PENNISETUM— PEPPER 



361 



PENNISETUM, continued 



latifolium {Gymnothrix latifolium) 



longistylum P. villosum 



macrophyllum . P. macrostachyum 

 macro stachyum {macrophyllum) 



See also hort. var. list below. 



purpureum . . . Napier Grass 

 ruppeli {ruppelianum; cupreum) 



Fountain G. 



See also hort. var. list below. 



typhoideum P. glaucum 



villosum {longistylum) Feathertop 

 Hort. var. of Pemiisetum : 



Crimson Fountain Grass {atro- 

 sanguineum). Hort. var. of P. 

 ruppeli. 



Purple Fountain G. {cupreum) 

 Hort. var. of P. ruppeli. 



Purple Pennisetum {macrostach- 

 yum atropurpureum) 

 Pennyroyal . . Mentha pulegium 



PENTSTEMON . . . Pentstemon 



acuminatus Stiff P. 



angustifolius {caeruleus) 



Narrowleaf p. 

 antirrhinoides . . Snapdragon P. 

 barbatus {Chelone barbata) 



— torreyi Cy P. torreyi 



caeruleus P. angustifolius 



campanulatus 



Common Pentstemon 

 centranthifolius . Scarlet-bugler 

 cobaea . . Cobaea Pentstemon 

 cordifolius . . . Heartleaf P. 

 cynanthus . . P. glaber cynanthus 

 diffusus . Bushy Pentstemon 

 digitalis . . P. laevigatus digitalis 

 glaber . . . Blue Pentstemon 

 — cynanthus 



gloxinioides .... Gloxinia P. 

 grandiflorus . . . Shell-leaf P. 



hartwegi Hartweg P 



heterophyllus .... Violet P. 

 hirsutus {pubescens) . Eastern P. 



labrosus Longlip P. 



laevigatus Smooth P. 



— digitalis .... Foxglove P. 

 murrayanus .... Cupleaf P. 



ovatus Eggleaf P. 



palmeri Palmer P. 



pubescens P. hirsutus 



PENTSTEMON, continued 



puniceus 



Scarletfunnel Pentstemon 

 secundiflorus 



smalli Smalls P. 



spectabilis Showy P. 



torreyi {P. barbatus torreyi Cy) 



Torrey p. 

 tubifiorus Tube P. 



Pentstemon .... Pentstemon 



Blue P P. glaber 



Bushy P P. diffusus 



Cobaea P P. cobaea 



Common P. . . P. campanulatus 

 Cupleaf P. . , . P. murrayanus 



Eastern P P. hirsutus 



Eggleaf P P. ovatus 



Foxglove P. 



P. laevigatus digitalis 

 Gloxinia P. . . P. gloxinioides 

 Hartweg P. . . . P. hartwegi 

 Heartleaf P. . . P. cordifolius 

 Longlip P P. labrosus 



' Narrowleaf P. . P. angustifolius 



Palmer P P. palmeri 



Scarlet-bugler 



P. centranthifolius 

 Scarletfunnel P. . P. puniceus 

 Shell-leaf P. . P. grandiflorus 



Showy P P. spectabilis 



Smalls P P. smalli 



Smooth P P. laevigatus 



Snapdragon P. P. antirrhinoides 



Stiff P P. acuminatus 



Torrey P P. torreyi 



Tube P P. tubiflorus 



Violet P. . . . P. heterophyllus 



Peony Paeonia 



For horticultural varieties see under 

 Paeonia, page 343. 



Chinese P P. albiflora 



Common P P. officinalis 



Coral P P. corallina 



Fringed P P. tenuifolia 



Golden P P. lutea 



Tree P P. suffruticosa 



PEPEROMIA Pepehomia 



maculosa Spotted P. 



Pepino .... Solanum muricatum 



Pepper Piper 



Black P P. nigrum 



Redpepper Capsicum 



