LESSERTIA 



495 



LEUCAS 



North American plants, except where otherwise speci- 

 fied. Annuals, by seed, in a sandy, peaty border; 

 perennials, by the same means in spring, and division 

 of the roots ; shrubs, cuttings either of young or ripened 

 wood in sand, under a bell-glass; sandy, fibrous peat. 

 Erioca'rpa requires the greenhouse, and glomera'ta must 

 be used as a tender annual. 



ANNUALS. 

 L. glomera'ta (crowded). 3. Purple. July. E. Ind. 



1819. Stove. 

 Stu'vei (Stuve's). ij. Purple. July. 1824. Hardy. 



SHRUBS. 

 L. bi' color (two-coloured). 3-4- Rose and purple. 



September. China and Japan. 1858. 

 intermedia (intermediate). 

 Buerge'ri (Buerger's). Japan. 



capita' to. (headed). 3. Purple. N. Amer. " Round- 

 headed Bush Clover." 

 cyrtobo'trya (curved- bunched). Japan. 

 erioca'rpa (woolly-fruited). i. Violet. July. 



Nepaul. 1819. Greenhouse evergreen. 

 polya'ntha (many-flowered). Purple. China. 



1890. 

 ftoribu'nda (free-flowering). Purple. Central China. 



1907. 

 frute'scens (shrubby). 4. Purple. July. 1739. 



Deciduous shrub. 



gerardia'na (Gerardian). Purple. Himalaya. 

 ju'ncea (rush-Uke). 2. Blue-purple. Himalaya. 

 macroca'rpa (large- fruited) . 3. Purple. N. China. 



1883. 

 Siebo'ldi (Siebold's). 3-4. Blue-purple. N. China 



and Japan. 

 viola'cea (violet). 2. Violet. July. 1739- " Bush 



Clover." 



dive'rgens (diverging). 2. Violet. July. 1800. 

 reticula'ta (netted). See L. RETICULATA. 

 sessiltflo'ra (stalkless-flowered) . See L. SESSILI- 



FLORA. 



HARDY HERBACEOUS PERENNIALS. 

 L. angustifo'lia (narrow-leaved). 2. Pale purple. June. 

 1800. 



capi'llipes (hair-stalked). 3. Purple. China. 1890. 



Delava'yi (Delavay's). 3-6. Deep- violet to purple- 

 black. Yunnan, China. 1890. 



dive'rgens (diverging). See L. VIOLACEA DIVERGENS. 



hirte'lla (slightly-hairy). 3. Violet. August. China. 

 1890. 



polysta'chya (many-spiked). 3. White. July. 1789. 



prostra'ta (prostrate). See L. REPENS. 



re" pens (creeping), j. Purple. July. 1810. Trailer. 



reticula'ta (netted). 2. Purple. 1816. 



sessiliflo'ra (stalkless-flowered). 3. Purple. July. 

 1800. 



trigono'clada ( three- angled-branched). Pale yellow or 

 whitish. S. China. 1890. 



villo'sa (shaggy). White. July. 1819. 



yunnane'nsis (Yunnan). Light violet. China. 1890. 



LESSE RTIA. (Named after the French botanist 

 Baron Delessert. Nat. ord. Leguminous Plants [Legu- 

 minosas]. Linn. ij-Diadelphia, ^-Decandria. Allied to 

 Swainsonia.) 



All natives of South Africa. Shrubby kinds, by seed 

 in spring, and cuttings of young shoots in sand, under a 

 glass ; loam and peat ; annuals, by seeds ; and perennials, 

 by seeds and division in spring ; the seedlings should be 

 potted off, when a few inches in height, into light, sandy 

 loam. Winter temp., 40 to 48. 



GREENHOUSE ANNUALS. 



L. tomento'sa (downy). $. Purple. June. 1822. 

 vesica'ria (bladder-podded). Purple. June. 1825. 

 virga'ta (twiggy). Purple. June. 1828. 



GREENHOUSE HERBACEOUS PERENNIALS. 



L. arge'ntea (silvery). 1-2. Purple. S. Africa. 

 diffu'sa (diffuse). J. Purple. S. Africa. 

 exci'sa (cut-out). . Red. August. 1776. 



L. pere'nnans (perennial). 2-3. White or pale purple. 



S. Africa. 1873. 

 ,, procu'mbens (lying-down). Purple. June. 1753. 



GREENHOUSE EVERGREENS. 



L. brachysta'chya (short-spiked). i. Purple. July. 



1826. 



falcifo'rmis (sickle-formed), i. Purple. July. 1773. 

 ,, frutico'sa (shrubby), i. Purple. July. 1826. 

 mucrona'ta (small-pointed). 2. Pale red. June. 



1823. 

 pu'lchra (pretty), ij. Red. May. 1802. 



LETTSO'MIA. (Commemorative of /. C. Lettsom, a 

 British physician and naturalist. Nat. ord. Convolvu- 

 lacea?.) 



Stove, twining annuals. Seeds in heat. Fibrous 

 loam, leaf-mould, and sand. 

 L. barbi'gera (beard-bearing). Blue. September. Assam; 



Burma. 



,, elli'ptica (diamond-shaped). India. 

 tomento'sa (felted). See FREZIERA SERICEA. 



LETTUCE. Lactitca. 



LETTUCE FUNGUS. Perono'spora ganglionifo'rmis. 



LEUCADE'NpRON. (From leukos, white, and dendron, 

 a tree ; the white-leaved Silver-trees of the Cape colonists. 

 Nat. ord. Proteads [Proteacea?]. Linn. zz-Dwecia, 4- 

 Tetrandria.) 



Greenhouse evergreen shrubs, with yellow flowers, 

 from South Africa. Cuttings of the ripened shoots in 

 summer, in sand, under a glass, and kept cool until the 

 base of the cutting has callused, when extra heat may be 

 applied ; fibrous loam and sandy peat, with a few rough 

 pieces of charcoal, to keep the compost open. Winter 

 temp., 38 to 45. 

 L. abieti'num (fir-like). Yellow. S. Africa. 



a'mulum (rival). 3. July. 1789. 



angusta'tum (narrowed). 3. June. 1820. 



arge'nteum (silvery). 15. August. 1693. " Silver 

 Tree." 



, buxifo'lium (box-leaved). S. Africa. 



, cauda'tum (tailed). 3. May. 1800. 



, cine'reum (grey). 3. July. 1774. 



, como'sum (tufted). 3. May. 1818. 



, conci'nnum (neat). 3. 1800. 



, co'ncolor (one-coloured): 3. May. 1774- 



, confferum (cone-bearing). Yellow. 1803. 



, corymbo'sum (corymbed). 3. April. 1790. 



, deco'rum (decorous). 3. 1790. 



, fto'ridum (florid). 3. April. 1795. 



fusciflo'rum (brown-flowered). Brownish-purple. 

 May, June. 



gla'brum (smooth). 3. May. 1810. 



grandiflo'rum (large-flowered). 3. April. 1789. 



hirsu'tum (hairy). 4. Pale green. June. 1819. 



,, imbrica'tum (imbricated). 4. 1790. 



infle'xum (bent-in). 3. April. 1800. 



levisa'nus (Lewis's). 4. April. 1774. 



linifo'lium (flax-leaved). 4. May. 



,, margina'tum (bordered). 3. May. 1800. 



ova'le (oval-leaved). 3. May. 1818. 



plumo'sum (feather- flowered). 4. July. 1774. 



,, retu'sum (bent-back). 3. May. 1810. 



,, sali'gnum (vriHovi-leaved) . 3. May. 1774. 



seri'ceum (silky). 3. May. 1817. 



,, spafhula'tum (spathulate). 3. May. 1818. 



squarro'sum (spreading). 3. 1824. 



,, stella' re (starry). See L. FUSCIFLORUM. 



stri'ctum (upright). 3. June. 1795. 



,, to'rtum (twisted). Yellow. S. Africa. 



veno'sum (veiny). 3. May. 1816. 



LEUC^NA. (From leukos, white ; in allusion to the 

 colour of the flowers. Nat. ord. Leguminosas.) 



Evergreen, stove shrubs. Cuttings in sand in a close 

 case. Loam, peat, and a little sand. 

 L. glau'ca (sea-green). 5-9. White. Tropics of both 



W 7 orlds. r6go. 



tricho'des (hair-like). 3-4. White. Peru. 

 LETT CAS. (From leukos, white ; in allusion to the 

 colour of the flowers. Nat. ord. Labiata.) 



