RET 



[ 773 ] 



RHA 



RETINITHY'LLUM. (From retine, re- 

 sin, and pkyllon, a leaf. Nat. ord., 

 Clnchonads [Cinchonaceffi]. Linn., 5- 

 Pentandria \-Monogynia. Allied to 

 Hamiltonia.) 



Stove evergreen shrub. Cuttings of half- 

 ripened shoots, in sand, under a bell-glass, and 

 in a sweet, moist bottom heat ; sandy loam and 

 fibry peat, with pieces of charcoal. Winter 

 temp., 55 to 60; summer, 60 to 85. 

 R. secundiflo'rum (side-flowering). 10. White. 

 S. America. 183Q. 



RHA'MNUS. Buckthorn. (From rham, 

 a Celtic word, signifying a tuft of 

 branches. Nat. ord., Rhamnads [Rham- 

 naceso]. Linn., 5-Pentandria \-Mono- 

 gynia.) 



Greenhouse and stove species, by cuttings, in 

 sand, under a glass, in summer, and in a cold, 

 or close warm pit, respectively ; sandy loam 

 and leaf-mould. Hardy species, by seeds, 

 layers, and cuttings, and more especially the 

 latter mode with all the evergreens, which 

 should be taken off in the autumn, and inserted 

 in sandy soil, in a shady border, with hand- 

 lights over them ; good garden soil. 



GREENHOUSE EVERGREEN SHRUBS. 



R. amygda'linus (Almond - like). 3. Yellow. 

 June. North Africa. 



celtifo'lius (Celtis-leaved). 20. Green, yel- 



low. May. Cape of Good Hope. 



crenula'tus (scolloped). 8. Green, yellow. 



April. " Teneriffe. 1778. 



integrifo'lius (entire - leaved). 3. Green. 



Teneriffe. 1822. 



prinoi'des (Winter-berry-like). 10. Yellow. 



June. Cape of Good Hope. 1778. 



tetrago'nus (four-angled). 6. Green. Cape 



of Good Hope. 1816. 



Thee'zans (Theezan-tfea). 2. Green. May. 



China. 



STOVE EVERGREEN SHRUBS. 

 R. Suriname'nsis (Surinam). 1. Green, yellow. 

 Surinam. 1820. 



wmbella'tw (umbelled). 6. Redih. Mexico. 



183Q. 



HARDY DECIDUOUS SHRUBS. 



R. ulnifo'lius (Alder-leaved). 4. Green. May. 

 North America. 1778. 



Alpi'nus (Alpine). 3. Green. May. Switzer- 



land. 1572. 



Carolinia'nus (Carolina). 4. Green. May. 



North America. 1819. 



catha'rticus (purging). 12. Green, yellow. 



May. England. 



' hydrie'nsis(njdria.n'). 12. Green, 



yellow. June. Cape of Good Hope. 



Dahu'ricus (Dahurian). 10. Green, yellow. 



May. Dahuria. 1817. 



cry thro 1 'a-y Ion (Red - wood). 6. Yellow, 



green. July. Siberia. 1823. 

 angusti'ssimum (narrowest* 



leaved). Caucasus. 

 fra'ngula (Breaking - Alder). 10. White. 



May. Britain. 



R . fra'ngula angustifo'lia (narrow-leaved) . 10. 



White. May. Britain. 

 ~-franguloi'des (Frangula - like). 4. Green. 



May. North America. 1810. 



hy'bridus (hybrid). 12. Green. 



infecto'rius (dyer's). 6. Green, yellow. 



June. South Europe. 1683. 



lanceola'tus (spear-head-leaved). 12. Green. 



May. North America. 1812. 



latifo'lius (broad-leaved). 4. Green. July. 



Azores. 1778. 



macula'tus (spotted). 6. Green. 



July. 1845. 



longifo'lius (long-leaved). 6. Green. 1823. 



lycioi'des (Boxthorn-like). 6. Green, yellow. 



November. Spain. 1752. 



arragone'nsis (Arragon). 6. Green, 



yellow. October. Arragon. 1752. 



oleoi'des (Olive-like). 4. Green, yellow. 



June. Spain. 1752. 



Palla'sii (Pallas's). Russia. 1838. 



pu'milus (dwarf). 2. Green, yellow. July. 



Carniola. 1752. 



Purshia'nus (Pursh's). 6. Green. May. 



North America. 1826. 



pu'sillus (weak). 1. May. Naples. 1823. 



rupe'stris(rock). 2. Green. May. South 



Europe. 1752. 



saxa 1 tills (rock). 1. Green, yellow. May* 



Europe. 1752. 



spattdeefo 1 lius (spatula - leaved). Russia. 



1838. 



tinctn'rius (dyer's). 5. Green, yellow. May. 



Hungary. 1820. 



Valenti'nus (Valentia). 2. Green. May. 



South Europe. 1816. 



virga'tus (twiggy). 8. Green. June. -Nepaul 



1820. 



Wulfe'nii (Wulfen's). 2. Green. Ju\y 



South Europe. 1758. 



HARDY EVERGREEN SHRUBS. 



R. alate'rnus (bastard-leaved- Alzternns} , 20. 

 Green. May. South Europe. 1629. 



angustifo'lia (narrow-leaved). 20. 



Green. May. South Europe. 1629. 



balea'rica (Balearic). 20. Green- 

 May. South Europe. 



fo'liis - arge'nteis (silver - edged - 



leaved). 20. Green. May. 8. Europe. 



fo'liis . au'reis (golden - edged - 



leaved). 20. Green. May. S. Europe. 



fo'liis - macula'tus (spotted- 

 leaved). 20. Green. May. S. Europe. 



i Hispu'nica (Spanish) ..20. Green. 



May. South Europe. 



buxifo'lius (Box-leaved). 3. Green, yellow. 



May. Numidia. 1820. 



cardioca'rpus (heart-podded). 1832. 



pube'scens (downy). 4. Pale yellow. May. 



France. 1817. 



Wi'cklius (Wickle's). 6. 1839- 



RHAPIDOSPO'RA. (From rhapis, a 



needle, and sporos, a seed. Nat. ord., 



Acanthads [Acanthacese]. Linn., 2- 

 Diandria \-Monogynia.) 



Stove herbaceous perennials, from the East 

 Indies. For culture, see Justicia. 

 R. gla'bra (smooth). Rose, yellow. June. 1824; 



vesti'ta (clothed). Violet. June. 1827. 



