BLUMEA
44
407-409
(1999)
Notes on Malesian Fabaceae
(Leguminosae-Papilionoideae)
5.
The genus Sarcodum
Frits Adema
Rijksherbarium/Hortus Botanicus,
P.O. Box
9514,
2300
RA
Leiden, The
Netherlands
Summary
A
new
of the
Key
of Sarcodum,
species
is
genus
words
from
S. bicolor Adema,
Sumba
is
described. A key
to the two
species
Loureiro
(1790)
given.
: Sarcodum, Millettieae, SE Asia,
new
species.
Introduction
Sarcodum is
a
described the
(fleshy
small
very
to
genus
genus
of SE Asian
accommodate
Leguminoseous
fleshy pods
1984). The genus was erroneously placed in the synonymy
exocarp, Geesink,
of the Australian genus Clianthus Sol. ex Lindl. by Merrill
of herbaceous climbers with
dry pods and,
1984). Sarcodum belongs
(Geesink,
plants.
S. scandens Lour., with
species,
a
moreover,
(1928).
Clianthus is
differing
in flower
the tribe Millettieae,
to
Clianthus
to
a
genus
structure
the tribe
Galegeae.
Up
to now
rather
only
widespread,
of Sarcodum, S. scandens,
species
obviously quite
in leaves and
especially
species
one
but
of Sarcodum is
leaflets
are
Folia 9-15-foliolata. Foliola
apex
rotundatus
Florens
strigosa.
et
plurimum partium
A, K),
Twigs
4-5
Lesser
mm
hairs
upper side
dry,
brown
index
hairs,
at
or
as
a
A
species.
new
—
insigniter
retusus,
frutificans
supra
S.
Fig.
is
key
the
to
1 a
bicoloria
glabra
scandentis
petala
alis
in
vel
sicco,
supra
brunnea, infra
pilis paucis,
similis
infra
in
plerumque
longiora. —Typus:
glabra
haec
cinereo-
ad
sparse
species
Iboet 385
nova
(holo L;
iso
Islands: Sumba.
7-8
upper side
1
by
or
mm,
glabrous; pulvinus
above,
greyish
both sides sericeous. Petioles 4-4.5
glabrous;
green
c.
5
rachis 7.5-14.5
mm
below;
cm
long. Leaflets
long,
with
strikingly
thinly strigose
to
almost
glabrous,
midrib and
cm
some
with
long,
hairs
at
the
bicoloured when
terminal obovate, 3.5-4.5
1.8-2.2, base cuneate, apex rounded, retuse, above glabrous
below
species
from Sumba, which differ
diam., terete, thinly strigose, glabrescent. Leaves 9-15-foliolate.Stipules
narrowly triangular,
some
nov.
minor. Carinae
Sunda
specimens
here described
known. This
was
given.
Sarcodum bicolor Adema, spec.
viridia,
Two
rare.
by
or
nerves
1.5-2.5
cm,
with very few
slightly
raised,
408
BLUMEA
Vol.
No.
44,
1999
2,
Fig.
1.
Sarcodum Lour. Leaflets, a. S. bicolor
b.
Adema;
b. Elmer
nerves
1-2
6-8 per side, 3-11
axillary
racemes,
with
5.5
c.
3-10.5
7.5
1.5
by
4
c.
mm,
Bracts
1.5-3.5
both sides sericeous.
Calyx
sericeous, inside glabrous. Standard: claw
mm,
rounded, glabrous. Wings: claw 4
rounded, auricle
c.
13
by
5
filaments
mm,
glabrous;
c.
7
13
glabrous.
by
4
Disc
2
—
Only
mm
glabrous;
free
c.
hilum
c.
c.
high. Ovary
4
2
mm
c.
8
claw
11
tube
4
c.
2
c.
3
mm
1
by
c.
10
blade
Pods
c.
5
by
1
c.
by
13
3.5
diadelphous,
cm,
upper
outside
8
by
mm,
boat-shaped,
anthers
long;
long;
mm;
elliptic,
mm;
Stamens
mm
both sides
calyx, narrowly obovate,
elliptic,
c.
by
(rarely panicles
mm,
long, glabrous; stipe
mm
long, glabrous.
mm
c.
385;
2-4.5
elliptic,
4
by
blade
long;
blade ±
long, glabrous.
stamen
Iboet
(a:
long. Inflorescences
hirsute
10
c.
triangular,
mm
long;
mm
long,
long,
mm
Keel petals:
1
mm
style
mm,
—
2
5
2
c.
mm
long, glabrous.
long,
c.
ovules 6;
by
mm
mm
Distribution
Note
1
rounded, auricle
mm,
c.
c.
c.
with three teeth, teeth
lip
mm
the base of the
at
Lour,
the terminal,
as
narrowly obovate,
Bracteoles
long.
mm
scandens
cuneate; pulvinus 3-4
long, peduncle
cm
connate; lower
lip highly
apart; lateral mostly
obliquely
long branches).
cm
hirsute. Pedicels
c.
mm
index 2.2-3, base
cm,
S.
13307).
c.
c.
3
1
9
by
1;
0.7
long,
mm
glabrous.
+
Seeds
long.
Malesia: Lesser Sunda Islands: Sumba.
known from
by Iboet, probably in the
two
specimens (the type
same area on
KEY TO
THE
greyish
below
glabrous
same
SPECIES
la. Leaves with 9-15 leaflets. Leaflets
below
the
and Iboet 253 ) both collected
day.
OF SARCODUM
strikingly
bicoloured when
rounded, retuse, above glabrous
green, apex
to
Keel
thinly strigose (Fig. la).
petals longer
dry,
or
above brown,
with few
than the
hairs,
wings
.
S. bicolor
b. Leaves with 17-45 leaflets. Leaflets concoloured
in colour when
ceous
(Fig. lb).
dry, apex rounded, apiculate
Keel
petals
as
long
as
the
or
or
both sides
cuspidate,
wings
slightly
both sides
different
(thinly)
seri-
S. scandens
F. Adema:
Notes
on
Malesian
Fabaceae
-
Sarcodum
409
ACKNOWLEDGEMENTS
The
loan
of material
English diagnosis
used
was
in
kindly
this
study
translated
from
A, K, L,
into Latin
by
SING
J.E
is
gratefully acknowledged.
Veldkamp.
REFERENCES
De
Loureiro,
Geesink,
Merrill,
R.
E.D.
J.
1790. Flora
1984. Scala
1928. The
Cochinchinensis.
Millettiearum.
identity
of the
Lisbon.
Leiden
genus
Bot. Ser. 8.
Sarcodum
Loureiro. J. Bot. 66:
264,
265.
The