cou 



C. coru'scam (glittering^ 1. Orange. June. 

 1818. 



rrassifo'lia (thick-leaved). 2. 1824. 



crista'ta (crested). 1. Variegated. Sep- 



tember. 1818. 



cunea'ta (wedge-like). 1. May. 1818. 



cuneifwrmis (wedge-shape-/emO- 1. 1823. 



curviflo'ra (curve -flowered). 2. Orange. 



October. 1818. 



decussa'ta (cross-leaved}. 2. Scarlet. Au- 



gust. 1819. 

 - dicho'toma (fork-spined). 1. June. 1818. 



ela'ta (tM-potvdered). 2. June. 1816. 



fusciculn'ris (cluster-leaved). 1. Red. July. 

 1759. 



gi-a'cilis (slender). 1. July. 1800. 



hemisphce'rica (half- globular). 1. White, 



purple. June. 1/31. 



i n terj e'cta \ cast- down). . July. 1824. 

 jasminiflo'ra (Jasmine-flowered). 1. White, 



purple. July. 1818. 



Lieve'nii (Lieven's). if. Red. May. Altai. 



1832. 



maculu'ta (spotted). 1. White, purple. 



June. 1818. 



malacopJiy'llum (soft-leaved). 1. Pale yel- 



low. June. Davuria. 1815. Hardy. 



mammilla'ris (nippled). 1. White, purple. 



June. 1818. 



oblo'nga (oblong-leaved). 2. Red. August. 



1690. 



orbicula'tu (round-leaved). 2. Red. July. 



1798. 



ova'ta (egg-leaved). 2. 'Red. August. l/SQ. 



papilla! ris (pimpled). 2. Red. June. 1822. 



ramo'sa (branchy). 1. June. 1748. 



ramosi'ssima (branchiest). 1. May. 181 6. 



rhombifo'lia (diamond - leaved). 1. June. 



18->3. 



rotundifo'lia (round - leaved). 1. June. 



1826. 



sempervi'vum (Houseleek-ft/re). d- Cauca- 



sus. 1836. 



spu'ria (spurious). 1. July. 1731. 



tritntspida'tu (three-spined)." 1. July. 1823. 



triflo'ra (three-flowered). 1. Pink, white. 



June. 1821. 



tubercii'losa (knotted). 1. Orange. July. 



1820. 



undula'ta (waved-/ee<). 1. June. 1818. 



ung-ula'ttt (nail-shaped). 2. May. Purple. 



1818. 



vl'ridis (green). 2. 1824. 



COUCH GRASS. Agopy'rum re' pens. 

 A weed, the creeping underground 

 stems of which render it very difficult 

 to be destroyed: constantly and care- 

 fully forking it out of the' soil when- 

 ever seen and burning it is the most 

 effectual remedy. 



COULTE'RIA. (Named after Dr. Conl- 

 ter. Nat. ord., Leguminous Plcnits 

 [Fabaceas]. Linn., IQ-ltecandria 1- 

 Monoyynia. Allied to Poineiana). 



Stove evergreen shrubs. Peat and loam ; 

 seeds. 



C. ho'rrida (horrid). 15. Orange. Carthagena. 

 1824. 



] COW 



C. tincto'na (dyer's). 12. Orange. Cartha- 

 gena. 1822. 



COURSE 'TIA. (Named after Council 

 a botanist. Nat. ord., Leguminous 

 Plants [Fabacefe]. IAni\.,l7-Diadelphia 

 4 Decandria. Allied to Robiuia). 



Stove evergreens. Cutting of firm young 

 shoots, in spring or beginning of summer ; in 

 sand, under a bell-glass, and in a mild bottom- 

 heat ; loam and peat, well drained. Summer 

 temp., 60 to 80 ; winter, 45 to 55. 

 C, tomento'sa (downy). Yellow. June. Peru. 

 1824. 



virga'ta (twiggy). Yellow. June. Trinidad. 



1820. 



COUSI'NIA. (Named after Cousin, a 

 French hotanist. Nat. ord. v Composites 

 [Asteracese]. Linn., l9-8yn<jene$ia 1- 

 j&qualis. Allied to Caiiina). 



Hardy plants, Annuals and biennials, by 

 seeds at the end of March, in the garden-bor- 

 der ; perennials, by division in autumn or 

 spring. 



C. carduifo'rmis (Thistle-form). Purple. July. 

 Iberia. 1804. 



Cywn>'oi'des(Cynara-like). White. Caucasus, 



Biennial. 



Hohenu'keri (Hohenaker's). Yellow. July. 



Caucasus, 1836. 



hy'strix (porcupine). Purple. June. Russia. 



1838. 



macrocc'phala (large-headed). Pale yellow. 



Caucasus. 1823. Biennial. 



tene'lla (tender). Purple. America. 183". 



Annual. 



Vclge'nsis (Wolga). Purple. Wolga. 1804. 



COUTA'REA. (From Coutari, its name 

 in Guiana. Nat. ord., Cinchonnds [Gin- 

 chonacese]. Linn., 5-Pentandria 1- 

 Monogynla. Allied to Cinchona). 



The Cinchona bark of French Guiana is the 

 | produce of this fine tree. Stove evergreen. 

 Sandy peat and loam ; cuttings, in heat, under 

 ; glass, in spring months. 



j C. specio'sa (beautiful). 12. Purple. Guiana. 

 1803. 



COUTOUBE'A. (From Coutonll, its 

 name in Guiana. Nat. ord., Genllun 

 irorts [Gentianaeere]. Linn., 4-7V- 

 trandrla \-Monogynia. Allied to Leian- 

 thus and Lisianthus). 



It is used in Guiana as a substitute for gen- 

 tian. Stove annual and biennial plants. Sow 

 in a mixture of loam and peat, early in spring, 

 in hotbed, frame, or stove. 

 C. ramo'sa (branchy). 3. White. July. Brazil. 

 1824. Annual. 



npica'ta (spiked). 2. White. July. Maran. 



1823. Biennial. 



rerticilla'ta (whorlcd-heudfd). 1. White. 



July. Trinidad. 1818. Biennial. 



COWA'NIA. (Named after J/n Coicnn. 



