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P l a t e JX. DICTYOTEÆ.
A S P E R O C O C C U S . Fig. 1. Plants of A. ; natural size. 2. A
portion of the Frond with a mass of fructification. 3. Seeds.
4. Apiculi, or short Filaments, with which the Seeds are intermixed
; magnified.
P u n c t a r ia . Fig. 1. Plant of P . plantaginea ; natural size. 2. A
portion of the Frond with Fructification. 3. Seeds ; magnified.
S t r i a r i a . Fig. l. Portion of a plant of S- attenuata, natural size.
2. Portion of the Frond, shewing the disposition of the fructification.
3. Portion of the Frond, with a group of Seeds. 4. Seeds ;
magnified.
P l .vi'E 'X . d i c t y o t e æ . . .
D i c t y o t a Fig. 1. A portion of the Frond of D. dichotoma, with
aggregated clusters of Seeds; natural size.. .2. Portion of the
Frond to shew the structure, and one of the clusters. 3. Cluster
of Seeds, shewing the manner in which they are attached. to the
frond. 4. Seeds removed ; magnified. 5. Portion of the Frond,
with scattered Seeds ; natural size. 6. Portion of the same.
7. Seeds ; magnified.
P a d in a . Fig. 1. Plant of P. Pavonia; natural size. 2. Portion of
the Frond, to shew the structure. 3. A transverse section of one
of the concentric lines of fructification. 4. Seeds ; magnified.
C u t l e r ia . Fig. 1. Part of a plant of C. multijida ; natural size.
2. Portion of the Frond, in fructification. 3. A portion of the
Frond, to shew the structure, composed of interlacing filaments
within a reticulated membrane. 4. A piece of the external membrane.
5. A group of Capsules. 6 Capsules ; magnified.
P l a t e XI, FURCELLARIEÆ a n d SPONGIOCARPEÆ.
F u r c e l l a r i a . Fig. 1. Plant of F. fastigiata, in fructification ; natural
size. 2. Section of a Receptacle. 3, A small portion of the
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Receptacle from tlie centre to the circumference. 4. Seeds; magnified.
5. Termination of a Frond with the ovate-lanceolate tips;
natural size.
P o l y i d e s . Fig. 1. and 2. A plant of P. rotundus, in fructification;
natural size. Sj. Section of the Frond and Fructification. 4. A
portion of the same. 5. One of the clusters of Seeds surrounded
by its pellucid limbus. 6. Seeds fixed by their base; magnified.
P late X II. FLO R ID EÆ .
D e l e s s e r i a . Fig. 1. Plant of D. Hypoglossum, with Sori, or spots
of ternate granules. 2. A Leaf witb a capsule ; natural size.
3. Portion of tbe Frond, with sori. 4. Ternate Granules. 5. Capsule.
6. Seeds from tbe capsules. 7. Portion of the Frond, to
shew the structure ; magnified.
N i t o p h y l l u m . Fig. 1. A portion of the extremity of the frond of
N. punctatum, with spots of ternate granules. 2. One of the ultimate
segments with capsules ; natural size. 3. Portion of the
frond with a capsule, and shewing also the highly reticulated
structure. 4. A mass of seeds removed from the capsule, shewing
them to be fixed to a gelatinous base, which forms the centre
of the capsule. 5. Seeds detached. 6. Ternate granules; magnified.
R h o d o m e n i a . Fig. 1. Plant of R. Palmetta, with capsules. 2. Portion
of a plant, with sori of ternate granules ; natural size. 3. One
of the Segments shewing the cloud-like manner in which the granules
are scattered. 4. A portion of the same. 5. Ternate Granules.
6. A Capsule. 7. Seeds from the capsule; magnified.
P l o c a m i u m . Fig. 1. A small branch of P. coccineum, with capsules ;
natural size. 2. A Branch with pod-like Receptacles. 3. Pod-like
Receptacles. 4. Granules from the receptacles, one of them separating
into its ultimate parts. .'5. A Capsule. 6. Seeds from the
capsule ; magnified.
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