1)08 



FILICKS (FEEN FAMILY.) 



moses of nerves. ludusium 

 arising from near margin 

 of pinna, inner border free. 

 Fronds pinnate ; stipe con- 

 tinuous with root-stock. 



B. Spicaiit, L. U 



Fronds tufted, .o to .0 

 high, jDinnate, of two 

 kinds; sterile with short 

 stipes, elongated, lanceolate, 

 tapering toward base and 

 apex, pinnae entire, oblong 



Fi». 430. 



(a) Pinnas of sterile frond otBlechnum Spicant. (b) 

 Pinnaj of fertile frond, after the marginal indusium has 

 been rolled back. 



lanceolate, often confiuent at dase; fertile few, loitk long stipes, longer 

 than sterile, pinnae linear, distant — June to August — Middle zone of 

 Lebanon, and northward. 



10. SCOLOPE^DRIUM, Sm. 



Soil linear, parallel, nearly at right angles 

 to the midrib, in pairs, one on the upper side of 

 one veinlet, the other on the lower side of the 

 next above, each with its linear indusium, the 

 two meeting at first in the middle, their margins 

 separating at maturity, and disclosing the spo- 

 rangia. Fronds glabrous. Stipe continuous 

 with root-stock, somewhat chaffy. 



1. S, vulgar e, Sm. % Fronds lanceolate- 

 fingnlate, .2 to .5 long, from a cordate base, a- 

 ciite or obtuse, undivided, entire or wavy-mar- 

 gined — AjDril to July — ]Moist, shady rocks; 

 common to alpine regions. 



Hart's-Tongue. 

 Fig. 431. 



Tip of frond of Scolopen- 

 drium vulgare. 



2. S. Hemioiiitis, Sm. 2^ Fronds cordate-omte, at length oblong- 

 huiceolate, .1 to .25 long, often divaricate, or hastate, ^A-loled, entire 

 or w^avy-margined ~ April to July ~ Shady, moist rocks; middle and 

 alpine zones of Lebanon; Galilee. 



II. ADIAIVTUM, L. Maiden's-Hair. 



Fig. 432. 



Sori oblong, placed transversely on the sum- 

 rait of a lobe or tooth of the frond, attached to an 

 uninterrupted, vein-like receptacle, which con- 

 nects the tips of the forked and free veins, and 

 covered by a crescentic indusium, continuous with 

 tlie margin, and opening inwardly. 



A. Capillus Veneris, L. 2f .1 to .5; 



root-stock creeping. Fronds clustered on long 



stipes, at first green, hairy, then black, glabrous, 



l)olished, tripinnate, pinna) and pinnules alternate, 



leaflets obliquely cuneate-obovate, destitute of 



main rib, with entire lateral margin and crenate Capriiu8'veneri67"(ft) Seg- 



or truncate-lobed tip — March to December— ment (2 diamet.rs) show- 



Caves, and dripping rocks and walls; everywhere. "''"Tdu.ium ' 



{a) Pinna 



Adiantuin 



