Table 20-2. Rare Plant Species of Coastal Maine 1 



Common and Taxonomic names 



Family name 



Atlas 

 Number 



Habitat 



Calvpso bulbosa (L.) Oakes 

 Calypso 



Lvcopodium selapc L. 

 Mountain club-moss 



Botrvchiuro lunar ia ( L . ) SK . 

 Moonwort 



Ophioglossum vulgatum L. 



var. pseudopodum (Blake) Farv. 

 Adder's tongue 



Asplenium trichomanes L. 

 Maiden-hair spleenwort 



Dryopteris fragrans (L.) Scott 

 var. rojnot iuscula Kamarov 

 Fragrant cliff-fern 



Orchidaceae 



Lycopodiaceae 



Ophioglossaceae 



Ophioglossaceae 



Polypodiaceae 

 Polypodiaceae 



Athyrium thelypterioides (Michx . ) Polypodiaceae 

 Desv. 

 Silvery spleenwort 



Pinus banksiana Lamb 



Jack pine 



Chamaecyparis thyoides (L.) BSP. 

 Atlantic white cedar 



Juniperus horizontalis 



Moehch, X J^ Virginiana L, 

 Hybrid juniper 



Zannichellia palustris L. 



var. llajor (Boenn.) D.J. Koch 

 Horned pondweed 



Scirpus cvliniirinn (Torr.) 

 Britt. 

 Bulrush 



Eleocharis rostellata Torr. 

 Spike-rush 



P ina c ea e 



Cupressaceae 



Cupressaceae 



Najadaceae 



Cyperaceae 



Cyperaceae 



9"- 



10 

 11 

 132 



n 2 



15 



16 



173 

 18 



19 



20 



21 



Deep, moist coniferous 

 woods 



Mossy rocks, barrens, 

 cold woods 



Open turfy, gravelly, 

 or ledgy slopes and 

 shores 



Peaty or grassy 

 patures, meadows 

 and wet thickets 



Shaded rock crevices 



Dry cliffs and rocky 

 banks 



Rich woods, bottom 

 lands, and shaded 

 plots 



Barren, sandy, or 

 rocky soil 



Palustrine forested 

 wetlands 



Coastal rocky ledges 



Fresh, brackish or 

 alkaline waters 



Brackish emergent 

 wetlands and brackish 

 shorelines 



Brackish and salin<=- 

 emergent wetlands 



Nomenclature after Fernald 1950. 

 ^Botanical fact sheets available from Critical Areas Program 

 Planning reports available from Critical Programs 



(continued) 



20-3 



10-80 



