PLA 



447 



PLE 



orientalis . Apetal ■ 4, H. De. T. 50 Levant . 1548 



acerifolia 1 . Apetal . 4, H. De. T. 60 Levant . 1724 



cuneilta 2 . Apetal . 4, H. De. T. 20 Levant . 1789 



hisp&nica . Apetal . 4, H. De. T. 00 Levant . 1739 



PlatycAkpha. See C$nara glomerata. 



Platycarfum, Humboldt. From platys, broad, 

 and karpos, fruit ; in reference to the com- 

 pressed seed-pod. Linn. 5, Or. 1, Nat. Or. 

 Bignoniaceos. This tree thrives in peat and 

 loam ; and half-ripened cuttings planted in 

 sand, and placed under a hand-glass, root 

 readily. If the plants are kept rather dry in 

 winter, it will tend to throw them into flower, 

 orinocense . Pa. rose 5, S. Ev. T. 20 Orinoco . ISIS 



Platycerium, Desvaux. From platys, broad, 

 and keras, a horn. Linn. 24, Or. 1, Nat. Or. 

 Polypodidcece. Stove ferns. Synoaymes : 1, 

 Acrostichum alcicdrne ; 2, Polypbdium grdude, 

 Acrostichum bifbrme, A. grdnde, A. fusifbrme; 

 3, A. stemmaria. 



alcicdrne 1 . Brown . 8, G. Her. P. J N. S. W. . 1S08 

 bifdrme 2 . Brown . 4, S. Her. P. 4 Java . . 

 grande . . Brown . 7, S. Her. P. l| MoretonB. 1S28 

 scemmaria 3 Brown . 5, S. Her. P. 1£ Guinea . .1822 



Platychilum, Delaunay. From platys, broad, 

 and cheilos, a lip ; breadth of corolla. Linn. 

 16, Or. 6, Nat. Or. Fabacece. A beautiful 

 plant, requiring the same treatment as the 

 Hbveas. Synonyme : 1, Gompholobium Celsi- 

 anum. 

 Celsianum 1 . Yellow . 6, G. Ev. S. 3 N. Hoi. . 1820 



Platyc6don, De Candolle. From platys, broad, 

 and kodon, a bell ; the flowers are broad and 

 bell-shaped. Linn. 5, Or. 1, Nat. Or. Cam- 

 panulacece. A neat, elegant genus when in 

 flower ; it grows best in sandy loam, and may 

 be increased by seeds or young cuttings. Sy- 

 nonymes: 1, Campdnula grandifldra; 2, P. 

 liomalAnthum. 



grandiflbruni 1 Blue . 6, H. Her. P. 1 Dahuria. 1782 

 album semi- [ ^^ * Q Her p 1 china _ 18w 

 plenum . j ' 



chinense 2 . . Blue . 7, H. Her. P. 1 China . 1845 



Platyl6bium, Smith. From platys, broad, and 

 lobos, a pod ; in reference to the broad le- 

 gumes. Linn. 16, Or. 6, Nat Or. Fabaccoz. 

 Free-flowering shrubs, of rather difficult cul- 

 ture ; they require a mixture of three-parts 

 sandy peat and one part loam ; the pots must 

 be carefully drained, to allow the water to pass 

 off freely, and care must be taken not to over- 

 water them. They may be propagated by cut- 

 tings in sand, under a glass ; or by seeds, which 

 are sometimes produced in abundance, 

 formbsum . . Orange . 7, G. Ev. S. 4 N. HoL 1790 

 Murrayauum. Yel. red . 5, G. Ev. S. 1* V. D. L. 1832 

 obtusangulum Yel. red . 5, G. Ev. S. 1J V. D. L. 1S32 

 ovatum . . Orange . 7, G. Ev. S. 4 N. Hoi. 1792 

 parvifldrum . Orange . 7, G. Ev. S. 4 N. Hoi. 1792 

 triangulare . Orange . 7, G, Ev. S. 4 V. D. L. 1805 



Platyl6ma, /. Smith. Fram platys, broad, and 

 loma, a fringe. Linn. 24, Or. 1, Nat. Or. 

 Polypodiaccat. A genus of ferns, requiring 

 precisely the same treatment as Polypbdium. 

 Synonyme: 1, Adidntum paradixicmn, Al- 

 Ibsorus paradoxa. 



a fo\ia medi8 ." } Bl °™ • «. s - Her - p - 1 ■ 181 ° 



alropurxjurea. Brown . 5, S. Her. P. 1 



Platyl&phus, -D. Don. From platys, broad, 

 and lophos, a crust ; the capsule, from being 

 much compressed at the apex, appears as if 

 winged. Linn. 10, Or. 2, Nat. Or. Cunoni- 

 aceoe. The White Ash of the English colonists 

 is an elegant tree. It succeeds well in a mix- 

 ture of loam and peat ; and cuttings of the 

 ripened wood root freely in sand, under a glass. 

 Synonyme : 1, Weinmdnnia trifoliata. 

 trif oliatus 1 . White 5, G. Ev. T . 45 C. ■& H. . 1820 



Platypetalum, Hooker. From platys, broad, 

 and pelalum, a petal. Linn. 15, Or. 2, Nat. 

 Or. Brassicacece. An Alpine plant, requiring 

 to be grown in a pot. filled with a mixture of 

 peat and sand, and treated like other plants of 

 similar habits, 

 purpurascens Purple . 5, H. Her. P. i Melville I. 1827 



Platyptekjs, Humboldt and Bonpland. Front 

 platys, broad, and pteron, a wing ; appendage 

 to the seed. Lima. 19, Or. 1, Nat. Or. Aste- 

 racece. A small plant of little beauty, growing 

 in any peaty soil, and increased by cuttings, in 

 the same kind of soil, under a glass. Syno- 

 nyme: 1, Spildnlhes crocatus. 

 crocata 1 . Orange . 3, S. Her. P. 2 S. Amer. . 1812 



PlatyspERMUM, Hooker. From platys, broad, 

 and sperma, a seed. Linn. 6, Or. 2, Nat, Or. 

 . Brassicacece. Mere annual weeds, growing in 

 any garden soil. Synonymes : 1, Caitcalis lit- 

 toralis ; 2, C. orientalis ; 3, Daucus muricatus 

 — littoralis 1, orientalis 2, o. pulchermnum, 

 muricatum 3. 



Platystemon, Bentham. From platys, broad, 

 and stemon, a stamen. Linn. 13, Or. 1, Nat. 

 Or. lianunculacece. A genus of rather pretty 

 annuals, growing freely in sandy loam, 

 ealiforuious . Yellow . 8, H. A. 1 Californ. . 1833 

 leiocarpus . . Yellow . 7, H. A. 1 Siberia . 1837 



PlatystJqma, Bentham. From platys, broad, 

 and stigma; the stigma is ovate. Linn. 13, 

 Or. 1, Nat. Or. Jtanunculacece. This plant 

 somewhat resembles Platyst&mon califbrnicus, 

 and requires the same treatment as that plant, 

 lineare . Yellow . 5, F. Her. P. J California . 1833 



Platy stylis, Sweet. From platys, broad, and 

 stylos, a style ; in allusion to the dilated style. 

 Linn. 17, Or. 4, Nat. Or. Fabacece. A very 

 handsome genus of flower-border plants. For, 

 culture and propagation, see Orobus. Syno- 

 nymes: 1, Orobus cydneus; 2, O. sessilifblius ; 

 3, 0. stipulaceus. 



cyanea 1 . . Purple . 5, H. Her. P. 1 Caucasus 1823 

 sessilifblius 2 Purple . 5, H. Her. P. 1 Tauria . 1823 

 stipulacea 3 . Purple . 5, H. Her. P. 1 Siberia . 



PlAzia. SeeS&fftia. 

 Plectanthera. See Luxemb&rgia. 

 Plectocephalds. See Centauria. 

 Plectoc6mia, Mart. From plektos, twined, 

 and kome, hair ; the leaves are at the top of 



