Systematic Position of the Genus 71 'xI, I I ' - Y E S-', A!~~~I ~ ~ m,-# ' ' FIG 24. Manibot micbaelis. A, distribution; B, leaf (Rogers 514, NY); C, inflorescence (Jones 127, POM). M. tomatopbylla. D, distribution. 127, POM). M. tomatophylla. D, distribution. -'C
72 Flora Neotropica a more or less obovate crown supported by a main trunk, latex present. Young stems glabrous, grayish brown with reddish tinge; mature stems glabrous, reddish brown, usually with white dot-like lenticels; bark on older stems light gray to silvery gray, verrucate. Leaves alternate; stipules deciduous, glabrous; petioles ca 15.0 cm long, occasionally longer, terete, sometimes slightly canaliculate, glabrous, bright red; lamina narrowly peltate, ventral surface deep green, glabrous, dorsal surface with distinct ashy-blue glaucescence, abaxial surface wax pattern reticulate; venation camptodromous; palmately 5-7 lobed, 3 major, 2 slightly smaller and often 2 more smaller lobes; median lobes obovate-pandurate, ca 13.0 cm long, ca 4.0 cm wide, primary constriction short, to as long as ca 4.0 cm, margin within the constriction usually rounded without any secondary constrictions, apex obtuse to truncate, mucronate; lowest lobes, in case of 5 lobed leaves, slightly smaller than median lobes, conspicuously nonsymmetric, curved up; in case of 7 lobed leaves, ca 1/4 as long as median lobes, obtuse. Inflorescence not seen. Fruit pedicels 2.0-5.0 cm long, more or less straight, glaucous; capsules fleshy, ovate-ellipsoid, ca 2.5 cm long from base to apex, prominently 6 ribbed, ribs wavy, platelike, usually with a sharp edge, fruit surface prominently verruculose, glaucous, apex pointed; dehiscence loculicidal, the 3 commissural sutures not disjoining. Seeds oblong, ca 1.75 cm long, carunculate end acutely pointed, ventral surface with a prominent furrow along the middle, lateral edges prominently ribbed, surface shiny, brownish orange with fine black mottlings; caruncle not prominent, very small in contrast to the seed size. Fig 25A, B. TYPE. Leavenworth & Hoogstraal 1402: Mexico, Michoacan: Tancitaro region, Apatzingan, near La Majada, 9 Aug 1941 (holotype, F; isotypes, F, MICH, MO, NY). DISTRIBUTION. (Fig 24D). Mexico: Michoacan. Localized in the region of Apatzingan, alt ca 400 m, on edges of dry canyons, on banks of dry arroyos, on low hills supporting sparse woodlands. MEXICO. Michoacan: McVaugh 17951 (MICH, US) between San Juan de Los Platanos and Amatlan, 17 Sep 1958; Rogers 516 (F, G, K, MEXU, NY, W) 6 km W of Apatzingan, 1 Aug 1963; Rogers 517 (ARIZ, G, NY, UC) ca 5 miles N of Nueva Italia, 1 Aug 1963. 16. <strong>Manihot</strong> websterae Rogers & Appan, sp nov7 Arbores ca 5.0 m alti, pubescentes; folia penta vel septemloba lobis medianibus ca 11.0 cm longibus, ca 3.0 cm latibus; inflorescentia non visa; capsulae ca 2.25 cm longae; semina ca 1.5 cm longa. Trees, ca 5.0 m tall. Young stems light reddish brown, pubescent; mature stems dark reddish brown, pubescent. Leaves alternate; stipules deciduous, pubescent; petioles ca 10.0 cm long, terete, sometimes slightly canaliculate, pubescent; lamina nonpeltate, ventral surface green, sparsely pubescent, dorsal surface light green, sparsely pubescent, abaxial surface wax pattern smooth; venation camptodromous, midribs sparsely pubescent; palmately 5-7 lobed; median lobes ca 11.0 cm long, ca 3.0 cm wide, oblong-obovate, broadest ca 2/3 way up from the base, tapering into an acuminate apex, terminating in a bristle ca 0.75 cm long; lamina margin entire, base of lobe narrowly constricted, less than 0.25 cm across, sinuses between lobes very deep, lamina between the base of sinuses and petiole attachment point less than 0.5 cm wide; lowest lobes slightly smaller than, and more or less similar in shape, to median lobe. Inflorescence not seen. Fruit pedicels very short, less than 1.0 cm long, almost straight; capsules globose, ca 2.25 cm long from base to apex, surface glaucous green, slightly tuberculate, ribs not prominent, apex rounded; fruit dehiscence septicidal. Seeds oblong, ca 1.5 cm long, carunculate end acutely pointed, ventral side with a prominent ridge along the middle, 7This species is named for Dr. Grady Webster, Prof. of Botany, University of California, Davis. He is recognized internationally for his taxonomic studies in the <strong>Euphorbiaceae</strong>. He also collected the type specimen of this species.
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Organization for Flora Neotropica M
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Copyright ? 1973 HAFNER PRESS Publi
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2 Flora Neotropica played a fundame
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4 Flora Neotropica 1827 Pohl, J. E.
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6 Flora Neotropica cultivated plant
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8 Flora Neotropica organs. This is
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10 Flora Neotropica TABLE I Charact
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12 Flora Neotropica TABLE I (contin
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14 Flora Neotropica TABLE I (contin
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16 Flora Neotropica ? ' ., ~.~ "::
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18 Flora Neotropica specimen for ac
- Page 23 and 24: 20 Flora Neotropica Leaves alternat
- Page 25 and 26: 22 Flora Neotropica s ~t Sg~~~~~~~~
- Page 27 and 28: 24 Flora Neotropica 16. Lamina memb
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- Page 31 and 32: 28 Flora Neotropica Manihot esculen
- Page 33 and 34: 30 Flora Neotropica , ~.....i& , "
- Page 35 and 36: 32 Flora Neotropica Ule 7645 (MG, U
- Page 37 and 38: 34 Flora Neotropica sprucei Pax, an
- Page 39 and 40: 36 Flora Neotropica Manibot sect He
- Page 41 and 42: 38 Flora Neotropica aJJg~~~~~~~~~~~
- Page 43 and 44: 40 Flora Neotropica ,- ~~~~~~~ "'%j
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- Page 47 and 48: 44 Flora Neotropica - A~~ AI ii ' D
- Page 49 and 50: 46 Flora Neotropica its leaves duri
- Page 51 and 52: 48 Flora Neotropica the middle, dic
- Page 53 and 54: 50 Flora Neotropica (COLO-2, F-2, G
- Page 55 and 56: 52 Flora Neotropica r I C D '', " F
- Page 57 and 58: 54 Flora Neotropica _,._ ,' X I /'"
- Page 59 and 60: 56 2m.al~ .~~~~~~~1 A .. "C~~~~~~~~
- Page 61 and 62: 58 Flora Neotropica ,~. 1 ' /1 _ ',
- Page 63 and 64: 60 Flora Neotropica 1962; Webster,
- Page 65 and 66: 62 Flora Neotropica Lyonnet 301 (NY
- Page 67 and 68: 64 Flora Neotropica '- ' i ..:.:. _
- Page 69 and 70: 66 Flora Neotropica C . ,i .~ ,s~ %
- Page 71 and 72: 68 Flora Neotropica Key to the Spec
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- Page 77 and 78: 74 Flora Neotropica surface not shi
- Page 79 and 80: 76 Flora Neotropica Trees. Young st
- Page 81 and 82: 78 Flora Neotropica membranaceous,
- Page 83 and 84: 80 Flora Neotropica Inflorescence a
- Page 85 and 86: 82 Flora Neotropica towards the ape
- Page 87 and 88: 84 Flora Neotropica 22a. Manihot tr
- Page 89 and 90: 86 Flora Neotropica This subspecies
- Page 91 and 92: 88 Flora Neotropica Nov 1965; Roger
- Page 93 and 94: 90 Flora Neotropica conservatories,
- Page 95 and 96: 92 Flora Neotropica Manihot brasili
- Page 97 and 98: 94 Flora Neotropica nonpeltate; aba
- Page 99 and 100: 96 Flora Neotropica The number of s
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- Page 107 and 108: 104 Flora Neotropica tion. FIG 41.
- Page 109 and 110: 106 Flora Neotropica FIG 42. Manibo
- Page 111 and 112: 108 Flora Neotropica to lamina basa
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- Page 115 and 116: 112 Flora Neotropica 1932. Tucuman:
- Page 117 and 118: 114 Flora Neotropica Jatropha janip
- Page 119 and 120: 116 Flora Neotropica "..., \j _-_4
- Page 121 and 122: 118 Flora Neotropica petioles ca 15
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122 Flora Neotropica i ''~~~~~~~~~~
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124 Flora Neotropica TYPE. Pohl 734
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126 Flora Neotropica FIG 53. Maniho
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128 Flora Neotropica 223-AP. 1 / {'
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130 Flora Neotropica The specimens
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132 Flora Neotropica lamina palmate
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134 46a. Manihot violacea Pohl subs
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136 Flora Neotropica 47. Manihot ja
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138 I: = Flora Neotropica F~IG iegn
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140 Flora Neotropica '-. 'd.4n !.4
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142 Flora Neotropica FIG . M a n i
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o I 'L 1 ` \ : / FIG 62. Manibot se
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146 Flora Neotropica 9 L 1 1.?1 !1
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148 Flora Neotropica 4,- ~ ~ ~ ~ ~
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150 Flora Neotropica 1Cc B ~~~~~~~'
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152 Flora Neotropica :/ ,..~~~~~~~.
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154 Flora Neotropica C -A I/ /1 ? C
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156 X - / . " Flora Neotropica FIG
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158 Flora Neotropica reticulate; ve
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160 Flora Neotropica UB, US-2) Cerr
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162 Flora Neotropica I 0 0 '..,.r,
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? c--" 2"- I- "" X' j *' -t- F '~~~
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166 Flora Neotropica -C Ii. . i i~,
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168 Flora Neotropica TYPE. Pohl 119
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170 Flora Neotropica staminate buds
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172 Flora Neotropica 10191 (LIL, US
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}?\???)? **^^ ' /, i (, 7 I.M f ran
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176 Flora Neotropica , , ..1.. m "
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FI 8 G ............................
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180 Flora Neotropica 0~~~~~~~~~~~~~
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182 Flora Neotropica into 5 lobes;
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184 Flora Neotropica a I. cence !q
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186 Flora Neotropica p|- p I. S -.
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188 Flora Neotropica r, o _ t i_ ;
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190 Flora Neotropica Manihot sect P
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192 Flora Neotropica .' '.: :. :' "
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194 Flora Neotropica wax pattern, v
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196 Flora Neotropica 468 (F, G, K,
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198 Flora Neotropica 157 U. i! AI .
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''* '> .." ' . .., /? I J*" ' - ??
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202 Flora Neotropica 4984, UC). T _
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204 Flora Neotropica ~~~~~~~~~~~~~~
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206 Flora Neotropica Jan 1968; Mace
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208 Flora Neotropica Very short, ne
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210 Flora Neotropica Very short, ne
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212 Flora Neotropica DISTRIBUTION.
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!: '" . D' I , ~:'~)L~~~~~~~~~~~~~~
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216 Flora Neotropica 27 k " ? .: .:
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-1~~~~~~ i , FIG 104. Manihot sect
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220 Flora Neotropica BRASIL. Mato G
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222 Flora Neotropica TYPE. Pohl 119
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224 Flora Neotropica _ _ ?^^^^^...
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eE- ~........ ' t-0 i ',K 6?~~~~~~~
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228 Flora Neotropica ,i ~~~~~~~~~~~
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230 Flora Neotropica DISTRIBUTION.
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f ' * S s. - .. -- X~~~~~~~~~~~~~~~
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234 Flora Neotropica Manihot tripar
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236 Flora Neotropica Santa, Dec 195
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238 Flora Neotropica Pax lists Robe
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_.- \ ~ [' i ~ ~ .j ?~.:.:. --/ _:.
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242 Flora Neotropica Key to the Sub
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244 Flora Neotropica TYPE. Martius
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246 Flora Neotropica i '*:1, .! 2;
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248 Flora Neotropica to nearly obco
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250 Flora Neotropica --" . T - FIG
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252 Flora Neotropica Manihot curcas
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254 Flora Neotropica Nordenskiold,
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256 Flora Neotropica 62. M. anomala
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258 Flora Neotropica 1780 (1-66); 1
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260 Flora Neotropica 13203 (1-27);
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262 Flora Neotropica Killip, E. P.
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264 Flora Neotropica Palmer, L. H.
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266 Flora Neotropica Schomburgk, R.
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268 Flora Neotropica Adenoropium tr
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270 Flora Neotropica enneaphylla 88
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272 Flora Neotropica Rogers & Appan
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cNr ( r-r nu )0m Cr m ^ Lo cm ( r o
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1. 00 0 - , ' t t N S D - .-' C IS)
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51 2,12 8 27 2 3;19 30=4;13,12 33=1