CARYOPHYLLEZX. XXXIV. CERASTIUM. 
blunt; flowers umbellately glomerate. C. ovale, Pers. ench. 1. 
p. 521. 
Var. y, Americànum (Ser. mss. in D. C. prod. 1. p. 416.) 
stem very short, few-flowered ; leaves imbricate. C. pùmilum, 
Rafin. in litt. but not of Curt. lond. C. semidecándrum of 
American authors. ©. H. Native of North America on dry, 
barren, and sunny hills; frequent in Pennsylvania and Virginia, 
Var. 6, tenéllum (Ser. mss. in D. C. prod. 1. p. 416.) plant 
very minute, filiform; stems 1-2-flowered. ©. H. Native 
about Geneva in sandy places. C. tenéllum, Gaud. fl. helv. mss. 
Common Mouse-ear Chickweed, FI. April, July. Britain. 
PI. § to 4 foot. 
15 C. viscosum (Lin. spec. 627.) plant hairy and clammy, 
dark-green ; stems recumbent ; leaves lanceolate-oblong ; flowers 
dichotomously-umbellate ; peduncles and petals equal in length 
with the calyx ; capsules rather pendulous, terete, twice the 
length of the calyx. 4%. H. Native of most parts of Europe 
in meadows, pastures, waste ground and on walls ; very common 
also in North America from Canada to Carolina (Pursh). Plen- 
tiful in Britain. Smith, engl. bot. t. 790. C. vulgatum, Huds. 
200. Bieb. A. taur. and suppl. no. 883. Curt. lond. fase. 2. 
t. 34. C. sylváticum, Schleich. exsic. C. obscirum, Chaub. 
in St. Amans. fl. agen. p. 180. bouq. t. 4. f. 1. 
Clammy Mouse-ear Chickweed. Fl. May, Sept. 
Pl. recumbent. 
16 C. norosreorpes (Fries, nov. fl. suce. III.) stem pubes- 
cent on one side; peduncles pilose ; leaves oblong, glabrous ; 
petals shorter than the calyx ; margins of calyx scariose. %. H. 
Native of Sweden. Horn. hort. hafn. suppl. p. 138. 
Holosteum-like House-ear Chickweed. Fl. May, July. Clt. 
1818. Pl. 4 foot. 
17 C. srrico‘sum (Fries, nov. fl. succ. III.) stem erect ; leaves 
oblong, obtuse, strigose; flowers somewhat capitate; sepals 
lanceolate, hispid, greatly exceeding the petals in length. Y? H. 
Native of Sweden. 
Strigose Mouse-ear Chickweed. PI. 4 to 4 foot. 
18 C. reELLU'cInum (Chaubard, in St. Amans. fl. agen. p. 181.) 
bouq. t. 4. f. 2.) plant villous and clammy ; stems erect ; leaves 
Ovate-roundish ; peduncles 3 or 4 times longer than the calyx ; 
bracteas of the universal forks rather membranaceous, pellucid ; 
petals longer than the calyx. ©. H. Native of sandy places 
towards Agen. Perhaps only a variety of C. semidecdndrum. 
Flowers pentandrous. 
Pellucid-leaved Mouse-ear Chickweed. Fl. 
Pl. 4 foot. 
19 C. semipeca’nprum (Lin. spec. 627.) plant hairy, viscid ; 
stems erect; leaves ovate-lanceolate ; flowers pentandrous, di- 
chotomously-umbellate ; peduncles longer than the calyx ; petals 
slightly cloven ; capsules terete, deflexed after flowering, twice 
the length of the calyx. ©. H. Native of most parts of 
Europe in waste and sandy ground; also on walls in the out- 
skirts of towns or villages, very frequent. Plentiful in Britain. 
Smith, engl. bot. t. 1630, Curt. lond. fasc. 2. t. 33.—Vaill. 
bot. par. t. 30. f. 2. 
Var. B, pùmilum (Curt. lond. fase. 6. t. 30.) petals cloven a 
third of their length. ©. H. On dry banks near Croydon, 
urrey. 
Var. y, alsinoùdes (D. C. fl. fr. 4. p. 776.) calycine lobes 
Scariose on the margins and apices. C. alsinoides, Pers. ench. 
l. p. 521. ©. H. Native about Montpelier. 
Semidecandrous Mouse-ear Chickweed. Fl. March, April. 
Britain. P]. 4 foot. 
20 C. PENTA'NDRUM (Lin. spec. 627.) plant procumbent, and 
rather clammy ; radical leaves spatulate; cauline ones oval- 
orbicular ; segments of calyx acuminated, longer than the slightly 
cloven petals; capsules shorter than the pedicels. ©. H. 
Britain, 
April, May. 
443 
Native of Spain and Tauria among rubbish. Bieb. fl. taur. 1- 
p- 359. suppl. p. 319. Perhaps a mere variety of the last. 
Pentandrous Mouse-ear Chickweed. Fl. April, May. 
1821. Pl. 4 foot. 
21 C. anpro’saceum (Ser. mss. in D. C. prod. 1. p. 416.) 
plant very.small, and very hairy ; leaves ovate ; stem dichoto- 
mous ; flowers rather capitate in threes on stalks, involucrate at 
the base ; segments of calyx narrow, very acute. ©.H. Native 
about Constantinople. C. pilosum, Castagne in litt. but not of 
Horn. nor Ledeb. Habit of Andrésace villosa. 
A ndrosace-like Mouse-ear Chickweed. F]. April, May, Pl. 
4 foot. 
22 C. cra’cite (Duf. in ann. gen. sc. ph. 7. p. 304.) plant 
erect, slender, dichotomous, clothed with clammy pubescence ; 
lower leaves ovate, stalked, upper ones ovate-lanceolate, sessile ; 
flowers solitary, distant; peduncles hardly longer than the 
flowers, fruit-bearing ones deflexed ; corolla length of calyx ; 
capsules protruding, oblong; stamens either 5 or 10. ©. H. 
Native of Spain on rocks at a place called La Sierra de Vernisa, 
near St. Philip. Very like C. pentandrum or C. semidecéndrum. 
Slender Mouse-ear Chickweed. Fl. May, July. Clt. 1818. 
Pl. 4 foot. 
23 C. BRACHYPE'TALUM (Desp. in Pers. ench. 1. p. 520.) 
stem erect, tomentose, dichotomous; leaves ovate; flowers 
panicled; peduncles longer than the flowers; calyx villous, 
longer than the petals ; capsules hardly exceeding the length of 
the calyx. ©.H. Native of Europe among rubbish. D. C. 
fl. fr. 4. p. 777. icon. pl. gall. t. 44. C. canéscens, Horn. ex 
Spreng. in herb. Balb. Stems and leaves very hairy. 
Short-petalled Mouse-ear Chickweed. Fl. April, May. Clt. 
1816. Pl. 4 to 4 foot. 
24 C. spatuta‘rum (Pers. ench. 1. p. 520.) stem simple, 
rather villous; leaves hairy, lower ones obovately-spatulate, 
stalked, cauline ones somewhat ovate, sessile ; flowers glomerate. 
©. H. Native of Jamaica. Capsules a little longer than the calyx. 
Spatulate-leaved Mouse-ear Chickweed. Fl. June, July. 
Pl. 4 to 4 foot. 
25 C. ru’tvum (Rafin. prec. p. 36. journ. bot. 1814. p. 269.) 
plant clothed with fulvous hairs ; .stem erect, angular ; leaves 
obtuse ; flowers dichotomous ; sepals lanceolate, acute; petals 
equal in length to the calyx ; capsules nodding, arched. ©. H. 
Native of Pennsylvania and Virginia. 
Fulvous-haired Mouse-ear Chickweed. Fl. May, June. Pl. 
4 to 4 foot. 
26 C. mura‘te (Desp. in D.C. fl. fr. 5. p. 609.) plant hairy, 
erectish, stiff; leaves ovate-oblong, acute, numerous ; flowers 
length of pedicels, disposed in bundles ; petals emarginate, equal 
in length to the calyx ; capsules oblong, scarcely exceeding the 
calyx in length. 2%? H. Native of France. 
Wall Mouse-ear Chickweed. PI. 4 to 4 foot. 
27 C. pirru'sum (Pers. ench. 1. p. 520.) stem much branched, 
villous, opaque, diffuse ; leaves ovate-lanceolate, rather hispid ; 
flowers dichotomously panicled, numerous ; pedicels length of 
flowers; petals emarginate, shorter than the calyx ; capsules 
Cit. 
obovate, about equal in length to the calyx. %.H. Native? 
Habit of Stellària arenària. , 
Diffuse Mouse-ear Chickweed. Fl. April, Sept. Clt. 1820. 
Pl. 4 to 4 foot. 
** Capsules egg-shaped, equalling the calyx in length, or 
s . 
28 C. SERPYLLIFÒLIUM (Willd. enum. suppl. p. 26? Link. 
enum. 1. p. 433.) stem decumbent at the base, hairy, rather 
clammy ; leaves lanceolate, tapering to the base, distant ; flowers 
dichotomous, on short pedicels, with a solitary flower in each 
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