Diversity and distribution of palms (Arecaceae) in Assam, India
Author
Mehmud, Selim
Author
Roy, Himu
text
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2021
2021-01-13
17
1
69
93
http://dx.doi.org/10.15560/17.1.69
journal article
10.15560/17.1.69
1809-127X
Wallichia nana
Griff.
Figure 9C
Diagnostic characters.
Stems clustered, unarmed, erect, ca
1 m
long and
0.8–1.1 cm
in diameter. Leaf pinnate, al- ternate,
50–70 cm
long; ligule fibrous,
7–9 cm
long; pet- iole ca
35 cm
. Leaflets regular, oblong, 3 or 4 per side,
20–30 cm
long, ca
5 cm
wide, serrated, abaxially silverywhite, terminal leaflets bilobed. Inflorescence terminal, ca
20 cm
long, branched or unbranched; bracts
5–7 cm
long, brown; rachilla
7–12 cm
long. Fruits ovate to ellip- soid, light green to white,
1.5–2.2 cm
long.
Flowering and fruiting.
August and September to February, respectively.
Distribution.
Kamrup Rural, West Karbi Anglong, and Tinsukia districts; prefers moist area.
Material examined.
INDIA
•
Assam
,
Jorhat
,
Nambor Reserve Forest
;
21 Nov. 1964
;
S
.
K
.
Kataki
leg.;
AS-
SAM
44563
. •
Assam
,
Tinsukia
,
Bherjan
;
27°31′27.2″N
,
095°22′14.4″E
; alt.
84 m
;
03 Sep. 2019
;
S
.
Mehmud
leg.
;
CH
,
ASSAM 96256
.