Manihot Manihotoides (Euphorbiaceae) - CNCFlora

130 Flora Neotropica
The specimens of Glaziou 22131 (the type of Pax's Manihot pseudopruinosa)
represent a mixture between this species and M. violacea subsp recurvata. The specimen at
Kew is M. pruinosa. The specimens of Glaziou 22131 at Arnold Arboretum, Paris and
Stockholm are M. violacea subsp recurvata.
44. Manihot quinqueloba Pohl, PI. Bras. Ic. et Descr. 1: 21. t. 14. 1827; Muell.-Arg. in
DC., Prodr. 15(2): 1058. 1866; in Martius, Fl. Bras. 11(2): 446. 1874; Pax in Engler,
Pflanzenreich IV. 147(Heft 44): 88. 1910.
Jatropha quinqueloba Steudel, Nomencl. ed. 2. 1: 800. 1840.
Manihot subquinqueloba Muell. Arg. in Martius, Fl. Bras. 11(2): 446. 1874. Type. Manso s n
(syntypes, F, G).
Manihot polyantha Pax in Engler, Pflanzenreich IV. 147(Heft 44): 88. 1910. Type. Glaziou
22133 (syntypes, F, G, K, NY, P, US).
Shrubs. Young stems glabrous, with a bluish bloom; mature stems glabrous. Leaves
alternate; stipules caducous; petioles ca 9.0 cm long, terete, glabrous, with a bluish
bloom, petiole attachment to lamina basal, nonpeltate; lamina coriaceous, adaxial surface
dark green, abaxial surface with thick bluish bloom, abaxial surface wax pattern
pusticulate; venation camptodromous, veins glabrous, midribs prominently stout, ca 0.15
cm in diam near the petiole midrib junction; lamina palmately 5 lobed; median lobes
obovate, ca 9.0 cm long, ca 5.0 cm wide, apex obtuse or truncate, base of lobes ca 2.25
cm wide, width between base of sinus and petiole-lamina junction ca 2.25 cm; lowest
lobes nonsymmetric. Inflorescence monoecious, terminal, a cluster of racemes arising
from one basal point, ca 4.0 cm long, all parts except the interior surface of tepal
glabrous, peduncles, pedicels and tepals with a thick bluish bloom; bracteoles and
bractlets setaceous, less than 0.4 cm long, less than 0.2 cm wide. Pistillate flowers
restricted to the base of the upper 2/3 of the inflorescence; pedicels 1.0 cm long; tepal
0.9 cm long, cleft to base into 5 lobes, interior surface of tepal pubescent; ovary
subglobose. Staminate buds ovoid-ellipsoid, slightly constricted in the middle; flowers
small; tepal 0.8 cm long, cleft 1/3 way down into 5 lobes; stamens 10, in 2 whorls of 5
each. Capsules 1.4 cm long, dehiscence septicidal. Seeds non vidi. Fig 56 A, B.
TYPE. Pohl 1701 (and on some specimens also 1902) Brasil, Goias: ad Trahiras et
Cocal (Syntypes, F, G, K-2, W-2).
DISTRIBUTION. (Fig 55D). Brasil, states of Mato Grosso and Goias. BRASIL. Mato Grosso:
Manso s n (F, G). Goias: Glaziou 22133 (F, G, K, NY, P, US), 22 Jan 1895; Pobl Icon Tab (W).
Neither Manso nor Glaziou collections give the precise locality which accounts for
the single dot in the distribution map of this species.
45. Manihot alutacea Rogers & Appan, sp nov 10
Frutices, ca 1.5 m altus. Lamina alutaceus in textura, petioli, vene et margines
laminarum vividum rubrum; palmatus 5 lobatus; lobi mediani digitiformi, ca 9.0 cm
longae, ca 2.0 cm latae. Inflorescentia fasciculus racemorum exoriens unum punctum
basalis, ca 15.0 cm longa, tepala flavovirens purpureo pigmentum basi. Fructi et seminae
non vidi.
Shrubs, ca 1.5 m tall; with strong HCN smell. Young stems, glabrous, deep red;
mature stems glabrous, with some purplish pigmentation. Leaves alternate; stipules
caducous; petioles ca 12.0 cm long, obtuse-angled, glabrous, bright red, petiole
attachment to lamina basal, nonpeltate; lamina alutaceus in texture, adaxial surface dark
green, glossy, abaxial surface wax pattern smooth, venation camptodromous, veins
glabrous, bright red, midribs stout, 0.1 cm in diameter near the petiole midrib junction;
10 = tanned leather.