago, _L._)--In wheat-fields. (Adv. from Eu.)