CARYOPHYLLACEAE (PINK FAMILY) 385 



* * * Calyx-teeth not twisted ; petals small, included or scarcely exserted. 



(>. L. Drumm6ndii (Hook.) Wats. Cinereous-puberulent ; stems erect, al- 

 most naked above ; leaves narrow ; pedicels often long, erect ; calyx ovoid-cylin- 

 dric. Dry plains, Neb. (Webber) to e. Minn. (Sheldon), Man. and westw. 



10. SILENE L. CATCHFLY. CAMPION 



Calyx 5-toothed, 10-many-nerved, naked at the base. Stamens 10. Styles 3, 

 rarely 4. Pod 1-celled, sometimes 3-celled at least at the base, opening by 3 or 

 6 teeth at the apex. Flowers solitary or in cymes. Petals mostly crowned 

 with a scale at the base of the blade. (Name from <rla\ov, saliva, from the vis- 

 cid exudation on the steins and calyx of many species. The English name 

 Catchfly alludes to the same peculiarity.) 



* Calyx many-ribbed ; annual. 



1. S. CONIC A L. Puberulent to tomentulose ; stems usually several (1.5-5 

 dm. high), leafy ; leaves linear-lanceolate, acute ; calyx ovoid, strongly ribbed, 

 1.5 cm. long, the teeth attenuate; petals small, purple or pink. Waste places, 

 casual, Dartmouth, Mass. (Hervey) ; "Clyde, O." (Adv. from Eu.) 



* * Calyx 5-lQ-nerved, not inflated except by the enlarging pod ; annuals. 



i- Glabrous, a portion of each joint of the stem glutinous; flowers not racemose. 



2. S. antirrhina L. (SLEEPY CATCHFLY.) Stem slender (2-9 dm. high) ; 

 leaves lanceolate or linear ; flowers small, paniculate ; calyx ovoid ; petals ob- 

 cordate, crowned, opening transiently in sunshine. Dry soil ; common in waste 

 places and open woods, centr. Me., westw. and south w. June-Sept. 



Var. divaricata Robinson. Still more slender, the filiform branches and 

 peduncles usually spreading ; petals none. Dry woods, Mass, to 111., Mo., and 

 Kan. 



3. S. ARMERIA L. (SWEET WILLIAM CATCHFLY.) Glaucous; leaves ovate- 

 lanceolate; flowers in flat cymes, open in sunshine; calyx club-shaped; petals 

 rose-colored or white, notched, crowned with awl-shaped scales. Escaped 

 from gardens. (Adv. from Eu.) 



i- i- Pubescent and more or less viscid; flowers racemose; pedicels short. 



4. S. oALLicA L. Leaves spatulate, obtuse, mucronate (1.6-3.5 cm. long); 

 racemes simple, terminal, one-sided ; calyx ovoid, villous-hirsute ; petals small. 

 (S. anglica L.) Fields and waste places, local. (Adv. from Old World.) 



5. S. DICH6TOMA Ehrh. Tall, more or less hirsute ; leaves lanceolate or ob- 

 lanceolate ; racemes branched; flowers short-pediceled, one in each fork, the 

 others solitary at the nodes of the spreading rhachises ; calyx-ribs 5, hirsute, 

 simple; petals much exserted, white or pink. Clover fields, etc., N.E. to Tex., 

 and on the Pacific Slope. (Introd. from Eu.) 



*- - H- Pubescent and viscid ; flowers cymose. 



6. S. NOCTIFL6RA L. (NIGHT-FLOWERING CATCHFLY.) Tall (3-9 dm. high) -, 

 lower leaves large and spatulat.e, the upper lanceolate ; flowers few, largej 

 peduncled, white or nearly so, fragrant, opening at night; calyx-tube 2.5 cm. 

 long, with awl-shaped teeth. Cultivated grounds. 



* * * Calyx &-W-nerved, elongated or club-shaped, not inflated except by the 

 enlarging pod; flowers cymnse or clustered; perennial, pubescent with 

 viscid hairs, especially the calyx. 



*- Petals white or rose-color. 



7. S. Menzidsii Hook. Weak, low. dichotomously branched ; flowers small, 

 white, in leafy cymes ; calyx obconical ; petals 2-cleft, usually crownless. S. 

 Mo. (Blankinship) to Neb., Assina., and westw. 



8. S. NtiTANS L. Leafy chiefly near the base ; steins 3-0 dm. high, slender, 

 bearing a narrow panicle of nodding pink flowers; petals rather deeply bifid, 



GRAY'S MANUAL 25 



