. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Genus 3. FERN FAMILY. 13 3. Woodsia glabella R. Br. Smooth Woodsia. Fig. 25. Woodsia glabella R. Br. App. Franklin's Journ. 754. 1823. Rootstocks small, ascending, densely clustered. Stipes very slender, usually stramineous, jointed above the base; blades delicate, linear or narrowly lanceolate, 2-5' long, 4"-8" wide, once pinnate; pinnae deltoid to r
. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Genus 3. FERN FAMILY. 13 3. Woodsia glabella R. Br. Smooth Woodsia. Fig. 25. Woodsia glabella R. Br. App. Franklin's Journ. 754. 1823. Rootstocks small, ascending, densely clustered. Stipes very slender, usually stramineous, jointed above the base; blades delicate, linear or narrowly lanceolate, 2-5' long, 4"-8" wide, once pinnate; pinnae deltoid to roundish-ovate, crenately lobed, glabrous, the lower pinnae remote, obtuse, often somewhat smaller than the middle ones; sori few, distinct or with age confluent; indusium minute, with 6-10 hair-like incurved or radiating segments. On moist rocks, Labrador to Alaska, south to New Brunswick, northern New England, northern New York and British Columbia. Also in Greenland and arctic and alpine Europe and Asia. Summer. 4. Woodsia scopulina D. C. Eaton. Rocky Mountain Woodsia. Fig. 26. Woodsia scopulina D. C. Eaton, Can. Nat. 2: 90. 1865. Woodsia Cathcartiana Robinson, Rhodora 10: 30. 1908. Rootstock short, creeping, densely chaffy, the nu- merous leaves borne close together. Stipes 2'-6' long, not jointed, bright rusty or chestnut-colored at the base, paler above; blades lanceolate, 6'-i2' long, finely glandular-puberulent and usually his- pidulous with jointed whitish hairs; pinnae numer- ous, oblong-ovate, deeply pinnatifid into 10-16 oblong toothed segments, or fully pinnate, the larger pin- nules nearly free and deeply incised; indusium con- cealed, cleft into narrow or slender spreading flaccid segments. In crevices of rocks, Michigan and western Ontario to British Columbia, south in the Rocky Mountains to Arizona and in the Sierra Nevada to California. Also in Gaspe County, Quebec. Summer. 5. Woodsia oregana D. C. Eaton. Oregon Woodsia. Fig. 27. Woodsia oregana D. C. Eaton, Ca
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
