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Lateinischer name
Allgemeiner name
Familie
 
     
Peniocereus (Berger) Britt. & Rose
peniocereus
Cactaceae
Peniocereus greggii (Engelm.) Britt. & Rose
nightblooming cereus
Cactaceae
Peniocereus greggii (Engelm.) Britt. & Rose var. greggii
nightblooming cereus
Cactaceae
Peniocereus greggii (Engelm.) Britt. & Rose var. transmontanus (Engelm.) Backeberg
nightblooming cereus
Cactaceae
Peniocereus striatus (Brandeg.) Buxbaum
gearstem cactus
Cactaceae
Peniophyllum linifolium (Nutt.) Pennell
>>Oenothera linifolia
Onagraceae
Pennellia longifolia (Benth.) Rollins
longleaf mock thelypody
Brassicaceae
Pennellia micrantha (Gray) Nieuwl.
mountain mock thelypody
Brassicaceae
Pennellia Nieuwl.
mock thelypody
Brassicaceae
Pennisetum advena J. Wipff & Veldkamp
foreign fountaingrass
Poaceae
Pennisetum alopecuroides (L.) Spreng.
Chinese fountaingrass
Poaceae
Pennisetum americanum (L.) Leeke
>>Pennisetum glaucum
Poaceae
Pennisetum ciliare (L.) Link
buffelgrass
Poaceae
Pennisetum ciliare (L.) Link var. ciliare (L.) Link [superfluous autonym]
>>Pennisetum ciliare
Poaceae
Pennisetum ciliare (L.) Link var. setigerum (Vahl) Leeke [orthographic error]
>>Cenchrus setiger
Poaceae
Pennisetum ciliare L. var. setiger (Vahl) Leeke
>>Cenchrus setiger
Poaceae
Pennisetum clandestinum Hochst. ex Chiov.
kikuyugrass
Poaceae
Pennisetum complanatum (Nees) Hemsl.
Nicaraguan fountaingrass
Poaceae
Pennisetum dichotomum (Forssk.) Delile
>>Pennisetum divisum
Poaceae
Pennisetum divisum (Forssk. ex J. F. Gmel.) Henrard
Poaceae
Pennisetum flaccidum Griseb.
flaccidgrass
Poaceae
Pennisetum glaucum (L.) R. Br.
pearl millet
Poaceae
Pennisetum incomptum Nees. in Stend.
kikuyugrass
Poaceae
Pennisetum L.C. Rich. ex Pers.
fountaingrass
Poaceae
Pennisetum latifolium Spreng.
Uruguayan fountaingrass
Poaceae
Pennisetum macrostachyum (Brongn.) Trin. [excluded]
Poaceae
Pennisetum macrourum Trin.
African feathergrass
Poaceae
Pennisetum nervosum (Nees) Trin.
bentspike fountaingrass
Poaceae
Pennisetum orientale (Willd.) L.C. Rich. [excluded]
Oriental pennisetum
Poaceae
Pennisetum pedicellatum Trin.
Kyasuma grass
Poaceae
Pennisetum pedicellatum Trin. ssp. unispiculum Brunken
Kyasuma grass
Poaceae
Pennisetum petiolare (Hochst.) Chiov.
petioled fountaingrass
Poaceae
Pennisetum polystachion (L.) J.A. Schultes
mission grass
Poaceae
Pennisetum polystachion (L.) J.A. Schultes ssp. setosum (Sw.) Brunken
mission grass
Poaceae
Pennisetum polystachyon (L.) J.A. Schultes ssp. setosum (Sw.) Brunken [orthographic variant]
>>Pennisetum polystachion ssp. setosum
Poaceae
Pennisetum polystachyon (L.) J.A. Schultes [orthographic variant]
>>Pennisetum polystachion
Poaceae
Pennisetum purpureum Schumacher
elephant grass
Poaceae
Pennisetum quartinianum A. Rich.
>>Pennisetum macrourum
Poaceae
Pennisetum respiciens A. Rich.
>>Setaria adhaerens
Poaceae
Pennisetum ruppelii Steud.
>>Pennisetum setaceum
Poaceae
Pennisetum schimperi Steud. [excluded]
Poaceae
Pennisetum setaceum (Forssk.) Chiov.
crimson fountaingrass
Poaceae
Pennisetum setosum (Sw.) L.C. Rich.
>>Pennisetum polystachion ssp. setosum
Poaceae
Pennisetum typhoides auct. non (Burm.) Stapf & C.E. Hubbard [misapplied]
>>Pennisetum glaucum
Poaceae
Pennisetum villosum R. Br. ex Fresen.
feathertop
Poaceae
Penstemon abietinus Pennell
firleaf beardtongue
Scrophulariaceae
Penstemon absarokensis Evert
Absaroka Range beardtongue
Scrophulariaceae
Penstemon acaulis L.O. Williams
stemless beardtongue
Scrophulariaceae
Penstemon acaulis L.O. Williams var. yampaensis (Penl.) Neese
>>Penstemon yampaensis
Scrophulariaceae
Penstemon acuminatus Dougl. ex Lindl.
sharpleaf penstemon
Scrophulariaceae
Penstemon acuminatus Dougl. ex Lindl. var. acuminatus
sharpleaf penstemon
Scrophulariaceae
Penstemon acuminatus Dougl. ex Lindl. var. latebracteatus N. Holmgren
sharpleaf penstemon
Scrophulariaceae
Penstemon aggregatus Pennell
>>Penstemon rydbergii var. aggregatus
Scrophulariaceae
Penstemon alamosensis Pennell & Nisbet
Los Alamos beardtongue
Scrophulariaceae
Penstemon albertinus Greene
Alberta beardtongue
Scrophulariaceae
Penstemon albidus Nutt.
white penstemon
Scrophulariaceae
Penstemon albifluvis England
>>Penstemon scariosus var. albifluvis
Scrophulariaceae
Penstemon albomarginatus M.E. Jones
whitemargin beardtongue
Scrophulariaceae
Penstemon alluviorum Pennell
lowland beardtongue
Scrophulariaceae
Penstemon alpinus Torr.
>>Penstemon glaber var. alpinus
Scrophulariaceae
Penstemon alpinus Torr. ssp. brandegeei (Porter) Penl.
>>Penstemon glaber var. brandegeei
Scrophulariaceae
Penstemon alpinus Torr. ssp. magnus (Pennell) Harrington
>>Penstemon glaber var. glaber
Scrophulariaceae
Penstemon ambiguus Torr.
gilia beardtongue
Scrophulariaceae
Penstemon ambiguus Torr. ssp. laevissimus Keck
>>Penstemon ambiguus var. laevissimus
Scrophulariaceae
Penstemon ambiguus Torr. var. ambiguus
gilia beardtongue
Scrophulariaceae
Penstemon ambiguus Torr. var. laevissimus (Keck) N. Holmgren
pink plains beardtongue
Scrophulariaceae
Penstemon ammophilus N. Holmgren & L. Shultz
sandloving penstemon
Scrophulariaceae
Penstemon anguineus Eastw.
Siskiyou beardtongue
Scrophulariaceae
Penstemon angustifolius Nutt. ex Pursh
broadbeard beardtongue
Scrophulariaceae
Penstemon angustifolius Nutt. ex Pursh ssp. caudatus (Heller) Keck
>>Penstemon angustifolius var. caudatus
Scrophulariaceae
Penstemon angustifolius Nutt. ex Pursh ssp. venosus Keck
>>Penstemon angustifolius var. venosus
Scrophulariaceae
Penstemon angustifolius Nutt. ex Pursh var. angustifolius
broadbeard beardtongue
Scrophulariaceae
Penstemon angustifolius Nutt. ex Pursh var. caudatus (Heller) Rydb.
broadbeard beardtongue
Scrophulariaceae
Penstemon angustifolius Nutt. ex Pursh var. dulcis Neese
broadbeard beardtongue
Scrophulariaceae
Penstemon angustifolius Nutt. ex Pursh var. venosus (Keck) N. Holmgren
broadbeard beardtongue
Scrophulariaceae

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