WOOTON AND STANDLEY—FLORA OF NEW MEXICO. 25 
1. Asplenium septentrionale (L.) Hoffm. Deutschl. Fl. 2: 12. 1795. 
Acrostichum septentrionale L. Sp. Pl. 1068. 1753. _ 
Belvisia septentrionalis Mirb. Hist. Nat. Pl. 4: 65. 1803. 
Type Locauity: “Habitat in Europae fissuris rupium.”’ 
Range: Black Hills of South Dakota to New Mexico and Arizona; also in Europe. 
New Mexico: Sierra Grande; highest point of the Llano Estacado; Cross L Ranch; 
Santa Rita; Ben Moore. Upper Sonoran Zone. 
This grows in the crevices of rocks or beneath overhanging ledges. It is small and 
almost grasslike, so that it is easily overlooked. 
2. Asplenium resiliens Kunze, Linnaea 18: 331. 1844. 
Asplenium parvulum Mart. & Gal. Nouv. Mém. Acad. Sci. Brux. 15: 60. pl. 15. f. 3. 
1842, not Hook. 1840. 
TYPE LOCALITY: Mexico. 
RANGE: Virginia and Florida to Kansas, Texas, and Arizona. 
New Mexico: Organ Mountains; Santa Rita; Florida Mountains. Upper Sonoran 
Zone. 
3. Asplenium trichomanes L. Sp. Pl. 1080. 1753. 
Tyrre tocauity: ‘‘Habitat in Europae fissuris rupium.”’ 
RANGE: British America to Alabama, Texas, and Arizona, 
New Mexico: Las Vegas Mountains; Mogollon Mountains; Santa Rita; Organ 
Mountains. Damp slopes, Upper Sonoran to Transition Zone. 
8. ATHYRIUM Roth. 
Rootstocks stout; fronds large, oblong-ovate, twice pinnate; sori usually curved, 
oblong; indusium straight or curved, opening along the side nearest the midrib. 
1, Athyrium filix-foemina (L.) Roth, Tent. Fl. Germ. 3: 65. 1800. Lapy rern, 
Polypodium filiz-foemina L. Sp. Pl. 1090. 1753. 
Asplenium filix-foemina Bernh. Neu. Journ. Bot. Schrad. 1?: 26. 1806. 
TyPE Locauity: ‘Habitat in Europae frigidioris subhumidis.”’ 
Rance: Throughout most of temperate North America; in New Mexico only in 
the mountains. 
New Mexico: Mogollon Mountains; Winsor Creek; Brazos Canyon. Transition 
Zone. 
The lady fern is not common anywhere in the State, but has been found by a few 
collectors in cool, shaded canyons beside running streams. 
9. DRYOPTERIS Adans. 
Rootstocks stout and thick; fronds broadly oblong-lanceolate, bipinnatifid or 
bipinnate, 20 to 60 cm. long; sori dorsal, rounded, the indusium orbicular-reniform. 
1. Dryopteris filix-mas (L.) Schott, Gen. Fil. 1834. MALE FERN. 
Polypodium filiz-mas L. Sp. Pl. 1090. 1753. 
Aspidium filix-mas Swartz, Journ. Bot. Schrad. 1800?: 38. 1801. 
Tyre Loca.ity: “Habitat in Europae sylvis.”’ 
Rance: British America to Michigan, New Mexico, and California. 
New Mexico: Sierra Grande; Rito de las Frijoles; Las Vegas Mountains; Organ 
Mountains; Ruidoso Creek. Transition Zone. 
The specimens here listed are doubtfully referred to this species, but they repre- 
sent one of the forms which pass under the name. Further study may result in a 
change of name for the southwestern form. It is nowhere common in our range, but 
always seems well adjusted to its habitat wherever it occurs. 
