Manihot Manihotoides (Euphorbiaceae) - CNCFlora

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Systematic Position of the Genus 137 4.0-7.0 cm wide, lamina edges purplish, apex obtuse to broadly acute, base of lobes ca 1.0 cm wide; lowest lobes similar to median lobes in size and outline. Inflorescence monoecious, terminal, a cluster of short racemes arising from one basal point ca 4.0 cm long, occasionally as long as 8.0 cm; all parts glabrous, sometimes with a bluish bloom; bracteoles foliaceous, 1.25 cm long, 0.8 cm wide; bractlets foliaceous, 0.75 cm long, 0.4 cm wide. Pistillate flowers restricted to the base of the upper 1/2 of the inflorescence, pedicels 1.0 cm long, tepal 1.0 cm long, cleft to base into 5 lobes, ovary subglobose. Staminate buds ovoid-ellipsoid; tepal 1.0 cm long, cleft 1/3 way down into 5 lobes; stamens 10, in 2 whorls of 5 each. Capsules 1.25 cm long; surface smooth; apex rounded, dehiscence septicidal. Seeds 0.8 cm long, oblong, with a well-developed caruncle. Fig 59A, B. TYPE. Pohl 6040 (and on some specimens also 1657). Brasil, Goias: ad Rio Macaco et Areas (syntypes, F, G, K, W-2). DISTRIBUTION. (Fig 58D). Brasil, states of Goias, Minas Gerais and Distrito Federal. Alt ca 1000 m. BRASIL. Goias: Dawson 14149 (F) region of Chapada dos Veadeiros, 13 Apr 1956; Irwin, Grear, Souza & dos Santos 12443 (F, MICH, NY, SP, UB, US) Chapada dos Veadeiros, 9 Feb 1966; Irwin, Grear, Souza & dos Santos 13694 (F, G, NY, RB, UB, UC) Cerrado, circa 20 km N df Cristalina, 7 Mar 1966; Irwin, Grear, Souza & dos Santos 13696 (F, GH, K, MO, NY, SP, UB, US) Cerrado, circa 20 km N of Cristalina, 7 Mar 1966; Irwin, Grear, Souza & dos Santos 15565 (F, NY, UB) Corrego Itaquira, circa 30 km N of Formosa, 2 May 1966; Irwin, Souza & dos Santos 10014 (F, MO, NY, RB, S, SP, UB) 75 km N of Cristalina on road to Brasilia, 6 Nov 1965; Irwin, Souza & dos Santos 9502 (F, GH, MICH, MO, NY, RB, SP, UB, US, W) near waterfall, 24 km NW of Veadeiros, road to Cavalcante, 22 Oct 1965;Macedo s n (PUL) Jacuba, Niquelandia, 24 Feb 1956;Pohl Icon Tab. 33 (W); Pobl Icon Tab. 34 (W); Pohl 1183 (F-2, G, W-2) ad Rio Macacco et Areas; Prance & Silva 58227 (NY-2) 5-10 km N of Veadeiros, Valley of Rio Parana, Cerrado, 19 Jul 1964. Distrito Federal: Irwin, Souza & dos Santos 10723 (F, NY, UB) Campo near Aparecido, circa 50 km W of Brasilia, 29 Nov 1965. Minas Gerais: Macedo 4264 (PUL, RB) Araxa, 5 Feb 1956; Saint-Hilaire 488 (F, P). 49. <strong>Manihot</strong> irwinii Rogers & Appan, sp nov n Frutices, ca 1.5 m altus, aliquot ascendens caules ab ligneum basim. Folia coriaceus, glaucissima in abaxialis pagina; venae rubelli. Inflorescentia aliquot racemi exoriens uno basalis punctum, bracteolae et ramuli semifoliaceus, ca 1.0 cm longi, ca 0.3 cm lati, purpurascens; tepalum purpurascens. Capsulae 1.6 cm longae. Semina 1.0 cm longae, oblongae. Shrubs, ca 1.5 m tall, with several ascending stems from woody base. Young stems obtuse-angled in cross section, glabrous, glaucous, purplish tinged; mature stems glabrous. Leaves alternate; stipules caducous, 0.5 cm long, 0.1 cm wide, glaucous; petioles ca 9.0 cm long, terete, glabrous, reddish, petiole attachment to lamina basal, nonpeltate; lamina coriaceous, adaxial surface dark green, abaxial surface with a thick bloom, abaxial surface wax pattern smooth; venation camptodromous, veins glabrous, reddish, lamina 3 lobed, leaves associated with the inflorescence frequently nonlobed; median lobes ca 6.0 cm long, ca 1.0 cm wide, elliptic, apex acute, obtuse or caudate, base of lobes ca 1.0 cm wide, lamina prominently overlapping at sinus; lowest lobes similar in size to median lobes, nonsymmetric. Inflorencence monoecious, terminal, a cluster of several racemes arising from one basal point, ca 7.0 cm long, all parts except interior surface of tepals glabrous, with a thick bloom; bracteoles semifoliaceous, 1.0 cm long, 0.3 cm wide, purplish tinged, glabrous, margin entire; bracteoles semifoliaceous, 0.7 cm long, 0.2 cm wide, purplish tinged, margin entire. Pistillate flowers restricted to the base of the upper half of the inflorescence; pedicels 1.25 cm long; tepal 0.9 cm long, cleft to base into 5 strap-shaped lobes, interior surface of lobes pubescent, yellowish green with considerable amount of purlish pigmentation; ovary subglobose, slightly elongated, the trifid stigma moderately lobed and lobulate. Staminate flowers medium sized, tepal 0.9 cm long, ' This species is named in honor of Dr. Howard S. Irwin of The New York Botanical Garden. Dr. Irwin's studies of the flora of the central Brazilian plateau have contributed greatly to our knowledge and understanding of this little known region.
138 I: = Flora Neotropica F~IG iegn.A, aio 9 );B,ifoecne(wn,Sua&dsats lef(oh, 10723~~~~~~~~~~~~~~~~~~~~~~,N?..irni.C, ta.13 ars ef(aly ) dsrbto;D FIG 59. <strong>Manihot</strong> divergens. A, leaf (Pohl 6040, W); B, inflorescence (Irwin, Souza & dos Santos 10723, NY). M. irwinii. C, distribution; D, leaf (Harley, Barroso et al. 11325, K). ...
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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
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20 Flora Neotropica Leaves alternat
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22 Flora Neotropica s ~t Sg~~~~~~~~
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24 Flora Neotropica 16. Lamina memb
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~ 26 Flora Neotropica o L 0
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28 Flora Neotropica Manihot esculen
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30 Flora Neotropica , ~.....i& , "
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32 Flora Neotropica Ule 7645 (MG, U
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34 Flora Neotropica sprucei Pax, an
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36 Flora Neotropica Manibot sect He
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38 Flora Neotropica aJJg~~~~~~~~~~~
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40 Flora Neotropica ,- ~~~~~~~ "'%j
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t c? *r~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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44 Flora Neotropica - A~~ AI ii ' D
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46 Flora Neotropica its leaves duri
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48 Flora Neotropica the middle, dic
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50 Flora Neotropica (COLO-2, F-2, G
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52 Flora Neotropica r I C D '', " F
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54 Flora Neotropica _,._ ,' X I /'"
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56 2m.al~ .~~~~~~~1 A .. "C~~~~~~~~
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58 Flora Neotropica ,~. 1 ' /1 _ ',
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60 Flora Neotropica 1962; Webster,
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62 Flora Neotropica Lyonnet 301 (NY
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64 Flora Neotropica '- ' i ..:.:. _
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66 Flora Neotropica C . ,i .~ ,s~ %
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68 Flora Neotropica Key to the Spec
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70 Flora Neotropica 1897. Guanajuat
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72 Flora Neotropica a more or less
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74 Flora Neotropica surface not shi
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76 Flora Neotropica Trees. Young st
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78 Flora Neotropica membranaceous,
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80 Flora Neotropica Inflorescence a
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82 Flora Neotropica towards the ape
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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
Page 101 and 102: 98 Flora Neotropica white bloom; br
Page 103 and 104: 100 Flora Neotropica 56) in an obse
Page 105 and 106: 102 Flora Neotropica pubescent, cle
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
Page 113 and 114: 110 Flora Neotropica pandurate or r
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
Page 123 and 124: 120 Flora Neotropica 1LI? Cf? ,' Z
Page 125 and 126: 122 Flora Neotropica i ''~~~~~~~~~~
Page 127 and 128: 124 Flora Neotropica TYPE. Pohl 734
Page 129 and 130: 126 Flora Neotropica FIG 53. Maniho
Page 131 and 132: 128 Flora Neotropica 223-AP. 1 / {'
Page 133 and 134: 130 Flora Neotropica The specimens
Page 135 and 136: 132 Flora Neotropica lamina palmate
Page 137 and 138: 134 46a. Manihot violacea Pohl subs
Page 139: 136 Flora Neotropica 47. Manihot ja
Page 143 and 144: 140 Flora Neotropica '-. 'd.4n !.4
Page 145 and 146: 142 Flora Neotropica FIG . M a n i
Page 147 and 148: o I 'L 1 ` \ : / FIG 62. Manibot se
Page 149 and 150: 146 Flora Neotropica 9 L 1 1.?1 !1
Page 151 and 152: 148 Flora Neotropica 4,- ~ ~ ~ ~ ~
Page 153 and 154: 150 Flora Neotropica 1Cc B ~~~~~~~'
Page 155 and 156: 152 Flora Neotropica :/ ,..~~~~~~~.
Page 157 and 158: 154 Flora Neotropica C -A I/ /1 ? C
Page 159 and 160: 156 X - / . " Flora Neotropica FIG
Page 161 and 162: 158 Flora Neotropica reticulate; ve
Page 163 and 164: 160 Flora Neotropica UB, US-2) Cerr
Page 165 and 166: 162 Flora Neotropica I 0 0 '..,.r,
Page 167 and 168: ? c--" 2"- I- "" X' j *' -t- F '~~~
Page 169 and 170: 166 Flora Neotropica -C Ii. . i i~,
Page 171 and 172: 168 Flora Neotropica TYPE. Pohl 119
Page 173 and 174: 170 Flora Neotropica staminate buds
Page 175 and 176: 172 Flora Neotropica 10191 (LIL, US
Page 177 and 178: }?\???)? **^^ ' /, i (, 7 I.M f ran
Page 179 and 180: 176 Flora Neotropica , , ..1.. m "
Page 181 and 182: FI 8 G ............................
Page 183 and 184: 180 Flora Neotropica 0~~~~~~~~~~~~~
Page 185 and 186: 182 Flora Neotropica into 5 lobes;
Page 187 and 188: 184 Flora Neotropica a I. cence !q
Page 189 and 190: 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
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Manihot Manihotoides (Euphorbiaceae) - CNCFlora

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