PEN 



[ TOO] 



PER 



P. a'lbidum (whitish). J. White. July. Mis- 

 souri. 1823. 



angustifo'lium (narrow-leaved). l. Lilac, 



purple. August. Louisiana. 1811. 



argu'tum (neat). 3. Blue. Columbia. 1825. 



attenua'tum (wasted). Cream. July. North 



America. 1827. 



breviflo'rum (short-flowered). 2. White, 



pink. September. California. 



confe'rtum (crowded- flowered). 2. Pale 



yellow. July. North America. 1827. 



crassifo'lium (thick-leaved). 1. Blue. June. 



North America. 



deu'stum (blasted). 1. Cream. North Ame- 



rica. 1827. 



diffu'sum (spreading). 1J. Purple. Sep- 



tember. North America. 1826. 



digita'lis (Fox-glove-like). 1$. White. Au- 



gust. Arkansas. 1824. 



erianthe'rum (woolly-anthered). . Purple. 



August. Louisiana. 1811. 

 -*- gla'brum (smooth). l. Dark purple. Au- 

 gust. Louisiana. 18)1. 



glabe'rrimum (smoothest). 2. Blue. Co- 



lombia. 1835. 



glandulo'sum (glanded). 2. Pale blue. June. 



North America. 182/. 



glau'cum (milky- green). 1. Pale lilac. July. 



North America. 1827. 



Oordo'ni (Gordon's). ]. Sky blue. June. 



Rocky Mountains. 1845. 



gra'cilis (slender). 1. Blue. August. North 



America. 1824. 



grandiflo'rum (large -flowered). Purple. 



July. North America. 1811. 



heterophy'llum (various-leaved). l. Red. 



July. California. 1834. 



tiirsu'tum (narrow-leaved~lia.iry). 1, Pale 



purple. August. North America. 1758. 



leeviga'tum (smooth). 2. Lilac. August. 



North America. 1776. 



Mackaya'num (Sir W. Mackay's). 1. Pur- 



ple, yellow. August. Ohio. 1834. 



Alurraya'num (Murray's scarlet) . 3. Scarlet. 



August. S. Felipe. 1835. 



uva'tum (egg-leaved). 4. Blue. July. North 



America. 1826. 



proce'rum (tall). 1. Purple. July. North 



America. 1827. 



pruinn'sum (frosted). I. Blue. June. North 



America. 1827. 



pube'scens (broad-leaved-downy). 1^. Pale 



purple. August. North America. 1/58. 



Richardso'nii (Richardson's). l. Dark 



purple. July. Columbia. 1825. 



Scou'leri (Scouler's). 3. Purple. May. 



North America. 1827. 



specio'sum (showy). 3. Blue. August. 



North America. 1827. 



statictefo'lium (Statice-leaved). 1^. Lilac. 



June. California. 1833. 



triphy'llum (three-leaved). l. Pale red. 



July. California. 1827- 



ocnu'stum (graceful). 2. Purple. June. 



North America. 1827. 



PEPPER. Pi' per. 

 PEPPERMINT. Me 'ntha pipcri'la. 

 PEPPER VINE. Ampclo'psis bipiit- 

 na'ta. 



PEFFEBWOBX. Lcpi'dlum. 



PERENNIAL. A plant of any kind that 

 lives for more than two years. 



PERE'SKIA. Barbadoes Gooseberry. 

 (Named after Pieresk, a French patron 

 of botany. Nat. ord., Indian Figs [Cac- 

 tacese]. Linn., 1%-Icosandria 1-Mono- 

 yynia. Allied to Cactus.) 



Stove succulents. Cuttings, in sandy loam, 

 in heat, at almost any time ; sandy loam, lime 

 rubbish, and a little peat and old cow-dung. 

 Winter temp., 40 to 55 ; summer, 60 to 80. 

 P. acule'uta (prickly). 5. White. October. 

 W. Indies. 1696. 



Ble'o (Bleo). 5. Pale red. November. 



Mexico. 182". 



crassicau'lis (thick-stemmed). Mexico. 1838. 



grandiflo'ra (large-flowered). Red. Mexico. 



1838. 



grandifo'lia (large-leaved). 3. Brazil. 1818. 



grandispi'na (large-spined). Mexico. 1818. 



longispi'na (low-spined). 4. S.America. 



1808. 



Petita'che (Petitache). Mexico. 1838. 



j0ortttec>/o'fta(Portulaca-leaved). 8. Pur- 



ple. W. Indies. 1820. 



PERGULA'RIA. (From pergitla, trellis 

 work ; referring to its quick climbing 

 growth. Nat, ord., Asckpiads [Ascle- 

 piadaceaej. Linn., 5-Pentandria2-JDi(jy- 

 nia. Allied to Stephanotis.) 



Stove evergreen climbers. Cuttings of firm 

 side shoots, in sand, under a glass, and in 

 bottom heat; fibry loam, sandy peat, leaf 

 [ mould, and dry cow dung. Winter temp., 55 

 [ to 65: summer, 60 to 85. 

 j P. mi'nor (smaller). 8. Yellow, green. June. 

 East Indies. 1790. 



odorati'ssima (sweetest-scented). 15. Green. 



June. East Indies. 1784. 



sanguinole'nta (bloody). 6. Green, yellow. 



July. Sierra Leone. 1822. 



PERILO'MIA. (Fronijjm, around, and 

 Zowm, a margin ; referring to the mem- 

 branous border of the fruit. Nat. 

 ord., Labiates [Lamiaceae]. Linn., 14- 

 Didynamia 2-Angiospermia. Allied to 

 Scutellaria.) 



Half-hardy evergreen shrub. Cuttings of 

 young shoots, in sand, under a glass, in April ; 

 sandy peat. Winter temp., 40 to 45. 

 P. ocymoi'des (Basil-like). 3. Purple. August. 

 Peru. 1829. 



PERI'PLOGA. (Tvomperiploke, an in- 

 tertwining ; referring to the habit of 

 the plant. Nat. ord., Asckpiads [As- 

 clepiadaceae]. Linn., 5-Pcntandria X- 

 Dif/ynia. ) 



Hardy deciduous twiners. Layers, and cut- 

 tings, under a glass, during summer anrl 

 autumn. Any good soil will do. drawi will 

 soon cover an arbour or wall. The tender 

 species arc not worth culture. 



