180 THE BRITISH FERNS. 
subbipinnate ; pinne broad oblong, acutish ; pinnules elongate oblong, 
obtuse, deeply lobed, the base narrowed but decurrent with the wing 
of the rachis, the basal ones only being distinct; scales fimbriate. 
Var. crispa: fronds dwarf, crispy, scarcely bipinnate; pinne 
crowded, overlapping, wavy, the points curving upwards; segments 
imbricated, convex, serrate. 
LASTREA FILIX-MAS, v. CRISPA, Sim, Cat. Ferns, 1859, 10. 
Var. cristata: fronds and pinne symmetrically multifid-crisped 
at the apex; pinne narrowed gradually towards, and much còn- 
stricted near the large ramosely multifid-crisped tassel; pinnules 
blunt, subglaucous, as in paleacea. [Plate XXXVI.] 
LASTREA FILIX-MAS, v. CRISTATA, Moore & Houlst., Gard. Mag. Bot. iii. 317. 
Moore, Handb. Brit. Ferns, 2 ed. 106 ; 3 ed. 104; Id., Ferns of Gt. Brit. 
Nature Printed, t. 16 A. 
Var. polydactyla: fronds and pinne multifid-crisped at the 
apex; pinne much and suddenly narrowed just behind the crispy 
tassel; pinnules or lobes divided nearly to the rachis throughout, 
linear-oblong, dilated or acute, serrated. [Plate XXXVII.] 
LASTREA FILIX-MAS, v. POLYDAOTYLA, Moore, Ferns of Gt. Brit. Nature Printed, 
t. 16 B ; Id., Handb. Brit. Ferns, 3 ed. 104. 
Var. Clowesii: fronds and pinne multifid-crisped at the apex ; 
pinne narrowed gradually to the tufted apex, pinnate below, 
pinnatifid above with deep bluntish lobes. 
Var. Jervisii , fronds caudate-acuminate and as well as the pinnse 
multifid and suberistate at the apex ; pinne narrowed gradually, not 
suddenly contracted; pinnules or lobes oblong acutish, serrate, 
those towards the apices of the pinne shallow, so that the portion of 
the pinna below the tuft is not much divided, but acutely serrate. 
LASTREA FILIX-MAS, v. JERVIS, Moore, Handb. Brit. Ferns, 3 ed. 112. 
Var. Schofieldii: fronds dwarf (2-6 inches), frequently ramose 
or multifid, sometimes crisped, pinnate; pinnee oblong, lobed or 
serrated. [Plate XX XVIII. ] 
LASTREA FILIX-MAS, v. SCHOFIELDII, Sim, Cat. Ferns, 1859, 10. 
LASTREA DILATATA, v. SCHOFIELDII, Stansfield MS. Moore, Ferns of Gt. Brit. 
Nature Printed, under t. 22 ; Id., Handb. Brit. Ferns, 3 ed. 138. 
LASTREA SPINULOSA, v. SCHOFIELDII, Sim, Cat. Ferns, 1856, b. 

