442 



CARYOPHYLLE^E. XXXIV. CERASTIUM. 



of the. capsule). Ser. mss. in D. C. prod. 1. p. 414. Capsules 

 cylindrical, with circinnate or revolute teeth. 



1 C. PAUCIFLO'RUM (Stev. in litt. D. C. prod. 1. p. 414.) 

 plant pilose ; leaves lanceolate, acute ; flowers few, on long 

 dichotomous peduncles, nodding, with a solitary flower rising 

 from the fork ; petals and capsules much longer than the calyx. 

 Q. H. Native of Siberia. 



Feiv-jlomered Mouse-ear Chickweed. Fl. June, July. Clt. 

 1816. PI. | foot. 



2 C. NEMORA'IE (Bieb. fl. taur. suppl. p. 317.) plant hairy, 

 clammy ; stem erect, upper part forked ; cauline leaves lanceo- 

 late, acute ; flowers axillary, solitary, spreading, on long pe- 

 duncles ; petals length of calyx ; capsules hardly longer than 

 the calyx. H. Native of Caucasus in groves. 



Grove Mouse-ear Chickweed. Fl. May, June. Clt. 1818. 

 PL 1 foot. 



3 C. PERFOLIA'TUM (Lin. spec. 627.) plant glabrous and 

 glaucous ; stem erect, branched, or simple ; leaves lanceolate, 

 connate, bluntish ; flowers in umbels ; petals much shorter than 

 the calyx. ' Q. H. Native of Greece, Barbary, and Siberia in 

 sandy places. Dill. elth. 295. t. 217. f. 284. good. 



Perfoliate-leaved Mouse-ear Chickweed. Fl. June, July. 

 Clt. 1725. PI. 2 feet. 



4 C. CAUCA'SICUM (Fisch. in litt. D. C. prod. 1. p. 414.) stem 

 erect, dichotomous ; branches elongated ; cauline leaves lan- 

 ceolate, glabrous, but with scabrous margins ; petals length of 

 the glabrous sepals ; capsules shorter than the pubescent pedicels. 

 O- H. Native of Caucasus. C. elong&tum, Bieb. fl. taur. 

 suppl. p. 316. but not of Pursh. Flowers about the size of 

 those of Stellaria Holostea. Capsules somewhat cylindrical, 

 broad, a little longer than the calyx. 



Caucasian Mouse-ear Chickweed. Fl. Ju. Jul. PI. 1 foot. 



5 C. FRI'GIDUM (Bieb. fl. taur. p. 362. suppl. p. 320.) plant 

 villous; stems branched at the base, ascending, dichotomously 

 umbellate ; leaves lanceolate, acute, hairy ; sepals lanceolate, 

 acute ; petals much longer than the calyx ; capsules oblong. 

 If. . H. Native of the alps of Caucasus. C. -purpurascens, 

 Adams, ap. Web. et Mohr. cat. 1. p. 60. Flowers blue. 



Frigid Mouse-ear Chickweed. Fl. May. PL ^ to -j foot. 



6 C. DAHU'RICUM (Fisch. in Spreng. pi. min. cog. 2. p. 65. 

 Schrank. hort. monac. t. 75. good.) plant smoothish, glaucous ; 

 stem dichotomous ; leaves cordate-ovate, clasping the stem ; 

 fruit-bearing peduncles very long and deflexed ; sepals lanceo- 

 late, with scarious margins ; petals semibifid, longer than the 

 calyx. I/ . H. Native of all parts of Siberia amongst rubbish. 

 C. connatum ? Willd. ex Steud. nom. C. amplexicaule, Sims, 

 bot. mag. 1. 1789. good. Gmel. sib. 4. p. 148. no. 49. t. 62. f. 1. 



Var. ft, Holosteum (D. C. prod. 1. p. 415.) leaves linear-lan- 

 ceolate, clasping the stem and rather ciliated ; stems and pedun- 

 cles rather hairy. Fisch. in litt. C. nitens, Stev. in litt. 



Dahurian Mouse-ear Chickweed. Fl. May, Sept. Clt. 1815. 

 PL 1 to 3 feet. 



7 C. MA'XIMUM (Lin. spec. 629.) plant puberulous ; stems 

 diffuse ; leaves linear-lanceolate, acuminated, tapering to both 

 ends ; flowers large, in dichotomous umbels ; petals crenated 

 and 2-lobed ; capsules ovate, about the length of the calyx. 

 Tj. . H. Native of Siberia. Gmel. sib. 4. p. 150. no. 51. t. 62. 

 f. 2. Stems more or less hairy. Roots creeping. 



Larger-flowered Mouse-ear Chickweed. FL May, Sept. 

 Clt. 1792. PL | to 1 foot. 



8 C. STELLARIOI'DES (Moc. pi. nutk. icon. ined. D. C. prod. 1. 

 p. 415.) stem erect, dicholomous, branched, generally 3-flowered, 

 and are as well as leaves glabrous ; leaves oblong, acuminated ; 

 pedicels 1 -flowered, terminal ; sepals lanceolate ; petals semibifid, 

 twice the length of the calyx. Q. H. Native of North Ame- 

 rica, about Nutka. 



Stitchrvort-like Mouse-ear Chickweed. Fl. June. July. Clt. 

 1810. PL | foot. 



9 C. MOLLI'SSIMUM (Poir. suppl. 2. p. 164.) leaves clasping 

 the stem, lanceolate, acute, covered with soft down ; panicle 

 diffuse, somewhat umbellate, O? H. Native of Peru. Very 

 like C. perfolialum. 



Softest Mouse-ear Chickweed. PL 1 foot. 



SECT. II. O'RTHODON (from opBog, orthos, straight, and ot 

 olovrof, odous odontos, a tooth ; in allusion to the teeth of the 

 calyx being straight). Ser. mss. in D. C. prod. 1. p. 415. 

 Capsules cylindrical or ovate, with the margins of the teeth 

 revolute. 



1 . Petals equal in length to the calyx or smaller. 



* Capsules cylindrical, longer than the calyx. 



10 C. DICHO'TOMUM (Lin. spec. 628.) plant pilose, clammy; 

 stem branched at the top, dichotomous, with a solitary flower in 

 each fork ; peduncles and petals almost equal in length to the 

 calyx ; segments of calyx lanceolate, acute ; capsules very long, 

 erect ; leaves lanceolate. O- H. Native of Spain and Algiers 

 among corn. C. inflatum and C. glandulosum, Hort. berl. appear 

 to be only varieties. Myosotis dichotomum, Mcench. meth. 225. 

 Alsine corniculata, Cluss. hist. 2. p. 184. 



.For&erf-stemmed Mouse-ear Chickweed. FL June, Jul. Clt. 

 1725. PL 4 foot. 



11 C. RUDERA'LE (Bieb. fl. taur. 1. p. 357. suppl. p. 318.) 

 plant hairy ; stem erect, dichotomous ; leaves oblong-lanceolate, 

 bluntish ; flowers somewhat umbellate ; peduncles much longer 

 than the calyx ; segments of calyx lanceolate, acute, equal in 

 length to the petals ; capsules pendulous, twice the length of 

 calyx. O- H. Native of Caucasus near Kisljar. 



Rubbish Mouse-ear Chickweed. FL June, July. Clt. 1817. 

 PL | foot. 



12 C. TAU'RICUM (Spreng. ex herb. Balb. B.C. prod. 1. 

 p. 415.) plant hairy ; stem erect, much branched ; leaves ovate, 

 lower ones tapering to the base, upper ones sessile ; flowers 

 dichotomously-panicled, equal in length with the peduncles ; 

 petals length of calyx ; capsules oblong, rather tapering, twice 

 the length of calyx. Q. H. Native of Tauria. Very like 

 C. vulgatum, but the stems are more branched, leaves more 

 numerous, and the flowers much smaller. 



Taurian Mouse-ear Chickweed. FL May, July. Clt. 1820. 

 PL J foot. 



13 C. ILLY'RICUM (Arduin. spec. D. C. prod. 1. p. 420.) 

 flowers generally pentandrous ; petals emarginate ; stems very 

 spreading and very hairy; calyx externally hairy. O- H. 

 Native of the Morea and the Island of Cyprus on mountains. 

 C. pilosum, Sibth. and Smith, fl. graec. t. 454. but hot of Horn. 

 Flowers pentandrous, but according to Arduin decandrous. A 

 spreading plant like C. vulgatum. 



Illyrian Mouse-ear Chickweed. Fl. June, July. PL \ foot. 



14 C. VULGA' TUM (Lin. spec. 627.) plant hairy, rather clammy, 

 pale-green; stems erect ; leaves elliptic, very blunt ; flowers dicho- 

 tomous, somewhat umbellate, longer than the peduncles ; petals 

 equalling the calyx in length ; capsules oblong, tapering, twice 

 as long as the calyx. O- H. Native throughout the whole of 

 Europe in fields, waste ground, as well as on walls and dry 

 banks, common. Plentiful in Britain. Smith, engl. bot. t. 789. 

 C. viscosum, Huds. ang. 200. Curt. lond. fasc. 2. t. 35. Bieb. 

 fl. taur. and suppl. no. 884 Vaill. par. 1. t. 30. f. 3. C. bar- 

 bulatum, Wahl. fl. carp. no. 446. C. rotundifolium, Sternb. 

 et Hopp. in mem. soc. ratisb. 1818. p. 113. ex Bieb. 1. c. 



Var. ft, glomeratum (D. C. fl. fr. 4. p. 776.) leaves very 



