Home Page | Penstemon ambiguus Sand Penstemon, Bush Penstemon Penstemon baccharifolius Rock Penstemon, Baccharis-Leaf Penstemon Penstemon barbatus Beardlip Penstemon Penstemon centranthifolius Scarlet Bugler Penstemon davidsonii Penstemon digitalis Talus Slope Penstemon Penstemon eatonii Firecracker Penstemon Penstemon gloxinioides Border Penstemon, Garden penstemon Penstemon heterophyllus ssp. purdyi Penstemon palmeri Palmer Penstemon, Balloon Flower Penstemon parryi Parry's Penstemon Penstemon pinifolius Pineneedle Beardtongue Penstemon pseudospectabilis Desert Beard Tongue, Canyon Penstemon Penstemon rupicola Penstemon spectabilis Showy Penstemon, Royal Beard Tongue Penstemon strictus Rocky Mountain Penstemon, Porch Penstemon Penstemon superbus Superb Penstemon, Superb Beardtongue Penstemon thurberi Desert Surprise, Thurber's Beardtongue Synonym and obsolete names Penstemon ambiguus var. thurberi synonym of Penstemon thurberi (Desert Surprise, Thurber's Beardtongue) Penstemon cordifolius synonym of Keckiella cordifolia Penstemon fremonti var. parryi synonym of Penstemon parryi (Parry's Penstemon) Penstemon heterophyllus var. purdyi synonym of Penstemon heterophyllus ssp. purdyi Penstemon laevigatus var. angulatus synonym of Penstemon digitalis (Talus Slope Penstemon) Penstemon laevigatus ssp. digitalis synonym of Penstemon digitalis (Talus Slope Penstemon) Penstemon puniceus synonym of Penstemon superbus (Superb Penstemon, Superb Beardtongue) Desert Tropicals Home Page List of All the Plants | More in the Scrophulariaceae family Desert-Tropicals is dedicated to provide gardening advice, gardening ideas, and information about flower of all kind for landscape and collections.We try to check carefully the identification of the plants on the illustrations as well as the other information from the page, but occasionally errors do occur. if you notice anything that needs to be changed please contact us.Thanks. © 1998-2020 Philippe Faucon, All Rights Reserved. |