ARENARIA.] CARYOPHYLLEJE. 59 



peduncles pubescent 1 -flowered, petals lanceolate and capsule shorter than 



the acute 3-nerved sepals. 



Rocky tops of Breadalbane Mts. and Ben Hope, alt. 2,500 to 4,000 ft., 

 very rare ; fl. July- Aug. General character of A. verna, but yellow-green 

 and purplish, of laxer habit, smaller in all its parts ; leaves more flaccid 

 and obtuse; flowers usually solitary; petals shorter; styles commonly 4; 

 seeds smaller and more orbicular. DlSTRlB. Arctic Europe, Asia, and 

 America. 



3. A. uligino'sa, Schleich.; loosely tufted, stems ascending 1-3-flowered, 

 peduncles slender, leaves subulate semiterete obtuse nerveless, petals 

 obovate-oblong as long as the ovate acute 3-nerved sepals. Speryula 

 stricta, Swartz ; Alsine stricta, "Wahl. 



Banks of a rill, Widdy-bank Fell, Teesdale, alt. 1,800 ft. ; fl. June-^July. 

 Perennial, glabrous, 2-3 in., very slender, habit of Sagina. Leaves | ^ in., 

 curved, upper pairs few and distant. Peduncles 1-2 in., iiliform. Flowers 

 i in. diam., small, white. Capsule ovoid. Seeds reniform, rugose on the 

 disk. DISTRIB. W. Europe (Arctic), Lapland to Italy, Greenland. 



4. A. tenuifo lia, L. ; erect, very slender, simple or branched, leaves 

 linear-subulate acute 3-5-nerved, cymes many-flowered, petals oblong not 

 half as long as the lanceolate 3-nerved sepals, capsule 3-valved as long as. 



Sandy fields and waste places from York southwards, chiefly hi the Eastern 

 counties ; fl. June-Aug. Annual, 2-8 in. Leaves crowded below, upper 

 pairs remote. Flowers 1 in. diam., white. Petals obovate-lanceolate. 

 DISTRIB. Europe, N. Africa, Siberia, W. Asia to India. 



VAR. 1, tenuifo' lia proper ; glabrous, stamens 10, capsule equalling the sepals. 

 VAR. 2, lax'a, Jordan (sp. ) ; calyx glandular, stamens 5, capsules longer 

 than the sepals. Great Wilbraham. VAR. 3, hylyrid'a; peduncles and 

 sepals glandular, stamens 8-10, capsule hardly longer than the sepals 

 broader at the base, ft, visco'sa, Bab. Thetford. 



SECTION 2. Arena'ria proper. Flowers hermaphrodite. Disk annular. 

 Capsule with 3 2 -fid valves. Seeds many. (Leaves broad in all the British 

 species.) 



5. A. triner'vis, L. ; diffuse, leaves petioled ovate acute 3 5-nerved 

 ciliate, flowers solitary, sepals obscurely 3-ribbed, seeds smooth, funicle 

 appendaged. Mcehringia, Clairv. 



Moist copses, hedgebanks, &c. ; fl. May-July. Annual, branched, flaccid, 

 decumbent, pubescent ; branches 4-18 in. Leaves -1 in. Flowers in. 

 diam., rarely 5-androus ; pedicels long, slender. Sepals lanceolate, longer 

 than the obovate-lanceolate petals, middle nerve hairy. Capsule subglobose, 

 shorter than the sepals. DISTRIB. Europe (Arctic), Canaries, Siberia, W. 

 Asia, Greenland. 



6. A. serpyllifo'lia, L. ; decumbent or suberect, leaves subsessile 

 ovate acuminate rather rigid 1-3-nerved ciliate, cymes many-flowered, 

 bracts foliaceous, sepals with 3-5 hairy ribs, funicle without an appendage. 

 Wall-tops, &c. abundant, ascends to near 2,000 ft. ; fl. June-Aug. Annual, 



very variable in habit, grey-green, branched, pubescent, hairs recurved on 

 the stem and peduncles. Leaves \^ in., ,very shortly petioled. Flowers 



