=) eben : ee = Sie et Jake o elk: SSIES SPARE Bie ee =~ ae Os he vo i Se 2 Se tame ee eke tel SEESLET Sects ~ ry tes nals ns Si it tite: * ~~ ee Ss rage a Lg beac SSN SE Sem x SEES Se hea ; Wass e SSdtehe eo te: re en * ee ~ 1 x . wre . = nevi FAS ane : > PD, Nolte, x “SSQON Reattais Skee eee peeks 7 SES Se Rena Nie MAS? ‘ Se ENT 4 RRS Ree a oe ’ anit Saha: AUIS. SeSeeocs x ‘ eo , : san ar ;
(5) 247.
(1842).
ITIl.—Fronds 3-4-pinntifid; segs _ lin-
ear-oblg: secondary rachises margined.
E. MARGINAT A. Baker. ;
Stipes tufted. 3-9’ long, castaneous,
shining, slightly fibrillose at base;
fronds 4-6’ long, nearly as broad, de-
Itcoid; lower pinnae much the largest;
indusium broad, continuous. margins
slightly erose; texture chartaceous.
Huachuca mts. Ar (Lemmon). Synonym:
Cheilanthes marginata Hooker.
-**Pinnules muecronulate or decidedly
acute.
I.—Fronds narrowly linear in outline,
com bipinnate.
FP, TERNIFORIA Link.
Stipes tufted, nearly or quite bk, 2-6’
long, fronds 4-10’ long, narrowly linear;
pinnae com 9-15 pairs. all but uppermost
trifoliate; segs com linear, slightly mu-
eronate, coriaceous, sessile or middle one
indistinctly stalked, edges much inflexed
in fertile fronds; indusium broad. Tex.
Synonym: Pteris ternifolia Cav.
EF. BRACHYPTERA Baker.
Stipes 2-8’ long stout, p’ish-brown;
fronds 3-8’ long, narrow in outline from
the ascending secondary rachises, bipin-
nate: pinnules crowded, 2-5” long, ob-
-long-linear, simple or trifoliate, acute or
mucronulate; margins infliexed to midrib
in fertile fronds. Cal. Synonmys: P.
ornithopus brachyptera D. C. Haton.—
42,
Platyloma bellum et P. brachypterum
\ioore.
_il.—Fronds.. broader,
ovate, 2-3-pinnate.
PELLABHA ORNITHOPUS Hook.
Stipes tufted, 3-8’ long, rather stout,
dark brown: fronds very rigid, 3-12’ long,
2-3’ broad, broadly deltoid-lanceolate, z-
3-pinnate; primary pinnae spreading or
Obliqueiy ascending, linear bearing 4-16
pairs of trifoliate (varying from simple
lanceolate to
to 5-7-foliate) mucronulate pinnules,
144-2” long; margins inflexed to midrib
in fertile fronds. Synonym: Allosorus
mucronatus IS. ©. Haton.
California; Baja Cal. Tea or wire fern
PELLABHA WRIGHTIANA Hook.
Rtstock short, thick, densely chaffy;
stipes. crowded, pish-brown, 4-6’ long;
fronds 3-6’ long, 1-3’ broad, lanceolate
to deltoid, trifoliate at apex, bipinnate
below; pinnae short with 1-2 pairs of
long, narrow pinnules besides the ter-
minal one; mucro short, with broad car-
tilaginous margin; margin of fertile
fronds inflexed tc midrib. HWxtremely
variable. Colo; Tex; Cal; Kans.
Variety LONGIMUCRONATA Davenport.
Fronds decreasing to simply pinnate
at apex, longer but less broadly winged
mucro. Synonym: FF. longimucronata
Hooker.
Variety COMPACTA. Davenport.
Pinnules densely crowded.
Section PRATYLOMA J. Smith. Tex-
ture coriaceous, veins com hidden, ulti-
mate. segs broad and flat, indusium -.so
narrow as to be soon hidden by fr.
E. BRIDGESI£ Hooker.
Stipes 2-6’ long, tufted, castaneous;
fronds 4-6’ lg, 1’ or more broad, simply
pinnate; pinnae 5-18 pairs, mainly opp,
nearly sessile, glaucous g, coriaceous,
rounded or corbvate at base; indusium
narrow, formed of w’ish margin of pinna,
soon fiattened out exposing broad sorus.
Cal.
P. FLEXUOSA. Link.
Rtstock creeping, ratner slender:
stipes rish, passing into a more or less
fexuous or zigzag rachis; fronds 6-30’
long ,ovate-oblong, 2-3-pinnate; secon-
darv and tertiary rachises com deflected
and zigzag, rusty puberulent or nearly
smooth; pinnae mostly alt; ultimate ,
pinnules 5-10” long, roundish-ovate or
subcordate, smooth; margins at first re-
flexed, soon flattened out. Tex; Cal. Syn-
onym: Alljosorus flexuosus Kaulf.
E. INTERMEDIA Mett. :
Rtstock long, wide-creeping,
chaffy; stipes scattered, 4-6" long, ) :
ish-stramineous, smooth; fronds 5-10
long, 3-8’ wide, ovate-bipinnate, pinnae
nearly opp, remote; pinnules 2-6 pairs,
petiolate, subcoriaceous, oval. or cordacc-
ovate; veins obscure, rachises not pub-
escent. Huechuca mts, Ar (Lemmon).
Tribe CERATOPTERIDEAE. Sori on
°9 or 3 longitudinal veins which are near-
ly parallel with edge of frond; aquatic
CERATOPTERIS Brong, soc Philom b
1821:184. :
Characters of the tribe.
C. THALICTROIDES Brong. Soc Philom
Py UOT STG! Ne ake
Floating fern.
slender.
pink-
Southern Fla, the only
43
sp. Synonym: Acrostichum thalictroides
Sp Pl 1070 Glz53).
Tribe BLECHNEAE. Sori dorsal, lin-
ear or oblong, borne on transverse veins,
parallel to midrib; indusium fixed at
outer, opening at inner, margin.
*Veins free. Struthiopteris; Blechnum.
**Veins more or less reticulate. W ood-
wardia.
STRUTHIOPTERIS Scop, Fl Com ed 1
168 (1760).
_ Sori in a continuous band next midrib;
indusium elongate, formed of the re-
curved and altered margin of pinnae, or
submarginal; fronds of 2 sorts, elongate,
pinnate. Nearly 50 species, mainly of
south temperate zone.
S. SFICANT Weiss, Pl Crypt 287 (1770).
Deer fern, Hard fern. Cal; Alk.
Synonyms: Osmunda spicant L sp PI
1066 (1753).—Lomaria spicant Desv Mag
Gesell Nat Hr Berlin 5:325 (1811).—
Blechnum boreale Swz. Schrad J. bot
1800 (2): 75 (1801).—Blechnum spicant
!, ©. Smith, Ac roy sei Turin mem 5:411
CLIO SB)
BLECHNUSM L.
Sori linear, elongate, continuous near
midrib; indusium continuous; fronds pin-
nate. Near (20 sp.
B. SERRCGULATUM Richard.
Stipes 6-12’ long, stout, erect, nearly
naked; fronds oblong-lanceolate, 1-11%4°
long, 3-6’ broad, with 12-24 pairs of dis-
tinct linear-oblong pinnae, margins finely
incised; texture coriacéous; veins very
fine and close, fertile pinnae narrower.
ee Synonym: Blechnum angustifolium
VV 1 .
Genus WOODWARDIA Smith.
Sori linear or oblong, forming chain-
like rows; indusia separate. Chain fern.
Six sp. Named for Thomas J. Wood-
ward, an English botanist.
Section EUWOODWARDIA. Fronds
uniform, veins forming at least one ser-
ies of areolae between sori and margins.
|, CRAMISSOI Brack, FUS Dxp 138. B
2:344 as radicans.
cy, RBADICANS Am, mem ac Turin 5:412.
B 27344. Da 20. Baja! ‘Greene, Cal ac b
Bealls.) Crea
SPINUGOSA Mart
& Gal, Mem Ac
Isobe) alay (Gay) a (4b (Calig34ly)).
Caudex stout, erect, rising a little
above ground; stipes stout, 8-12’ long;
fronds 3-5° long, subtoriaceous, pinnate:
pinnae 8-15’ long, 2-4’ broad, oblique to
rachis, pinnatifid nearly to midrib; segs
‘ oinulose-serrate; veinlets forming a
single row of oblong sorus-bearing areo-
lae next midvein, besides a few oblique
« apty areolae outside the fring ones,
thence free to margin. Cal; Ar; Baja!
Synonym: W. chamissoi Brock, in Wilk-
es’ US Expl Exp 16:138 (1854).
Woodwardia radicans americana
Hook, sp Fil 3:67 (1860).
Washington to Baja Cal.; Arizona.
Section ANCHISTEA Fronds uniform,
veins free between sori and margins.
W. VIRGINICA J. EK. Smith.
Stipes stout, 12-18’ long; fronds oblong-
laneeolate, 12-18’ long, 6-9’ broad; pi
nae linear-lanceolate, 4-6’ long, 34-1’
44.
broad, cut nearly to rachis into linear-
oblong lobes. Carnet eitar IMDS | Val
Synonyms: W. Banisteriana Michx.—--
Blechnum Carolinianum Walt.—B. Vir-
ginicum L.—Doodia Virginica Pres].
Section LORINSERIA Presl. Fronds
dimorphous, veins everywhere forming
areolae.
W. ANGUSTIFOLIA J. BH. Smith.
Sterile frond with slender stipes, 9-12’
long, 6-8’ broad, deltoid-ovate, with num
oblong-lanceolate sinuate pinnae; rachis
broadly winged; fertile frond with an
elongate, castaneous st; pinnae 3-4’ long,
narrowly linear. Me; Fla; Mich; Ark.
Synonyms: W. onocleoides Willd.—W.
areolata Moore.—Acrostichum areolatum
Tribe ASPLENIEAE. Sori dorsal, lin-
ear or Oblong, oblique to midrib, or rare-
ly parallel with it; indusium fixed by one
margin to veinlet, opening at the other,
sometimes double.
*Veins free. Asplenium;
Phyliitis.
** Veins reticulate.
ASPLENIUM L.
Sori on upper side of a fertile veinlet.
rarely on both sides, oblong or linear,
oblique, separate; indusium straight or
rarely curved. Near 350 cosmopolitan sp.
Section EVASPLENIU™M. Veins free,
simple or branched; indusium straight
or slightly curved, attached to upper side
of a vein.
*Mronds simple.
A. SERBATUM L.
Fronds growing in a crown from a sh,
stout, erect rtstock, 1%-2%° long, 2-4’
broad, simple, spatulate or linear-oblan-
ceolate, margin crenulate or irregularly
but finely serrate, subcoriaceous; midrib
prominent, keeled and often bkK-ish-p be-
neath; veins closely placed, 1-forked;
sori elongate, following veins of upper
% of frond from near midrib halfway to
margin; indusia single, free edge entire.
la.
**Wyonds pinnatifid or pinnate below.
tapering to a point.
&, PINNATIFIDUM Nuttall. :
Stipes tufted, 2-47 ls: fronds <3-67 127
1-2%’ broad, lanceolate, pinnatifid, or
pinnate below, tapering to a slender pro-
longation above; lobes roundish-ovate,
or lowest pair acuminate; sori num. Pa;
Ill; Ky; Ala.
T, EBENOIDES R. R. Scott.
Fronds 4-9’ long, broadly lanceolate,
pinnatifid, pinnate below; apex prolong-
ed and slender: divisions lanceolate from
a broad base, lower ones shorter; stipes
bk and polished, as is lower part of
midrib, especially beneath. Ct; NY; I11;-
Ala.
*** Hyronds once pinnate. —
I.—Pinnae %4-%’ long, mostly blunt.
A.—Rachis chestnut brown or bk-ish.
A. EBENEU™ Ait.
Athyrium; -
Camptosorus.
Stipes tufted, 3-6’ long, chestnut
brown, nearly naked; fronds 8-16’ long.
linear-lanceolate; pinnae 20-40, lanceo-
late, subfaleate, or lower oblong, %-1’
long, dilated base auricled on upper or
both sides; sori oft 10-12 on each side.
Fla; Ky; Can. Synonym: A. trichoman-
45
oides Michx.
A. PARVUGLUM Mart & Gal.
Fronds tufted, erect, rigid, 4-10’ long,
narrowly linear- lanceolate; stipe and
rachis bk and shining; pinnae num, ob-
long, obtuse, entire or erenulate, aur-
icled on upper side, nearly sessile; mid-
dle pinnae longest, lower gradually
shorter and deflexed; sori short, abund-
ant. Massa) iWMlae Arno NIN. \. Syneon-—
yms A. ebeneum minus Hooker.—A.
resiliens Kurze.
A. TRICHOMANZEESE I.
Stipes densely tufted,
ing: fronds 3-8’ long, Bye or more broad,
linear; pinnae 15-30 pairs, nearly opp,
roundish-oblong or oval, the 2 sides un-
equal, obliquely wedge- truncate at base,
attached by a narrow point, edge slig ht-
ly ecrenate, midvein forking and evanes-
cent; sori 3-6 on each side of midrib.
Hastern.US to Pacific Coast. Synonym:
A. melanocaulon Willd.
Variety INCISUM: Moore. i ays
Fronds larger, often 34’ or more broad,
pinnae more or less deeply, incised. Vt.
A. MONANTHEMU™M L.
Stipes densely tufted, 3-6’ long, chest-
p-brown, shin-
nut brown; fronds 6-12’ long, narrow,
with 20-40 pinnae on each side; pinnae
erenate above, abruptly narrowed at
base, oft auricled, lower much reduced;
texture subcoriaceous; veins flabellate;
sori 1-2. linear-oblong, parallel with low-
er edge of pinnae. Huachuca mts, Ar
(Lemmon). '
I.—AA.—Rachis g.
A, VIRIDE Huds.
Stipes densely tufted, 2-4’ lone naked
lower part chestnut brown; fronds 2-6’
long, %° broad, with 12-20 pinnae on
earch side which are ovate or rhomboid-
al in outline, upper edge narrowed sud-
denly at base, lower obliquely truncate,
outer part deeply crenate; raches naked;
sori copious. . Vt; Can; New Brunswick.
A. DES TATUM: J..
Stipes tufted, 2-6’ long, naked, eben-
eous below; fertile fronds 2-3’ long, iL
broad, with 6-8 pairs of Selec. oblong-
rhomboidal pinnae, lower side truncate
with a curve, outer edge irregularly
erenate; sterile fronds smaller on short-
er stipes; rachis naked; sori copious in
parallel rows. Fla; SC.
Il.—Pinnae only 2-5, linear-cuneate.
A. SEPTENTRIONALE Hoffm.
Stipes densely tufted, 3-6’ long, slen-
der, naked, ebeneous toward base; fronds
irregularly forking, consisting of 2-5
narrow!v linear rather rigid segs, which
are entire or more frequently cleft at
end into few long narrow teeth; sori
elongate, near margin, com facing each
other in pairs, com 2-3 to each seg. NM:
Colo.
T11.—Pinnae num, linear or linear-ob-
‘Jong. acute or acuminate.
A. ANGUSTIFOLIUM Michx.
Stipes 1° or more long, brownish,
slightly sealy below; fronds 114-2° long,
4-6’ broad, lanceolate-oblong, “flaccid:
pinnae 20-30 pairs, linear-lanceolate.
acminate, entire or crenulate, those of
fertile fronds narrower; texture thinly
herbaceous; sori linear, 20-40 each side
of midvein. New England; Ky; Wis.
Af,
A. FIRMUM Kunze.
Stipes 4-8’ long’, erect, grayish, naked;
fronds %-1° long, 3-4’ broau; pinnae
12-20 pairs, obiong-lanceodlate, point
bluntish, margin inciso-crenate, upper
one narowed suddenly at base, lower one
obliquely truncate; sori short, talling
short of both midvein and margin, Fla;
Ar.
*k“**Hronds 2-3-pinnatifid. A.—Tex-
ture somewhat coriaceous.
&. BULA-MURARIAZ, L.
stipes tufted, z-4' long,
ovate-deltoid, 1-2’ long,
low, Simply pinnate
rhombic-wedge-snaped, toothed or in-
cised at apex; veins flabellate; sori few,
elongate, soon confluent. Vt; Mich; Ky.
za. MONTAN UM Willd.
Stipes tufted, 2-3’ long, naked; fronds
2-57 long, ovate-lanceolate, pinnate;
pinnae 38-7-parted below, incised or
toothed above; veins ooscure; sori short,
basal ones sometimes double. Ct; NY;
Ga: Ky: Ark.
4. Grist NINTEX Baker.
Caudex erect, with dark brown, linear-
setaceous scales; stipes densely tufted,
naked; fronds
2-3-pinnate )be-
above; divisions
44-1’ long, castaneous; fronds 3-4’ long,
oblanceolate, bipinnate; pinnae 20-25
pairs, lanceolate, -lower gradually re-
duced, - cuneate-truncate; pinnules 5-6
pairs, oblong, toothed or externally sub-
entire; sori 1 at base of each pinnule or
2 or more on lowest anterior. Huachuca
mts. Ar (liemmon).
we A A Texture thinly
membranous.
A. BRADLEYI D. C. Eaton.
Stipes tufted, 2-3’ long, ebeneous, as
also lower half of rachis; basal scales
brown-blk, lanceolate-acuminate; fronds
3-7’ long, oblong-lanceolate, bipinnatifid;
pinnae 8-12 pairs, short-stalked or ses-
sile, ovate-oblong, lowest not reduced,
largest pinnatifid with oblong lobes
toothed at tip; sori short, near midvein.
INGYS-2) Uivenaina ey: 4 Alek
A. MYRIGPUYLLUM Presi,
1:48 (1830).
Stipes tufted, 2-6’ long;
long, delicately membranous,
narrowed below, 2-3-pinnate;
segs obovate-oblong, entire or
veins single in each seg, bearing below
middle a solitary oblong sorus. Fla.
Synonyms: A. rhizophyllum myriophyl-
lum Mett.—Caenopteris mvyriophyllum
Swz Fl Ind Occ 3:1626 (1806).
A, CICUTARIUM, Swz, Prodr
Ace 130 (1788). |
Stipes tufted, 4-8’ long, l 5
fronds 6-15’ long, 4-6’ broad, with 10-15
horizontal pinnae on each side, lower
ones, 263) long, 1’ broad, cut down to
rachis into linear or oblong segs, Which
are once or twice cleft at apex, rachis
compressed, oft winged; sori principally
in 2 rows. Fla.
Sacre ATHYRIUM Roth.
herbaceous -or
Rel Haenk
fronds 3-10’
lanceolate,
ultimate
2-3-lobed:
Veg Ind
e’ish, naked;
See Athyr-
iu sis » -kQ
ATHRYEIOM Roth, Tent Fl Germ 38:58
(1800).
Veins free; sori more or less
sometimes horseshoe- shaped, oft
ing to outer or lower side of fring
curved,
eross-
vein-
47
let. Treated as a section i
5 Sie of As
By THELYP Toe eet botanists. es
. OIDES 7
Linn Paris 6:266 @isem ence
Si very spleenwort. Stipes long ¢
stramineous; fronds 123° Tone oro
broad, bipinnatifid: pinnae linear-lance-
Olate; segs crowded, oblong, minutely
Eset hed) sori ba pairs to each seg
Silently curved lower ones often double.
Can; Minn; Ill. ie
> Stipes tuft-
long, stramineous or brownish;
long, broadly ob-
Pinnae 4-8’ long,
oblong-lanceolate,
Powna bel ¥ incised
b confluent on sec-
ondary rachises by a very narrow inCon.
short; indusium
Mahe Newfound-
: ev; Ar; Ala.
Synonyms: Polypodium filix-foemina L,
been
Beitr Pflanzenk
have
; ‘ Nebr. Based on Athyrium
filix-foemina cyclosorum Ledeb, Fl Ross
4:519 (1853).—Asplenium filix-foemina
cyclosorum Rupr, D., - Eaton in US
Geol surv W 100th Merid 6:331 (1879).
PHYLLITIS Ludwig, Inst Hist Phys
Res Vex ed 2142 (757):
Sori linear, confluent in pairs, which
appear like a single sorus with the
double indusium opening in middle.
7, SCOLOPENDRIUM Newm, Hist Brit
Ferns ed 2, 10 (1844).
Hart’s-tongue; Caterpillar
‘Tound’s tongue fern. Stipes 2-6’ long,
fbrillose below; fronds oblong-lanceolate
from an auricled heart-shaped base, en-
tire or undulate, 7-18’ long, 1-2’ wide,
Iigiletat a Carne vat Tenn; Alk? Synon-
vyms: Asplenium scolopendrium L, Sp Pl
1079 (1753).—Scolopendrium vulgare J.
fi. Smith, Mem ac Roy Sci Turin 5:421
‘1793).—S. scolopendrium Karst, Deu-
iS chivil Gediete 2718 H(i siones
Gee ee Link, Hort Berol 2:69
( 6
Sori oblong or linear, borne partly on
veins parallel to midrib, partly on veins
oblique te midrib. 2 sp.
C. RHIZOPHYLLUS J.ink, Hort Berol Ys
69 (18338).
Walking-leaf; walking fern; Wall link.
Fronds evergreen, tufted, spreading or
procumbent, 4-9’ long, lanceolate from
an auricled, heart-shaped or oft hastate
base, tapering above into a slender pro-
longation which oft rts at apex. Can:
Mie; Minn; Kans; Ala: Ga) Synonyms:
Antigramma rhizophylla J. E. Smith.—
Scolopendrium rhizophyllum Hooker.—
fern:
4§
Asplenium rhizophyllum L.
Variety INTERMEDIUS Arthur, bot gaz
8:200 t 3 (1883).
Base acute, without proper auricles,
with a Single fibro-vascular bundle in
Stipe. Ia.
Tribe ASPIDIEAE. Sori dorsal, round
or roundish, on back or rarely on apex
of a vein; indusium eom membranous,
rarely 0.
*Without indusia. Phegopteris.
**With indusia. A.—Indusia superior.
Aspidium, Nephrolepis.
** A A.—Indusia fixed by a broad base
partly under sorus. Cystopteris.
** A AA.—Indusia obscure; fertile frond
much contracted, very unlike sterile
Onoclea. p
** A AAA.—Indusia inferior. Woodsia.
Genus PHEGOPTERIS Fee.
Sori round, rather sm, borne on back
of the free veins below apex; stipe con-
tinuous with rtstock. Beech-fern, about
100 sp.
EUPHEGOPTERIS.
Section
free.
*Fronds triangular, bipinnatifid; pin-
nae sessile, adnate to a winged rachis.
Veins
F. POLYPODIODES Fee, Gen Fil 243
(1850-22. B 2:345. .
Stipes 6-9’ long; fronds longer than
broad, 4-9’ long, 4-6’ broad, hairy on
veins especially beneath; pinnae linear-
lanceolate, lowest pair deflexed and
standing forward, segs oblong, obtuse,
entire, basal ones decurrent and adnate
to main rachis; sori near margin. New-
foundland; Alk; Va; Mich; Ia; Wash:
Greenland. Synonyms: P. vulgaris Mett.
—Polypodium phegopteris L, Sp Pl 1089
(1753).—Phegopteris phegopteris Undw,
Small, Torr cl_b 20:462 (1898).
E.. HEXAGONOPTERA Fee.
Stipes 8-18’ long, stramineous, naked;
fronds as broad as long or nearly so,
7-12’ long, slightly pubescent, oft finely
glandular beneath; upper pinnae oblong,
obtuse, toothed or entire, the very large
lowest pinnae elongate and _ pinnately
lobed; sori near margin or some be-
tween sinus and midrib. Can; I11; Ky;
Fla; La; Minn. Synonym: Polypodium
hexagonopterum Miehx, Fl Bor Am 2:
271 (1808). :
**AWronds oblong lanceolate, 3-pinnati-
fid; rachis wingless. :
P. ALPESTRIS Mettenius, Fil Hort Lips
83. B 2:345. ;
Rtstock short, thick, erect, or oblique;
stipes 4-10’ long, with a few brown,
spreading scales near base; fronds 1-2°
long; pinnae deltoid-lanceolate, lower
one distant and decreasing moderately:
pinnules oblong-lanceolate, incised and
toothed; sori small, round, submarginal.
Cal; BC; Mont. Synonyms: Polypodium
alpestre Hoppe, Taschenb 216 (1805).—
Aspidium alpestre Swz.
***Wronds ternate, the 3 divisions pe-
tioled; rachis wingless.
P. DRYOPTERIS Fee. B 2:345.
Oak fern. Rtstock slender, creeping;
fronds broadly triangular, 4-8’ wide; the
3 primary divisions 1-2-pinnate; segs ob-
49
long, obtuse, entire or toothed; sori near
margin. Newfoundland; Alk; Va; Colo;
Ore; Greenland. Synonyms: Polypodium
dryopteris L, sp Pl 1098 (1753).—Ne-
phrodium dryopteris Michx.
*. ROBERTIANA Underwood. Our
tive Ferns, ed 6, 109 (1900).
Stipes 6-10’ long, stramineous when
dry, glandular; fronds 6-8’ long, 5-7’
wide, deltoid-ovate in outline, bipinnate,
lowest pair of pinnae far the largest,
pinnatifid or again pinnate; upper pin-
nae smaller, pinnatifid; lobed, or entire;
sori copious, forming submarginal rows
around segs. Minn; Ja; id; Labrador to
Manitoba. Synonyms: Polypodium § ro-
bertianum Hoffm, Deutsch Fl 2: add 4
(1795).—Phegopteris dryopteris rober-
tiana Dav, Cat Dav Hb Suppl 47 (18838).
—P. calearea Fee, Gen Fil 243 (1850-2).
Section GONIOPTERIS Presl. Veins
pinnate, lower veinlets of contiguous
groups uniting.
E. TETRAGONA Fee.
Rtstock creeping; stipes erect, 6-18’
long, naked or slightly villose; fronds 1-
2° long. 6-12’ broad; pinnae num, spread-
ing, 3-6’ long, lowest narrowed at base
and sometimes stalked, deeply pinnati-
fid; texture thinly herbaceous; rachis
and under surface finely pubescent; sori
in rows near midrib. Marion Co, Fla
Na-
(Reynolds).
EF. REPTANS D. C. Eaton, Yorr cl b 10;
101 (1883).
Rtstock short, creeping; stipes 3-10’
long, clustered, gray-stramineous, slen-
der, naked; fronds 4-12’ long, membran-
ous, softly hairy with branched or stel-
Jate hairs, oblong-lanceolate, pinnate
with nearly or quite sessile, oblong,
erenately pinnatifid pinnae, apex pin-
natifid, oft elongate and rt-ing;. veins
pinnate, simple, basal veinlets oft an-
astomosing:; sori on middle of veinlets,
rather small, sometimes with a minute
rudimentary indusium. Fla. Synonyms:
Polypodium reptans Swz, Fl Ind Occ 3:
1655 (1806).—Aspidium reptans Mett.
Genus ASPIDIUM Swartz.
Indusium orbicular and fixed by the
center, or reniform and fixed by sinus,
“opening all round margin; sori mostly
on back of veins. The sections of this
genus, as formerly understood, now con-
stitute the genera Dryopteris, Poly-
stichum, Phanerophlebia and Tectaria,
which see.
TECTARIA. Cav.
Veins anastomosing copiously.
T, TRIFOLIATA Cav.
Stipes tufted, 1° or more long, brown-
ish, scaly at base; fronds 1-1%°long,
¥%-1° broad, with a large ovate-acumin-
ate terminal pinna narrowed or forked
at base. and 1 or 2 lateral ones on each
side, the lowest mostly forked; primary
veins distinct to margin; areolae fine.
copious, with free included veinlets; sori
in rows near main veins; indusia orbicu-
lar, peltate. Fla; Tex. Synonyms: Poly-
podium trifoliatum L, sp Pl 1087 (1753).
—Aspidium trifoliatum Swz, Schrad J
bot 1800 (2):30 (1801).—Dryopteris tri-
foliata Kuntze, Rev Gen Pl 2:814 (1891).
PHANEROPHLEBIA Presl, Tent Pterid
84 (1836).
‘oblong or
50 ae !
Indusium peltate; fronds simply pin-
nate with broad pinnae; veinlets com
uniting slightly near margin.
&. AURICULATA Underwood, Torr cl hb
AGEZN2 SUE SOO ind=4>0 OO) Mesos
Stipes tufted, clothed below with large
seales; fronds %-2° long, coriaceous;
pinnae 2-12 pairs, short-stalked, ovate-
broadly lanceolate, terminal
one distinct, and in small fronds the
largest, appressed- serulate, smooth on
both surfaces; veins’ pinnate, veinlets
few, free or uniting near: margin; sori
scattered in several irregular rows. Tex;
Ar. Synonym: Aspidium juglandifolium
in part of recent authors, not Kunze,
Klotzsch, Linnaea 20:363 (1847).
POLYSTICHUM Roth, Tent Fl Germ 3°
69 (1800).
Indusium orbicular and entire, pel-
tate, fixed by depressed center; pinnae
and pinnules com auricled on upper side
at base, mucronately serrate; veins free.
*“BMyronds simply pinnate, long-stalked,
lanceolate.
=e acca aime need gaa Schott, Gen Fil
1834.
Christmas fern; evergreen wood-fern;
Shield fern. Stipes 6-8’ long, densely
clothed below with pale brown lanceo-
late scales; fronds %-2° hi, 3-5’ broad;
pinnae linear-lanceolate, somewhat fal-
cate, half-halbred-shaped at base, ser-
rulate with appressed bristly teeth; fer-
tile ones contracted and smaller, bear-
ing contiguous sori near middle, soon
covering entire surface. Nova Scotia;
Wis; Ila; Miss; Fla. Synonyms: Neph-
rodium acrostichoides Michx, Fl Bor Am
8:267 (1803).—Aspidium acrostichoides
Swz, Syn Fil 44 (1806).—Dryopteris
acrostichoides Kuntze, Rev. Gen Pl 2°
812 (1891). ;
+. MUaliUM Presl, Tent Pterid 83
(1836,). : ;
Stipes 4-12’ long, chaffy like rachis
with brown scales; fronds growing in a
crown 1-4° long, tapering slightly to-
ward base; pinnae num, linear-acumin-
ate, 3-4’ long, very sharply and oft
doubly serrate, with appressed needle-
like points; sori num, forming 1 row
each side of midrib half-way to margin.
Cal; Ore; Id; Alk. Synonyms: Aspidium
munitum Kaulf, Enum Fil 236 (1824) .—
Dryopteris munita Kuntze, Rev Gen Pl
2:813 (1891.)
x*Pronds simply pinnate,
stalked, linear-lanceolate. F
F. LONCHITIS Roth, Tent Fl Germ 3:
1 (1800). aS
: Ae Cn Frends 9-20’ long rigid;
pinnae 1’ or more long, broadly lanceo-
late-falcate, or lowest triangular,
strongly auricled on upper side, lower
obliquely truncate, deeply spinulose-
toothed; sori contiguous and near mar-
gin. Can; Wis; Ut; Cal; Wash; Mont;
Golo; Artic Am. Synonyms: Polypo-
dium lonchitis L, sp Pl 1088 (1753).—
Aspidium lonchitis Swz, Schrad J bot
1800 (2):30 (1801).—Dryopteris lonechi-
tis Kuntze, Rev Gen Pl 9°813 (1891):
***Hronds bipinnate or nearly so.
F. SCOPULINUM Maxon, Fern b
(1900).
“Stalk very short;
searcely
8:29
frond narrowly lan-
dL
ceolate, less than 1° lg, searcely 11%’
wide, sub-coriaceous, chaff mostly decid,
pinnate; pinnae num, 7-9” long, 4-6”
wide at base, ovate, rather obtuse, low-
er part pinnately lobed, upper half ser-
rate with _ pointed and barely aculeate
teeth, sori remote from margins.’’—D.
Cy Haton, Ferns, INA VOETob hes £28
(1880), as Aspidium aculeatum scopul-
inum, citing Aspidium Lonchitis Eaton,
in Coulter’s report in Hayden’s 6th ann
: of ‘Geol (Surv err, 1872788) as syn-
onym. Wash; Id; Ut; Southern €al:
(Juebec.
P. LEMMONI Underwood, Our Native
Ferns, ed 6, 116 (1900).
Stipes tufted, 2-6’ long, more or less
densely clothed with lanceolate dark
brown scales; fronds %-1° long, 2-3’
broad, with num dense oft imbricated.
lanceolate pinnae, which are cut below
into slightly toothed oblong rhomboidal
Pinnules; teeth blunt or mucronate;
texture coriaceous; both surfaces naked;
rachis stout, compressed, scaly; veins
close, immersed; sori copious. Cal; Alk.
Synonym: