12 OLEtOHENIA, § StEKTENSIA. 2. GLEICHENIA, § MERTENSIA.
4. G. (Eugl.) rupestris, B r . ; glabrous, lobes of t\\e pinnae rounded or obtusely
subquadrangular, coriaceous, the margins thickened and recurved, sul.glaucous
beneath ; sori of 3-4 caps., superticial.—I lk . Sp. \ . p . 2. t. 1 . B.
Hab. Port Jackson aud N. W. Austral., Mueller.— Too near, I fear, to Q. circinata.
5. G. (E u g l.) Ao/yi, K z e .; small;/»-, su be lliptical,4in. 1.by 8 in .h r., biplnnate •
p nm . pmnm 4, subopposite, ultimate pair constituting a fork ; terminal pnnnl.
elongate ; Ides of the ultimate pinnie very small, ^ in. 1 ., suborbicular-coiicave,
glaucous beneath ; so n of few caps., mixed with copious ferruginous wool.—
K z e .in S e l i k . t . ID . / . t .
Hab. Bourbon, Bmy.
6 . G. dicarpa, Br. ; lobes of the pinnae orbicular, siibheinispherical, very fornicate
; caps, about 2 , concealed within the almost slipper-shaped lobes, and mixed
with ferruginous paleaceous hairs, which often extend to the racliis.—/ f t .
p. 3. i. I . e . and F . E x . t. 40.—¡3 alpina; generally smaller aud more compact,
rachis and young shoots ferruginous, with paleaceous wool. G. alpina, B r . I l k .
>, Mook. Sp. 1 . p . 2. G. hecistophylla, A . Gunn. U k . Sp. 1 . p. 4 .
A 2 . f t. G. Vulcanica, f t / U k . Sp. 1. p . 4. ^ ’ f p .-i.
Hab. Australia and Tasmania, frequent. Isle of Pines, Denham. N. Cab, Vieillard
—13. High mountains, Tasmania, N. Zealand, Malay Isles (G. Vulcanica, Bl.).
Mertensia. Sori near the middle of, or at the fo rk in g of, the reinlets, the ulti-
mnnn, gyw.. Imear or oblong, rarely subovaie, much longer than in the
U . forked, or, from the development o f an axillary bud, prolifertA'no.
n/irn.f.fiA •; pinnae very long and pinn a ted ; pWi«n-nml7. dflne/etnprJlay, pinnatifid. oSp- .
Stipes forked, branched, and copiously bipinrmte. Sp. 7 .
7. G. (Mert.) lomdssima, Bl. ; large, often many ft. long ; st. stout, forked •
érorecAas very long, bearing numerous close-placed 4-6-8 in. 1., 1-2 in. h r .’
deeply pinnatifid to the rachis ; the segm. linear, acuminated, or oblong-, paler or
more or less glaucous beneath, glabrous, or (especially when found at great elevations)
densely ferrugineo-tomentose, and very paleaceous on the st. rachis and
young shoots; caps. 8-5, often mixed with hairs.—/ / L 1. p . 4. G. glauca
H k . Sp. 1. p . 4. t. 3. B., not Sw. M. glabra, Brack. G. gigantea, JVall. in Hk.
S p . \ . p . 5 . A 3. A. G. excelsa, J .S m . H k .S p . l .p .b . A 4 .B . G. Bancroftii,/ft-.
r>p. l .p . 6. A 4. A. M. pinnata, Kse.—/3. arachnoïdes, frond cobwebby. G. arachnoïdes,
Mett. in A n n . Bot. ft. B a t. 1 .p . 47. G. bullata, Moore.
Hab- China and Japan, common, and mostly very glaucous beneath ; Bengal Malay
Islands and Peninsula, Sandwich Isles, W. Indies, N. Grenada, Mexico, and Guatemala.
-~t3 Borneo, elev. 7,000 ft.. Low. Java, Blume, De Friese.—My copious specimens from
the aJove localities quite satisfy me that the supposed species enumerated are trifling
moditcations of one and the same.
«* /> . dichotomous {rarely simple-); p in n a tifid ; in other words, the leaft o»-
fromdose portion is not confined to the fork ed apices, but is decurrent upon the
branched portion o f the st. Sp. 8-21.
a ?■ m i (H e rt.) flabellata, Br. ; f r . very proliferous ; branches dichotomously
nabellitorm, submembranaceous ; pinnae ascending, a span and more 1., 1-2 in
bl-., lanceolate, subcaudato-acuminate, closely pectinato-pinnatifid ; segm. linear,’
subereeto-patent.—/ f t . <S)o. 1 . ^ . 6 . I lk . F . E x . t .U . -» • rmeai,
Hab. N. to S. Australia and Tasmania ; N. Zealand ; N. Cal., Vieillard.
dichotomous, proliferous; W c /» c5 lanceolate
pmnau fid , pinnae (sey»».) linear, entire, divaricated, slightly hairy ; rachis scaly
caps. 3-5, inserted, sessile,” ft»-.—/ /A 1 . ^ . 6 . “ “ ‘L’
Hab. Tasmania.—What I suppose to be this, is probably a small and young form of G. fia-
lellala with shorter and more spreading scfl-m., and is slightly and partially villous and sc.fiy.
p . 6 . A 0. ft. i l k . fil. N . Zeal. 2. A 71-
Hab. N. Zealand.
subpaleaceoub, / r . oiteu J , . 4 . ( 5 hi. 1 ., 1 in. br., lanceolate, sub-
" o - a ”u m in r t ? ^ nari-ow-linear ; .o n of 3-5 caps.
Mertensia, Kze. in Lin n . 18. p. 114.
Hab. S. A f r i c a .— Perhaps too near Q. Cumimgliavn of N. Zealand.
scarcely I ecurved ; sori oi 2 -4 c a p s .-H k . hp. 1 . / . &-/■ 8 . B.
Hab. Chili, as far south as Yaldivia ; Juan I ’ernandez, Bee-tero.
13. G. (Mert.) ^ b S ^
yellow or yellow-brown when ^>7 > * ™ br., pectinato-pmiiatifid ;
the s o r i; caps. K 4 in a s o r u s . - / f t . i>p. 3. p . I . A G. A.
Hab S. ChilL and Chiloe ; Falkland Islands.
seems to be uniform in its respective characters.
15. G (M e r t . ) .o » . f r iA r ,H .B .K ; .A ^
f r . repeated
foliaceous)
much and lii.^ry g,.....™...... —------
margin recurved, subglaucous beneath ; - - --- ----- .
inaU, Mart. {Kze.). M. subflabellata, Brack. {Moore).
T4»h Andes of Quito alt 9-10 000 ft., ftm iW * . Brazil (Alotec/i »»»/fo-i-.Aosb-.).
pinnie than true revohUa.
16 G simvlex I l k . ; st. suhpaleaceous, undivided ; / r . simple, Im e a rlancMlate,
pectinato-i.in’natiiid, acuminate at the apex, or if t je « ,
sei-iceo-naieaceous (rarely, in th a t state, with circmate heads), 6-14 1 1 . 1., ^ l m.
hr. ; lomst segm. free, all‘obli<luely patent, froni a broad
cons beneath ; caps. 2-4, mixed with rufous h a u - s .- / / ! . Ic. I I. 1. A 84. up. p. i.
Hab. Andes of Quito and Peru.
17. G. (Mert.) puheseens, l l .B .K . ; .iA and rmhisesoilcn f 7 ° “^^
branches of tli e / r . repeatedly dichotomous, subconaceous, leafy , pinnae 5 m. to