OHN 



CRT 



and affinity. Nat. ord., Oliveworts 

 [Oleacese]. Linn., 2-Diandria l-Mono- 

 yynia. Allied to Fraxinus.) 



Hardy, white - flowered, deciduous trees. 

 Seeds, gathered in October, placed in the rot- 

 heap mixed with earth, turned in winter, and 

 sown in March ; budding and grafting on the 

 common ash. From the juice, distilled from 

 some species , the manna of commerce is pro- 

 duced. 



O. America'na (American). 30. May. North 

 America. 1820. 



Europe'a (European). 20. May. Italy. 1/30. 



floribu'nda (bundle-flowered). 30. Nepaul. 



1822. 



rotundifo'lia (round- leaved). 16. May. 



Italy. 1697. 



stria'ta (channelled). 30. April. North 



America. 1818. 



O'KOBUS. Bitter Vetch. (From oro, 

 to excite, and bous, an ox ; nourishing 

 food. Nat. ord., Leguminous Plants 

 [Fabacese]. Linn., 11 - Diadelphia 4- 

 Decandria. Allied to Vicia.) 



Hardy herbaceous perennials, except saxatilis. 

 Seeds; division of the plant in spring; sandy 

 deep loam. 



0. a'lbus (white-flowered). 1. White. April. 

 Austria. 1794. 



alpe'stris (rock). 2. Purple. June. Hun- 



gary. 1817. 



America'nus (American). Pale purple. Ja- 



maica. 1731. 



angustifo'lius (narrow-leaved). 1. White. 



April. Siberia. 1766. 



atropurpu'reus (dark-purple). 1. Purple. 



May. Algiers. 1826. 



aura'ntius (orange). l. Yellow. June. 



Iberia. 1818. 



cane'scens (hoary). l. White, blue. May. 



France. 1816. 



cocci' neus (scarlet). 1. Scarlet. April. 



Vera Cruz. 



uni'jugus (paired). 1. Scarlet. 



April. North America. 



divarica'tus (spreading). . Purple. June. 



Pyrenees. 1816. 



ere'ctus (erect). 1. Yellow, red. July. 

 ^Fische'ri (Fischer's). Purple. April. Siberia. 

 formo'sus (beautiful), f . Purple. June. 



Caucasus. 1818. 



hirsu'tus (hairy). 1. Red, May. Thrace. 



1822. 



hu'milis (humble). . Purple. July. 



Dahuria. 1825. 



Jorda'ni (Jordan's). Blue. June. Lucania. 



1830. 



la'cteus (milk-white). l. White. April, 



Caucasus. 1820. 



laviga'tus (smooth). i. Yellow. June. 



Hungary. 1820. 



Uithyroi'des (Lathyrus-like). 2. Blue. June. 



Siberia. 1758. 



luxiflo'rus (loose-flowered). 1. Violet. June. 



Candia. 1820. 



longifo'litis (long - leaved). Lilac, June, 



Missouri. 182/. 



0. lu'teus (yellow). l. Lilac, yellow. June. 

 Siberia. 1759. 



multijio'rus (many-flowered). 2. Pale red. 



July. Italy. 1820. 



ni'ger (black). 3. Purple. June. Britain. 



ochrole'ucus (yellowish- white). 2. Yellow, 



white. June. Hungary. 1816. 



palle'scens (palish). 1. White. April. 



Tauria. 1823. 



pauciflo'rus (few - flowered). 1. Purple. 



June. 1820. 



pisifo'rmis (Pea-formed). 1. Purple. May. 



South Europe. 1822. 



Pyrena'icus(Pyrene&n). 2. Purple. May. 



Pyrenees. 1699. 



saxa'tilis (rock). 1. Purple. July* France. 



1820. Annual. 



sessilifo 1 lius (stalkless - leaved). 1 . Purple. 



May. Tauria. 1823. 



stipula'ceus (stipuled). 6. Purple. May. 



North America. 



sylva'ticus (wood). 2. Crimson, purple. 



June. Britain. 



tenuifo'lius (fine-leaved) . . Purple. June. 



Europe. 1810. 



Tournefo'rtii (Tournefort's). l. Yellow, 



purple. June. Hungary. 1821. 



tubero'sus (tuberous). 1. Purple. June. 



Britain. 



variega'tus (variegated). 1. Purple. July. 



Italy. 1821. 



va'rius (various). l. Yellow, red. April. 



Italy. 1759. 



Vene'tus (Venetian). 1. Purple. April. 



Germany. 



veno'sw( veiny). 1. Blue. June. Siberia. 



1820. 



ve'rnus (spring). 1. Purple. March. Europe. 



1629. 



ca'rneus (flesh-coloured). 1. Flesh. 



March. 



vicioi'des (Vetch-like). 1. Yellow. June. 



Hungary. 1819. 



ORTHO'SIPHON. (From ortlu>s t straight, 

 and siphon, a tube ; referring to the 

 tube of the flower. Nat. ord., Labiates 

 [Lamiaceso]. Linn., l<L-Didynamia 1- 

 Gymnospermia. Allied to Ocymum.) 



Division of herbaceous, or cuttings of the 

 young shoots, when growth is commencing; 

 cuttings of half-ripened shoots of the ever- 

 greens; sandy loam and fibry peat; common 

 stove and greenhouse treatment. 



0. a'sperus (rough). White. May. E.Indies. 

 1827. Stove herbaceous. 



mcM'nras(bent-in). 1. Pale scarlet. May. 



E. Indies. 1839- Stove evergreen. 



vubicu'ndus (ruddy). Purple. June. Nepaul. 



1826. Greenhouse evergreen. 



virga'tus (twiggy). Blue. June. Nepaul. 



1826. Greenhouse evergreen. 



OETHKOSA'NTHUS. (From orthros, 

 morning, and anthos, a flower; flowers 

 expand early in the day. Nat. ord., 

 Irids [Iridacere]. Linn., \ii-Monadel- 

 phia '\-Tr\nndrln. Allied to Sisyrin- 

 chium.) 



