PLE 



[647] 



PLE 



cock's spur, and anthos, a flower. Nat. 

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

 Didynamia 1-Gymnospermia.) 



Herbaceous, by seeds and divisions ; shrubs, at 

 times by seeds, but chiefly by cuttings in sand, 

 under a bell-glass ; rich, sandy soil will suit them 

 all. Temperature that of the greenhouse and 

 stove. There are many more species beside the 

 following :-" 



P. inca'nus (hoary). 3. Blue. July. 1822. 

 Greenhouse herbaceous. 



terna'tus (three-leafleted. Opime plant}. |. 



Purple. August. Madagascar. 1821. 

 Stove herbaceous. 



ternifo'livs (three-leaved). 2. Blue. August. 



Nepaul. 1820. Greenhouse herbaceous. 



visco'sui (clammy). !. Blue. August. E. 



Ind. 1826. Stove evergreen. 

 PLECTEI'TIS. (From plektron, a cock's 

 Spur ; the flower being swollen in front. 

 Nat. ord., Valerianworts [ Valerianaceee]. 

 Linn., 3-Triandria \-Monogytria.} 



Hardy North American annuals. Seeds in 

 April, in common garden-soil. 

 P. brachyste'mon (short-stamened). White. June. 

 1836. 



conge'sta (crowded-lowered). 1. Hose. July. 



1826. 



mi'nor (smaller-/ "' ered)< 1. Rose. July. 



1826. 



PLECTRO'NIA. (From plektron, a cock's 

 spur ; the tree armed with large spines. 

 Nat. ord., Cinchonads [Cinchonacese]. 

 Linn., 6-Pentandria l-Monogynia. Allied 

 to Chiococca.) 



Greenhouse evergreen tree. Cuttings in sand, 

 under a bell-glass, in May, and placed in a cold 

 frame; sandy peat and fibry loam. Winter 

 temp., 40 to 48 . 



P. corymbo'sa (corymbed). 20. White, green- 

 Cape of Good Hope. 18:6. 



PLEOE'LTIS. (From pleos, full, and 

 pelte, a shield ; referring to the covering 

 of the spore or seed-cases. Nat. ord., 

 Ferns [Polypodiacese]. Linn., Z-Cryp- 

 toyamia 1-Filices.) 



Stove Ferns, chiefly with brown spores. See 

 FERNS. 



P. elonga'ta (elongated). Yellow. May. S. Amer. 

 1843. 



ensifo'lia (sword-leaved) . May. S. Amer. 1823. 



lanceola'tum (spear-headed). 1. August. W. 



Ind. 1812. 



latifo'lia (broad-leaved). $. May. S. Amer. 1823. 



nu'da (naked). $. May. Nepaul. 



percu'ssa (stricken). Yellow. Brazil. 1842. 



salicifo'iiu (willow-leaved). Yellow. August. 



Brazil. 



se'rpens (creeping). $. May. W. Ind. 1816. 



PLERO'MA. (From pleroma t fulness; 

 the cells of the seed-vessel. Nat. ord., 

 Melastomads [Melastomaceee]. Linn., 10- 

 Decandria l-Monogynia* Allied to Os- 

 beckia.) 



Stove Brazilian evergreen shrubs, chiefly with 

 purple flowers. Cuttings of half-ripened, or 



rather, the short, stubby side-shoots in sand, 

 under a bell-glass, in summer, and plunged in 

 a little bottom-heat, lifting the edge of the hell- 

 glass at night, to prevent damping; sandy, fibry 

 peat, with a few nodules o f fibry loam, and pieces 

 of broken pots and charcoal, to keep the soil 

 open, and particularly well-drained. Winter 

 temp., 48 to 55 ; summer, 60 to 85. E'lcgnns 

 and several others do best in an intermediate 

 hous , -.iot so hot as a stove. It doe^ better in 

 the greenhouse than in the stove. 

 P- Benthamia'num (Bentham's).S. AueUxt. 1841. 

 -" c'leguns (elegani). 5. June. Organ Moun- 

 tains. 1844. 



Jteteroma'llum (one-woolly-sided). 4. July. 1810. 



Kunthia'num (Kunth's). Palish red. July. 184/. 



vUto'sum (shagsy). 3. White. July. 1820. 



vimi'neum (twiggy). 6. Ju.y. 18'21. 

 PLEURA'NDRA. (From plenron, a side, 



and aner, an anther; the stamens ar- 

 ranged on one side of the pistil, giving 

 the centre of the flower a one sided ap- 

 pearance. Nat. ord.,Ditleniaii$ [Dilleni- 

 aceee]. Linn., 13 Polyundria 2-Diyynia. 

 Allied to Candollea.) 



Greenhouse, yellow-flowered, New Holland, 

 evergreen shrubs ; all about two feet high, and 

 blooming in May. Cuttings of half-ripened 

 shoots in sand, under a bell-glass, in May; sandy, 

 fibry loam and fibry peat, with pieces of charcoal 

 mixed with the compost, with good drainage and 

 careful watering. Winter temp., 40 to 48. 

 P, acicula'ris (needle-leaved). 1822. P. brae- 

 tea' tu (/ar#e-bracted). 1823. P. culyci'mt. 

 (/rg-e-calyxed). 1826. P. cneo'rutn (garland- 

 flower). June. 1824. P. ericcefu'lia (heath- 

 leaved). 1824. P. ni'tida (shining). 1823. P. 

 sca'bra (rough). 1824. P. stri'cta (elect). 

 1826. 



PLETJROGRA'MMA. (From plcuron, a 

 side, and gramma, writing ; disposition of 

 the spore or seed-cases. Nat. ord,, Ferns 

 [ Polypodiacese] . Linn,, %<L-Cryptogamia 

 l-Fllices.) 



Stove Fern. See FEENS. 



P. linea'ris (narrow-Jeauerf). Brown. June. 

 Jamaica. 1833. 



PLEURO'GYNE. (From pleuron, a side, 

 and gyne, the female organ ; this issuing 

 from the side of the seed-vessel. Nat. 

 ord., Gentianworts [G-entianacese]. Linn., 

 5-Pentandria 2-Digynia. Allied to Gen- 

 tian.) 



Hardy annual. Seeds in April ; chalky loam, 

 and a small portion of peat. 

 P. rotu'ta (wheel-shaped-./?ou;ere0. |. Blue- 

 August. Siberia. 1827. 



PLEUROTHA'LLIS. (From pleuron t a 

 side, and thallo, to bloom. Nat. ord., 

 Orchids [Orchidaceee]. Linn., 20-%- 

 nandria l-Monogynia,) 



Stove orchids, not possessing much beauty, 

 but are interesting, curious little plants. They 

 thrive best upon blocks of wood, with a small 

 portion of moss tied to the block. The best 

 form of the block ia a round oae, with the top 



