Manihot Manihotoides (Euphorbiaceae) - CNCFlora

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46a. Manihot violacea Pohl subsp violacea
Flora Neotropica
Manihot violacea Pohl, PI. Bras. Ic. et Descr. 1: 43. t. 35. 1827; Jatropha violacea Steudel,
Nomencl. ed. 2. 1: 800. 1840; Manihot violacea Pohl emend. Muell. Arg. vargenuina Muell.
Arg. in DC., Prodr. 15(2): 1070. 1866; in Martius, Fl. Bras. 11(2): 468. 1874; Pax in Engler,
Pflanzenreich IV. 147(Heft 44): 29. 1910.
Plant parts usually with a thick bluish white bloom. Median lobes obovate, apex
obtuse, midribs usually stout, lamina at sinus prominently overlapping; basal lobes more
or less straight, not prominently recurved. Fig 57 C, D.
TYPE. Pohl 1189: Brasil, Goias: circa Corumba, Corgo do Jaragua et Ourofino
(syntypes, F, G, W-2).
DISTRIBUTION. (Fig 57B). Brasil in states Mato Grosso, Goias, Minas Gerais, and
Distrito Federal. BRASIL. Mato Grosso: Irwin & Soderstrom 6778 (NY, UB) ca 90 km N of
Xavantina, 12 Oct 1964. Goias: Glaziou 22132 (P) Serra Dos Pyreneos, 18 Feb 1894;Heringer 7752
(NY), 15 Oct 1960; Irwin, Souza & dos Santos 11051 (F, K, NY, SP, UB) Campo and Cerrado near
Descoberto, 4 Dec 1965; Pohl Icon Tab (W). Distrito Federal: Irwin, Souza & dos Santos 7977 (F,
NY, UB, US) Chapada da Contagem, 4 Sep 1965. Minas Gerais: Barreto 2676 (F) Serra Do Taquaril,
Bello Horizonte, 7 Feb 1933; Glaziou 19856 (K, P) Entre Barreiros et Melancias, 19 Mar 1892.
Province Unknown/Uncertain: Pohl s n (M).
While this subspecies is quite variable in morphology, its distinctive bloom readily
distinguishes it from subsp recurvata.
46b. Manihot violacea Pohl subsp recurvata Rogers & Appan, subsp nov
Manihot pseudopruinosa Pax in Engler, Pflanzenreich IV. 147(Heft 44): 61. 1910 Pro parte (See
also 43). Type. Glaziou 22131 pro parte (syntypes A, P, S).
Subfrutices, ad 1.0 m altus. Folia trilobus, lobi elliptici, apex acutus, lobi basali
manifeste curvus sursum. Inflorescentia racemus, ca 4.0 cm longus, bracteolae et ramuli
foliaceus, purpureus suffusus. Fructi parvi, 1.0 cm longi, subglobosi. Seminae 0.8 cm
longae, oblongus.
Plant parts with a light bloom or without any bloom. Median lobes elliptic, apex
acuminate, midribs slender; lamina at sinus slightly overlapping, occasionally not
overlapping; basal lobes prominently recurved. Fig 58A.
TYPE. Irwin, Souza & dos Santos 11202: Brasil, Distrito Federal: Campo slope
immediately east of Lagoa Paranoa, D. F. Elevation 975 m, 11 December, 1965.
(holotype, NY, isotypes, F, G-2, H, MO, S, SP, UB, UC, US).
DISTRIBUTION. (Fig 57B). Brasil, state of Goias and Distrito Federal. BRASIL. Goias:
Glaziou s n (P) Rio do Gama, 4 Nov 1894; Glaziou 22131 (A, P, S) Vao do Parana, a Itiquira, 2 Feb
1895; Irwin, Grear, Souza & dos Santos 14222 (F, GH, NY, UB) Cerrado Rio Parana circa 35 km N of
Formosa on Road to Sao Gabriel, 29 Mar 1966. Distrito Federal: Irwin, Grear, Souza & dos Santos
15392 (F, MO, NY, RB, UB, US) Cerrado near Corrego Taquari E of Lagoa Paranoa, 28 Apr 1966;
Irwin & Soderstrom 5398 (NY, UB) circa 35 km E of Brasilia, 21 Aug 1964; Irwin, Souza & dos
Santos 10092 (UB) 1 km N of Sobradinho, 8 Nov 1965; Irwin, Souza & dos Santos 10168 (F, G, GH,
K, LE, MO, NY, RB, S, SP, UB, US) Cerrado adjacent to Parque, Municipality do Gama, 10 Nov 1965;
Irwin, Souza & dos Santos 11243 (F, GH, IAN, LIL, MO, NY, SP, UB, US, W) Dam at Lagoa Paranoa,
12 Dec 1965; Irwin, Souza & dos Santos 8257 (UB) Summit of Chapada da Contagem, 10 km E of
Brasilia, 13 Sep 1965; Irwin, Souza & dos Santos 8297 (F, NY, UB) Corrego Urubu, slopes of Chapada
da Contagem, 14 Sep 1965; Irwin, Souza & dos Santos 8563 (F, NY, UB) circa 15 km E of Brasilia on
Road to Paranoa, 22 Sep 1965; Irwin, Souza & dos Santos 8627 (NY) 24 Sep 1965; Irwin, Souza &
dos Santos 9113 (F, MO, NY, UB) 10 km E of Planaltina, 10 Oct 1965; Irwin, Souza & dos Santos
9167 (F, GH, NY, SP, UB, US) burned over Cerrado between Brasilia and Sobradinho, 13 Oct 1965;
Pereira 4765 (RB) Campo Cerrado, 16 Nov 1958.
The distinctive quality of this subspecies is its recurved lateral lobes on the mature
vegetative leaves.