GYMNOGRAMMA. — ADIANTUM. 
531 
which the capsules are almost hidden. — Old walls and rocks. 
P. IV.-X. E. S. I. 
11. Gymnogram'ma Desv. 
[G. leptophyl'la (Desv.) ; fronds pinnate or bipinnate 
glabrous, pinnules wedgeshaped deeply lobed. — H. F. 1. 
N. ed. 3. 11. S. 4b. — Fronds 1 — 4 in. high. Stipe purple. 
Pinnae and pinnules alternate. — Banks. .Jersey. iGuemsey.i 
A. IV.] 
Tribe IV. Adianteoe. 
12. Bleohnttm Linn. Hard Fern. 
1. B. Spicant With.) ; barren fronds pinnatifid with broadly- 
linear rather blunt pinnae, fertile frond pinnate with linear 
acute pinnae.— £. 1159. H. F. 40. Tl. horeaje (Sw.; 
Lomaria Spicant (Desv.). J". 89. — Each lateral vein of the 
fertile pinnae extends halfway to the edge, then turns at right 
angles and proceeds up the pinna until it reaches the next 
vein. Capsules attached in a continuous row to the longi- 
tudinal portions of the combined lateral veins. — Stony and 
heathy places. P. VII. E. S. I. 
13. Pte'eis Linn. Brakes or Bracken. 
1. P. aquid'na (L.) : fronds tripartite, branches bipinnate, 
pinnules linear-lanceolate the lower ones usually pinnatifid, 
segments oblong blunt.— £. 1679. ff. F. 38. X. 93.— 
Fronds annual, 1 — 5 feet high, very much divided, with 
spreading branches. Capsules attached to the marginal vein, 
lying upon a fine membrane and covered by the membranous 
continuation of the epidermis. Inferior pinnules pinnatifid 
or .sinuate or entire. — Woods and heaths. P. VII. E. S. I. 
14. Adian'TUM Linn. Maiden-hair. 
\. A. Cajnll us- Veneris (L.) : frond irregular, branches and 
roundish-wedgeshaped lobed thin pinnules alternate, lobes of 
the fertile pinnules terminated by a transversely linear-oVjlong 
reflexed lobe covering several roundish clusters, sterile lobes 
serrate.—^. B. 1564. H. /'. 41. X. 83.— Pihizome blackish, 
shaggy. Fronds 6 — 12 in. high. Stipe and rachis slender, 
nearly black. Pinnules not jointed to the partial stalks. — 
Damp rocks near the sea in the south and west. P. V. — IX. 
E. I. 
