list of figures - Terry Sunderland

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Specimens examined CAMEROON: Mildbraed 5285, sterile, May 20, 1911 (HBG!); Mildbraed 5879, Ebolowa (02.55N:11.08E) sterile, s.d. (HBG!); Sunderland 2021, Takamanda Forest Reserve (06.08N:09.16E) sterile, January 11, 1999 (K!, SCA!); Sunderland 2017, Takamanda Forest Reserve (06.08N:09.16E) sterile, January 17, 1999 K!, SCA!; EQUATORIAL GUINEA: Tessmann 4, sterile, s.d. (FI!) ______________________________________ E. cuspidata (G. Mann & H. Wendl.) H. Wendl. (Latin) refers to finely apiculate leaflet apex H. Wendl. in Kerchove Les Palmiers 244: (1878); C.H. Wright in F.T.A. 8: 112 (1901); Durand & Durand in Fl. Congolanae 1: 585 (1909); Becc. in Webbia 3: 275 (1910); Pyneart in Bull. Agric. du Congo Belge 2: 547 (1911); Hédin in Rev. de Bot. Appl. 9: 504 (1929); Guinea-Lopez in Ensayo Geobot. de la Guinea Cont. Espanola 245: (1946); Letouzey in Adan. 18(3): 314 (1978); Tuley in Palms of Africa 51: (1995). Calamus (Eremospatha) cuspidatus G. Mann & H. Wendl. in Trans. Linn. Soc. 24: 434 (1864); Type: Gabon, Ogooué River, Mann 1043 (holotype K!). Clustering slender palm climbing to 12-15m. Stems circular in cross-section, without sheaths, 10-15 mm in diameter, with 16-25 mm; internodes 11-15 cm long. Leaf sheath longitudinally striate sparsely covered with brown-black indumentum; ocrea obliquely truncate, extending c.1 cm above the rachis; knee absent. Leaves sessile, up to 2 m long; rachis 1-1.3 m long, flattened on upper surface, rounded below, becoming trapezoid then rounded in cross section distally, armed along the margins with inequidistant, reflexed, bulbous-based spines, becoming sparsely armed distally, indumentum absent; cirrus 50-75 cm long, unarmed; leaflets up to 15-20 on each side of the rachis, linear-lanceolate, abruptly contracted at the base, with a fine 0.8-1.2 cm long (rarely 3 cm long) apiculum at the apex, 22-30 cm long x 1.6-2 (rarely 3 cm) broad at the widest point, discolorous, adaxially mid-green, abaxially light green, armed along the margins with inequidistant abrupt black-tipped spines, 5-7 moderately conspicuous transverse veinlets 2-3 mm apart; lowermost leaflets smaller than the rest, linear-ovate, reflexed and laxly swept back across stem; acanthophylls in 88
pairs c.3 cm long, at 45° angle to cirrus. Inflorescence glabrous, 30-38 cm long, rarely
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THE TAXONOMY, ECOLOGY AND UTILISATI
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The final Chapter presents summaris
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CHAPTER TWO TAXONOMIC ACCOUNT 2.1.
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3.3.3.2. Climate 180 3.3.3.3. Topog
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CHAPTER SEVEN A SOCIO-ECONOMIC PROF
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REFERENCES 290 APPENDIX ONE INDIGEN
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Figure 42. Distribution of O. tuley
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Figure 110. How many years spent in
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ACKNOWLEDGEMENTS This work would no
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ecommended this project be funded b
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CHAPTER ONE MORPHOLOGY AND BIOGEOGR
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Similar branching of the stem is al
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The growing point of the stem of ra
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Aerial roots are commonly encounter
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sloughing of the sheath spines part
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For many of the species of Eremospa
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Figure 3. Acanthophylls of Laccospe
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In common with other members of the
Page 37 and 38: exception to this is Laccosperma op
Page 39 and 40: of overall diversity, when compared
Page 41 and 42: CHAPTER TWO TAXONOMIC ACCOUNT “Ta
Page 43 and 44: It is somewhat surpising that since
Page 45 and 46: evidence suggests that the climbing
Page 47 and 48: 2.5. KEY TO THE GENERA Rattans clim
Page 49 and 50: horizontal, peduncle enclosed withi
Page 51 and 52: Knee absent: Stem ± triangular in
Page 53 and 54: 15 cm broad, deeply notched with ro
Page 55 and 56: Distribution This species occurs fr
Page 57 and 58: Bot. Appl. 17: 896 (1936); Renier i
Page 59 and 60: Figure 3. Eremospatha cabrae (De Wi
Page 61 and 62: sterile, 1904 (BR!); Cabra s.n., Ma
Page 63 and 64: Figure 5. Eremospatha laurentii De
Page 65 and 66: (SCA!); de Wilde 2183, 60km S of Es
Page 67 and 68: long, decreasing distally, rachilla
Page 69 and 70: Distribution E. wendlandiana is dis
Page 71 and 72: indumentum; ocrea obliquely truncat
Page 73 and 74: Distribution E. barendii is known f
Page 75 and 76: stems sessile, up to 3.5 m long; ra
Page 77 and 78: Distribution E. macrocarpa is a ver
Page 79 and 80: (YA!); Letouzey 12563, Lac Tissongo
Page 81 and 82: and sparse distally; leaflets 8-14
Page 83 and 84: Distribution E. haullevilleana is r
Page 85 and 86: FHO!, BR!); Louis 9560, 20km W of Y
Page 87: order region of Cameroon and the Ri
Page 91 and 92: Figure 17. Eremospatha cuspidata (G
Page 93 and 94: ase, entire and acuminate to irregu
Page 95 and 96: Figure 19. Eremospatha tessmanniana
Page 97 and 98: LACCOSPERMA (G. Mann & H. Wendl.) D
Page 99 and 100: Habitat and distribution The genus
Page 101 and 102: (1929); Hutch. in F.W.TA. 2: 391 (1
Page 103 and 104: Habitat and ecology Tolerant of dee
Page 105 and 106: Figure 21. Laccosperma opacum (G. M
Page 107 and 108: ± concolorous with prominent trans
Page 109 and 110: December 6, 1984 (WAG!); le Testu 1
Page 111 and 112: Figure 31. Laccosperma acutiflorum
Page 113 and 114: (06.09N:01.53W) Fl., June 1972 (MO!
Page 115 and 116: portion of stem; peduncle 12-20 cm
Page 117 and 118: Distribution L. robustum is very co
Page 119 and 120: 1997 (K!, EG!, BH!); Sunderland 179
Page 121 and 122: own indumentum below; leaflets comp
Page 123 and 124: Distribution This species is distri
Page 125 and 126: French). A brief discussion of this
Page 127 and 128: Imperfectly-known taxon Laccosperma
Page 129 and 130: ONCOCALAMUS (G. Mann & H. Wendl.) H
Page 131 and 132: Key to the species of Oncocalamus M
Page 133 and 134: moderately to sparsely armed with b
Page 135 and 136: Distribution O. mannii is restricte
Page 137 and 138: often concentrated on the sheath ap
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Distribution O. macrospathus is dis
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sheath, spines concentrated on marg
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Distribution This species is restri
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ocrea, often sloughing off to leave
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Notes O. wrightianus is distinct fr
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CALAMUS L. (Greek = a reed) L. in S
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Robyns & Tournay in Fl. du Parc Nat
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prickle-like spines; bracts tightly
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Distribution C. deërratus is the m
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(06.05N:00.50W) pist., March 17, 19
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MIXED COLLECTIONS A number of colle
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Figure 51. E. macrocarpa seedling,
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Figure 59. E. cuspidata, Etembue, E
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Figure 67. L. secundiflorum, Ghana
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Figure 75. O. mannii, Ayemaken, Equ
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CHAPTER THREE RATTAN DIVERSITY AND
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an inventory or survey. These param
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clustering species are to be includ
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3.3.1.2 Climate The Campo Reserve h
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the reserve has no management plan
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associated with drier forest, was c
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the lowland forest is characterised
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sampling intensities were much lowe
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seedling 6 or length of stem) were
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Table 5. Rattan abundance and stock
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sampling of the rattan population,
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concentrated, not only on rattan, b
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Table 10. A comparison of rattan di
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4.1 INTRODUCTION CHAPTER FOUR RATTA
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the palm hearts from ground-level (
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feed on these fruits for long perio
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the genus Ceratogymna have been rec
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latter situation has been observed
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Hollow sheaths Some species of ant
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Table 15. Count of domatia and ratt
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Figure 85. Ant colonisation of leaf
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(Fisher et al., 1987), followed by
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Table 16. Hapaxanthy in the Palmae
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Figure 89. Lateral inflorescences o
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the absence of primate dispersers i
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CHAPTER SIX INDIGENOUS NOMENCLATURE
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The extensive nature and wide range
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Table 18. Summary of the non-cane u
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1977; Berlin, 1992). This hypothesi
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taxonomies are included in (or affi
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taxa (standing palms) within their
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Table 19. Life form, intermediate a
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For example, the Anyang of Cameroon
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Box 2. The structure of vernacular
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intermediate categories for African
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hoped that any future development o
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242
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CHAPTER SEVEN A SOCIO-ECONOMIC PROF
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Interestingly, the patterns of expl
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Figure 99. Scatterplot of size of m
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forest products (see Box 3) these a
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Figure 101. Mean range (or distance
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aid a wage. In fact, quite the oppo
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7.5.3 Socio-economic profile of the
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7.5.3.5 Previous occupations A larg
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the rainy season when transport dif
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Figure 114. Cited reasons for decli
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service. Unemployment increased fro
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Figure 116. Correlation between ran
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enefits rattan brings, those artisa
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from enabling the sustainable explo
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Figure 119. Woven basket products m
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such as Indonesia have lifted the b
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press; this study) and the conditio
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Table 31. Findings and recommendati
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of this trade, in fiscal terms, to
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Not threatened (species distributio
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clears the plot again to plant food
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forest products, such as rattan for
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from the informal forest economy an
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REFERENCES Abbiw, D. 1990. The usef
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Belcher, B. 1999. A production to c
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Burkill, I.H. 1935. A dictionary of
Page 296 and 297:
Dalziel, J.M. 1937. The useful plan
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Dransfield, J. 1988b. The palms of
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Fisher, J.B. & J. Dransfield. 1977.
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Hall, J.B. & M.D. Swaine. 1981. Dis
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Huxley, C.R. 1978. The ant-plants M
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Lee, Y.F. 1993. Some models for est
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Moore, H.A. 1973. Palms in the trop
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Oteng-Amoako, A.A. & B. Obiri-Darko
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Randall, R. & E. Hunn. 1984. Do lif
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Siebert, S.F. 1997. Economically im
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Tenati, G. [in press]. The use of r
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Weiner, G. and Liese, W. 1989. Anat
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APPENDIX ONE INDIGENOUS NOMENCLATUR
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and Uganda, in the absence of large
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E. cuspidata (G. Mann & H. Wendl.)
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also a strong binding material (Rus
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(unpubl. notes): BENIN: Profizi (19
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L. laeve (G. Mann & H. Wendl.) H. W
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The “palm heart” is eaten widel
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A tea made from the young shoots is
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O. wrightianus Hutch. Vernacular na
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Bidgood & Vollesen: Tanzania; 3040
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Dransfield: Cameroon; 6998, 6999, 7
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Heudelot: Gambia; 372 Hoier: DR Con
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Lowe: Nigeria; 2792, 2793, 4353, Ca
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Reitsma: Gabon; 1340, 2047, 2151, 2
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Webb & Bullock: Cameroon; 310 Welle
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APPENDIX FOUR SOCIO-ECONOMIC SURVEY
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a) high forest b)farm c)fallow d) d
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APPENDIX FIVE PUBLICATIONS AND DISS
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DISSEMINATION 1. Sunderland, T.C.H.
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