64 CARYOPHYLLE^. [ARENARIA. 



oblong as long as the ovate acute 3-iierved sepals. Spw'gula stric'ta, 

 Swartz ; Alsi'ne stric'ta, 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 Sayina. Leaves J-| in., 

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

 white. Capsule ovoid. Seeds reniform, rugose on the disk. DISTRIB. "VV. 

 Europe (Arctic), Lapland to Italy, Greenland. 



4. A. tenuifo'lia, L. ; erect, very slender, leaves subulate acute 3-5- 

 nerved, cymes many-fid., petals oblong half as long as the lanceolate 

 3-nerved sepals, capsule 3-valved equalling the sepals or longer. 



Sandy fields and waste places from York southd., chieny in the E. counties ; 



Channel Islands ; fl. June- Aug. Annual, 2-8 in., simple or branched. 



Leaves crowded below, upper pairs remote. Flowers ^ in. diam., white. 



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

 Aitenuifo'lia proper; glabrous, stamens 10, capsule equalling the sepals. 



VAR. A. lax' a, Jord. ; calyx glandular, stamens 5, capsules longer than the 



sepals. Great ,Wilbraham. VAR. hyb'ridd, Vill. (A. wsco'sa, Schreb.) ; 



peduncles and sepals glandular, stamens 8-10, capsule broader at the base. 



Thetfdrd. 



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'via, L. ; diffuse, pubescent, leaves petioled ovate acute 

 3-5-nerved ciliate, flowers solitary or cymose, sepals obscurely 3-ribbed, 

 seeds smoothed arilled. MceJirin'gia, Clairv. 



Moist copses, hedgebanks, &c , N. to Ross ; Ireland ; Channel Islands ; fl. 

 May- July. Annual, branched, flaccid ; branches 4-18 in. Leaves |-1 in. 

 Flowers J in. diam., rarely 5-androus, proterogynous ; pedicels long, slender. 

 Sepals lanceolate, longer than the obovate-lanceolate petals, middle nerve 

 hairy. Capsule sitbglobcse, shorter than the sepals. DISTRLB. Europe 

 (Arctic), Canaries, Siberia, W. Asia; Greenland. 



6. A. serpyllifo'lia, L. ; decumbent or suberect, pubescent, leaves sub- 

 sessile ovate acuminate 1-3-nerved ciliate, cymes many-flowered, bracts 

 foliaceous, sepals with 3-5 hairy ribs. 



Wall-tops, &c., N. to Orkneys, ascends to 2,000 ft. ; Ireland ; Channel Islands ; 

 fl. June- Aug. Annual, very variable in habit, grey-green, branched, hairs 

 recurved on the stem and peduncles. Leaves J-J in., shortly petioled, 

 rather rigid. Flowers in. diam. Sepals with narrow margins, longer than 

 the petals. Seeds rough, shining, not arilled. DISTRIB. Europe (Arctic), N. 

 Africa, N. and W. Asia to the Himalaya ; introd. in the U. States. 



A. serpyllifo'lia proper (A. spJKerocar'pa, Tenore) ; rigid, sepals ovate-lanceo- 

 late, capsule ovoid, its pedicel ascending. VAR. ylutino'sa, Koch ; shorter, 

 stouter, more glandular, capsule more swollen below. Isle of Wight. VAR. 

 A. leptocla'dos, Guss. ; weak, sepals lanceolate, capsule narrower, its pedicel 

 spreading. 



