the frond segments of this species can also be elongate--do you see how darkly colored the rachis... the frond segments of this species can also be elongate--do you see how darkly colored the rachis... underside of a frond showing the sori (sori are the clusters of sporangia which produce the... underside of a frond showing the sori (sori are the clusters of sporangia, which produce the... typical frond--notice that there is no zigzag in the rachis typical frond--notice that there is no zigzag in the rachis This map is a visual representation of the county distribution of each taxon in the Southeastern... This map is a visual representation of the county distribution of each taxon in the Southeastern... habit habit Family - Pteridaceae Stems - Rhizomes compact scaly. The scales ferruginous linear. Leaves -... Family - Pteridaceae Stems - Rhizomes compact, scaly. The scales ferruginous, linear. Leaves -... Pellaea atropurpurea . Photo: Tim Kessenich from the Wisconsin State Herbarium web site Pellaea atropurpurea . Photo: Tim Kessenich, from the Wisconsin State Herbarium web site Abaxial surface of pinna with sporangia. Flowering - Spores produced June - September. Habitat -... Abaxial surface of pinna with sporangia. Flowering - Spores produced June - September. Habitat -... Pellaea ternifolia (Adiantaceae): helecho con estructura xeromórfica.(derecha). Pellaea... Pellaea ternifolia (Adiantaceae): helecho con estructura xeromórfica.(derecha). Pellaea... This map is a visual representation of the county distribution of each taxon in the Southeastern... This map is a visual representation of the county distribution of each taxon in the Southeastern... Plant habit diploid form at Enchanted Rock in central TX 13 Aug 2005. Plant habit, diploid form, at Enchanted Rock in central TX, 13 Aug 2005. Adaxial view of a pinna of the diploid form at Pedernales Falls in central TX 14 Aug 2005. Adaxial view of a pinna of the diploid form at Pedernales Falls in central TX, 14 Aug 2005. Rachis close-up. Rachis close-up. Fern Pellaea calomelanos (Adiantheaceae) Kapradinka Fern, Pellaea calomelanos (Adiantheaceae) | Kapradinka E' una pianta che predilige terreni umidi e acidi. Questa felce ha un portamento prostrato che... E' una pianta che predilige terreni umidi e acidi. Questa felce ha un portamento prostrato che... Plant habit in lower Jacobson Canyon Pinaleño Mountains 5 May 2008. Plant habit in lower Jacobson Canyon, Pinaleño Mountains, 5 May 2008. Pellaea paradoxa Pellaea paradoxa A few hundred metres along the track and into the gorge the hillsides grow increasingly steep... A few hundred metres along the track and into the gorge, the hillsides grow increasingly steep,... Recommended Temperature Zone: sunset: 14-17 19-24 USDA: 9b-10 Frost Tolerance: Hardy in Phoenix to... Recommended Temperature Zone: sunset: 14-17, 19-24 USDA: 9b-10 Frost Tolerance: Hardy in Phoenix to... Plant habit in Molino Canyon Santa Catalina Mountains 10 Mar 2007. Plant habit in Molino Canyon, Santa Catalina Mountains, 10 Mar 2007. Contains 2 accepted taxa overall. Family: PTERIDACEAE Common Name: CLIFF-BRAKE Specimen: Search the... Contains 2 accepted taxa overall. Family: PTERIDACEAE Common Name: CLIFF-BRAKE Specimen: Search the... Esistono numerose varietà tra le quali ricordiamo: la Macrophylla che secondo alcuni è una specie a... Esistono numerose varietà tra le quali ricordiamo: la Macrophylla che secondo alcuni è una specie a... Pellaea atropurpurea Der kleine Felsfarn ist einer derjenigen die Sonne und trockenere Orte mögen.... Pellaea atropurpurea Der kleine Felsfarn ist einer derjenigen, die Sonne und trockenere Orte mögen.... Plant habit in upper Bar Canyon Organ Mountains 27 Jan 2008. Plant habit in upper Bar Canyon, Organ Mountains, 27 Jan 2008. GROWING TIPS If you are interested in purchasing seeds of this or similar species please go to our... GROWING TIPS If you are interested in purchasing seeds of this or similar species, please go to our... Pellaea ternifolia (Adiantaceae): helecho con estructura xeromórfica.(derecha). Pellaea... Pellaea ternifolia (Adiantaceae): helecho con estructura xeromórfica.(derecha). Pellaea...
Next »
Advanced Search