PERISTROPHE 



653 



PERYMENIUM 



P. Humbo'ldtii (Baron Humboldf s). See ACINETA HUM- 



BOLDTII. 



la' to. (cheerful). Bright yellow, dotted with Indian 



purple. 1887. 

 lentigino'sa (speckled). Yellow. May. Guiana. 



1837. 

 Linde'nii (Linden's). Light yellow, washed with dark 



purple, spotted with purple. 

 pendula (weeping), i. \Vhite-spotted. September. 



Guiana. 



rossia'na (Rossian). Pale whitish- yellow. 1889. 

 ,. selli'gera (stool-bearing). Pale yellow. Demerara. 



1887. 

 stapelioi'des (Stapelia-like). Yellow, brown. May. 



Spanish Main. 1839. 



PERISTRO'PHE. (From peri, around, and strophe, a 

 turning round ; the corolla is twisted round. Nat. ord. 

 Acanthaceae.) 



Subshrubby, evergreen stove perennials. Cuttings in 

 sand, in a close case, with bottom-heat in spring. Fibrous 

 loam, leaf-mould, a little dried cow-dung and sand. 

 P. lanceola'ria (lance-shaped). Purple. India ; Burma. 



1866. 



salicifo'lia (willow-leaved). Rose. Java. 

 au'reo-variega'ta (golden- variegated). Leaves 



feathered with yellow. Java. 1871. 

 specio'sa (showy), iJ-2. Purple, or rosy-purple. 



Autumn and winter." Himalaya. 1826. 

 tincto'ria (dyer's), i. Pale purple. August. India; 



Malaya. 1815. 



PERTTOMA AU'REUM. See CLEOME LUTEA. 

 PERIWINKLE. Vi'nca. 



PERNE'TTYA. (Named after Don Pernetty, author of 

 A Voyage to the Falkland Islands. Nat. ord. Heath- 

 worts [Ericaceael. Linn. lo-Dccandria, i-Monogynia. 

 Allied to Gaultheria.) 



Hardy evergreen, white-flowered shrubs. Seeds and 

 layers in spring ; peat border ; requires similar treatment 

 to Azaleas and Rhododendrons. 

 P. angustifo'lia (narrow- leaved) . 2. June. Valdivia. 



1834. 



,, cilia'ris (ciliated). 3. Peru. 

 Cummi'ngii (Cumming's). See P. MUCRONATA. 

 n/>/ri/o'/ta (Empetrum-leaved). 4. June. Magellan. 



1825. 

 floribu'nda (free-flowering). Berries crimson, larger 



than those of P. mucrona'ta. S. Amer. 1883. 

 fu'rens (raging). Prickly. March. Chili. 

 mucrona'ta (pointed-leaved). 6. May. Magellan. 



1828. 

 Pentla'ndi (Pentland's). Berries blue-black. June. 



Andes. 1875. 



pilo'sa (downy). April. Mexico. 1839. 

 prostra'ta (prostrate). May. 

 ,, pu'mila (dwarf). See P. EMPETRIFOLIA. 

 rupi'cola (rock- loving). Chili. 



PERO'NIA STRI'CTA. See THALIA DEALBATA. 

 PERONO'SPORA. See POTATO DISEASE. 



PEROV'SKIA. (Commemorative of M. Perovsky, a 

 Russian botanist. Nat. ord. Labiate.) 



A subshrubby, hardy perennial. Seeds ; divisions in 

 spring ; cuttings under a hand-light in summer. Light, 

 well-drained soil. 



P. atriplicifo'lia (Atriplex-leaved). 3-4. Violet-blue. 

 Himalaya ; Afghan. 



PffRSEA. Avocado or Alligator Pear. (Name of a 

 tree from Theophrastus. Nat. prd. Laurels [Lauraceae]. 

 Linn. g-Enneandria, i-Monosynia.) 



Stove evergreen trees ; or deciduous in the case of P. 

 carolinensis and P. Lingue. Layers of ripened shoots in 

 autumn ; cuttings of firm shoots in May, in sand, under 

 a bell-glass, and in bottom-heat ; sandy loam and fibrous 

 peat. Winter temp., 50 to 60 ; summer, 60 to 90. 

 P. Caroline' nsis (Carolinian). 15. Yellow, green. May. 



N. Amer. 1806. 

 ,, gla'bra (smooth). Yellow, green. May. N. Amer. 



1806. 

 obtu'sa (blunt). 15. Yellow, green. April. 



Carolina. 1806. 



n Pube'scens (downy). 15. Yellow, green. April. 

 N. Amer. 1806. 



P. graii'ssima (most grateful). 40. Green. W. Ind. 



1739. " Avocado Pear." 

 i'ndica (Indian). 20. Green, yellow. July. Canaries. 



1765. 

 Li'ngue (tongue). Yellow, green. Chili. 



PERSIAN SUN'S EYE. Tu'lipa (foulus-so'lis. 



PE'RSICA. Peach. (From Persia, its supposed native 

 place. Nat. ord. Roseworts [Rosaceas]. Linn. iz-Icosan- 

 dria, i-Monogynia.) 



Should be united to Prunus, which see. See NECTA- 

 RINE and PEACH. All bloom in April. 

 P. Ice' vis (smooth). See P. VULGARIS ISPAHANENSIS. 

 vulga'ris (common). 15. Red. Persia. 1562. 

 " Peach." 



a'lba (white). 14. White. Persia. 

 cotnpre'ssa (nzt-fruited) . 15. Red. 

 /Zo'n;-/tf / fjo(doubled-flowered). 15. Red. Persia. 

 fo'liis variega'tis (variegated- leaved) . 15. Persia. 

 fru'ctu ple'no (double-fruited). 15. Red. China. 

 1845. 



hispa'nica (Spanish). White. Spain. 1847. 

 ispahane'nsis (Ispahan). 15. Red. Ispahan, 

 Persia. 1562. " Nectarine." 

 pe'ndula (drooping). White. 1842. 

 sangui'nea ple"na (double-red). 15. Red. China. 

 1845. 



PERSIMMON. Diospy'ros Virginia' na. 



PERSOO'NIA. (Named after C. H. Persoon, a distin- 

 guished botanist. Nat. ord. Proteads [Proteaceae]. Linn. 

 4-Tetrandria, i-Monogynia.) 



Greenhouse evergreen shrubs, from New South Wales, 

 yellow-flowered, except where otherwise mentioned. 

 Cuttings of ripened shoots in sand, under a bell-glass, in 

 spring, and kept in a temperate pit until roots are 

 formed ; fibrous loam and sandy peat. Winter temp., 

 38 to 45 ; summer, 60 ; a little shaded. 

 P acero'sa (sharp). Orange. July. 1824. 

 , brevifo'lia (short-leaved). 1840. 

 , Chama'pitys (ground-pine). 4. June. 1824. 

 , ferrugi'nea (rusty). 3. Yellow, red. June. 1823. 

 . flexifo'lia (bent- leaved). See P. NUTANS. 

 , Fra'seri (Eraser's). See P. SACCATA. 

 , heterophy'lla (various- leaved). Swan River. 

 , hirsu'ta (hairy). 4. June. 1800. 

 , juniperi'na (juniper-like). 4. June. 1826. 

 , lanceola'ta (spear-hezd-leaved) . 4. June. 1791. 

 latifo'lia (broad-leaved). See P. LANCEOLATA. 

 ,, linea'ris (narrow-leaved). 5. July. 1794. 

 lu'cida (shining). June. 1824. 

 ,, macrosta'chya (large-spiked). See P. SACCATA. 

 mo'llis (soft). 3. July. 1826. 

 myrtilloi'des (Myrtillus-like). White. 1837. 

 ,, nu'tans (nodding). J. 1824. 

 pa'llida (pale). See P. ACEROSA. 

 pinifo'lia (pine-leaved). 4. June. 1822. 

 ,, pruino'sa (frosty). See P. LINEARIS. 

 sacca'ta (pouched). 2-6. July. 1837. 

 ,, szlici'na (vri]lovf-leaved) . 7. Pink. July. 1795. 

 ,, sca'bra (scurfy). 4. June. 1824. 

 ,, spathula'ta (spzthulzte-leaved) . See P. SCABRA. 

 ,, tenuifo'lia (thin-leaved). June. 1822. 

 ,, To'ru (Toru). June to August. New Zealand. 



PE'RTYA. (Probably a commemorative name. Nat. 

 ord. Composita?.) 



A hardy, deciduous shrub. Cuttings in summer in a 

 pit, cold frame, or under a hand-light. Ordinary soil. 

 P. sine'nsis (Chinese). 4-6. Pink. Central China. 1910. 



PERU BALSAM-TREE. Myro'xylon perui'ferum. 

 PERUVIAN BARK. Cincho'na. 

 PERUVIAN DAFFODIL. Hymoca'llis Ama'ncas. 

 PERUVIAN MASTIC. Schi'nus. 



PERYME'NTUM. (Meaning not explained. Nat. ord. 

 Composites [Composite]. Linn. ig-Syngenesia, 2-Super- 

 ftua.) 



Cuttings, taken from the points of shoots, or the firm 

 side-shoots ; sandy loam and a little peat. Winter temp., 

 38 to 48. 



P. bardaya'num (Barclay's). Copper. July. Mexico. 

 1830 



