146 ONAGRAKIEJE. [(EjfOTiiEUA. 



(E. BIEN'KIS, L. ; erect, petals obcordate, pods oblong subcj-lindric. 

 Cultivated ground at Crosby, Liverpool ; a garden escape ; fl. July-Sept. 

 Annual or biennial, pubescent or hairy, 2-3 ft. Leaves 3-6 in., ovate-lance- 

 olate, remotely toothed ; petiole short, midrib stout, white. Flmrers 3-3^ in. 

 diam., subspicate, sessile, golden yellow. Calyx-lobes much longer than the 

 ovary. Capsule 1-2 in., obtusely 4-ribbed. D'ISTRIB. N. America. 



3. CIRC/E'A, Tourn. ENCHANTER'S NIGHTSHADE. 

 Slender erect herbs, with creeping rootstocks. Stem simple. Leaves 

 opposite, petioled, toothed. Flowers small, white, in terminal and lateral 

 peduncled racemes. Calyx-tube ovoid ; limb 2-parted, reflexed, deciduous. 

 Petals obcordate and stamens 2, inserted under the margin of an epigynous 

 disk. Ovary 1-2-celled ; style filiform, stigma capitate 2-lobed ; ovules 

 1 in each cell, ascending, placentas axile. Fruit ovoid or pyriform, 1-2- 

 celled, indehiscent, covered with hooked bristles, cells 1-seeded. Seed 

 oblong, attached by the middle. DISTRIB. Europe, temp. Asia, and N. 

 America ; species 2 or 3. ETYM. Circe, the enchantress. 



1. C. lutetiana, L. ; glandular-pubescent, leaves ovate faintly toothed 

 net shining, fruit broadly obovoid 2-seeded. 



Damp woods, common ; ascends to 1,200 ft. in Yorkshire ; fl. June-Aug. 

 Rootstock creeping. Stem 1-2 ft., erect or ascending, terete, subsimple ; 

 nodes swollen. Leaves 1-3 in., petioles almost as long, covered with trans- 

 lucent dots, rounded truncate or cordate at the base. Flowers i in. diam., 

 in lax erect terminal racemes, white or pink ; pedicels in., slender, patent, 

 reflexed in fruit; bracts usually 0. JJisk tumid. Fruit in. DISTKIH. 

 Europe, N. Africa, Siberia, W. Asia to the Himalaya, temp. America. 



2. C. alpi'na, L. ; smaller, less hairy, leaves shining more deeply toothed, 

 ovary less hispid, fruit 1-seeded. 



Hilly districts from York northwards, ascending to 1,300 ft. in the Lake 

 district; W. and N.W. of Ireland; fl. July- Aug. Scarcely entitled to 

 specific rank, though usually a well-marked plant all round the globe ; 

 comparatively stouter, 6-8 in. ; leaves longer petioled ; pedicels with minute 

 subulate bracts. Hybrids or intermediate varieties are designated as C. 

 lutetia'na, var. intermedia, and C. alpi'na, var. interme'dia, Ehr. (sp.) ac- 

 cording to their affinities with one or the other parent. DISTRIB. as C. 

 lutetiana, omitting N. Africa, and extending to within the Arctic circle. 



ORDER XXXIII. LYTHRA'CE/E. 



Herbs, shrubs (or trees), branches usually 4-angled. Leaves opposite or 

 whorled, quite entire, exstipulate. Flowers regular or irregular. ('/;/. 

 inferior, tubular or campanulate, persistent ; lobes 3-6, valvate in bud, 

 with as many alternating projecting lobes or teeth. Petah 3-6 rarely 0, 

 inserted in the calyx-tube, membranous, crumpled in bud. Stamens usually 

 definite, inserted in 1 -3 scries in the calyx-tulu', sometimes trimorphic, 

 equal or unequal, inflexed in bud ; anthers versatile, often recurved. Disk 

 annular or 0, sometimes glandular and unilateral. Ovary, sessile or stipitate, 

 2-6-celled ; style straight or flexuous, stigma capitate ; ovules many, on 

 the inner angles of the cells, anatropous, horizontal or erect. Capsule sur- 



