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Filed as Neoboutonia macrocalyx Pax [family EUPHORBIACEAE]

Reekmans, M., #592
1971-05-15
Specimens
Burundi
BJA
Neoboutonia macrocalyx Pax [family EUPHORBIACEAE] (stored under name)

Filed as Neoboutonia macrocalyx Pax [family EUPHORBIACEAE]

Reekmans, M., #9396
1980-06-19
Specimens
Burundi
BJA
Neoboutonia macrocalyx Pax [family EUPHORBIACEAE] (stored under name)

Filed as Neoboutonia macrocalyx Pax [family EUPHORBIACEAE]

Caljon, A., #2892
1981-06-21
Specimens
Burundi
BJA
Neoboutonia macrocalyx Pax [family EUPHORBIACEAE] (stored under name)

Filed as Neoboutonia macrocalyx Pax [family EUPHORBIACEAE]

Reekmans, M., #4476 B
1975-04-25
Specimens
Burundi
BJA
Neoboutonia macrocalyx Pax [family EUPHORBIACEAE] (stored under name)

Isotype of Neoboutonia macrocalyx Pax [family EUPHORBIACEAE]

Goetze W., #758
None
Specimens
Tanzania
BR
Isotype of Neoboutonia macrocalyx Pax [family EUPHORBIACEAE] (stored under name); Verified by Leonard J., 1955/07/15

Isotype of Neoboutonia macrocalyx Pax [family EUPHORBIACEAE]

Goetze, W., #758
1898
Specimens
Tanzania
K
Isotype of Neoboutonia macrocalyx Pax [family EUPHORBIACEAE] (stored under name)

Filed as Neoboutonia macrocalyx Pax [family EUPHORBIACEAE]

Hemp,A., #1138
1996-11-30
Specimens
Tanzania
UBT
Neoboutonia macrocalyx Pax [family EUPHORBIACEAE] (stored under name); Verified by Hemp, A.

Filed as Neoboutonia macrocalyx Pax [family EUPHORBIACEAE]

Burrows, J.E., #10524
2008-06-12
Specimens
Mozambique
BNRH
Neoboutonia macrocalyx Pax [family EUPHORBIACEAE] (stored under name); Verified by Burrows, J.E.,

NEOBOUTONIA macrocalyx Pax [family EUPHORBIACEAE]

Flora of Tropical Africa, Vol 6, Part 1, page 441, (1913) Author: (By J. G. Baker, with additions by C. H. Wright.)
Royal Botanic Gardens, Kew (K)
Reference Sources
Tree, 50–65 ft. high; twigs stellate-scabrous. Leaves distinctly petioled, orbicular-cordate, acute or obtuse, entire or somewhat undulate or crenate, 8 in. long, as much across, green, hoary-stellate beneath on nerves, veins and reticulations only, with a few scattered flat glands above, sparsely stellate-scurfy on nerves and reticulations; stipules lanceolate, 5 lin. long. Male flowers pedicelled, copiously panicled, large for the genus, in bud globose, 2 1/2 lin. wide when open. Calyx densely stellate-pubescent. Stamens about 30; filaments longer than the anthers; connective with a single terminal gland; extra-staminal scales oblong, truncate or emarginate. Female flowers in simple or sparingly branched racemes, large, 5 lin. long, 8 lin. wide. Sepals lanceolate, accrescent, stellate-velvety, connate below in a short tube. Styles rather broad, 2-fid. Capsule 3-coccous, 6 lin. long, as much across. Seeds ovoid, pale brown; hilum large, prolonged halfway down on the inner side.

Neoboutonia melleri Müll. Arg. Prain [family EUPHORBIACEAE]

FZ, Vol 9, Part 4, (1996) Author: A. Radcliffe-Smith
Royal Botanic Gardens, Kew (K)
Reference Sources
Nigeria eastwards to southern Sudan and south to Angola and Mozambique
A several-stemmed tree up to 6–12(15) m in height.Bark smooth, grey-brown.Wood pithy, soft.Twigs and petioles scurfily stellate-pubescent.Petioles 2–10 cm long.Leaf blade (5)10–20 cm long and wide, broadly ovate-suborbicular, shortly acutely or subacutely acuminate to obtuse at the apex, subtruncate to deeply cordate at the base, entire, scabrid and dull green on upper surface, ± uniformly greyish-stellate-tomentose beneath, and minutely gland-dotted beneath; main nerves 7–9 from the base, lateral nerves in 5–8 pairs.Stipules 4 mm long, ovate-lanceolate, pubescent.Male inflorescences 30–40 × 30 cm, with leaf-like bracts at the base; axes pubescent; upper bracts 1 mm long, ovate, 4–6-flowered.Male flowers: pedicels 0.5–1 mm long, glabrous; buds globose, ± glabrous except at the apex; calyx lobes 1.5 mm long, broadly ovate to suborbicular, yellowish; disk glands 8–10, conical; stamens 15–30, 1.5 mm long, anthers 0.75 mm long, pale yellow.Female inflorescences 20–30 × 10–15 cm; bracts 2 mm long, 1–3-flowered; otherwise as in the male.Female flowers: pedicels stout, 2 mm long, pubescent; calyx lobes 2–3 mm long, longer than the calyx tube, not or scarcely accrescent, oblong, 3-nerved, thick, reflexed, velutinous; disk crenulate; ovary 2 mm in diameter, 3-lobed (rarely 4-lobed), densely pubescent; styles 2 mm long, pubescent abaxially.Fruits 6–10 × 7–12 mm, 3-lobed (rarely 4-lobed), scurfily stellate-pubescent and hirsute.Seeds 5–7 × 5 mm, ovoid, brownish, with a small caruncle.

Neoboutonia macrocalyx Pax [family EUPHORBIACEAE]

FZ, Vol 9, Part 4, (1996) Author: A. Radcliffe-Smith
Royal Botanic Gardens, Kew (K)
Reference Sources
An open-crowned tree 10–20(40) m in height, with a straight clear bole.Bark smooth, pale.Branches brittle.Twigs and petioles scurfily stellate-pubescent.Petioles 5–15 cm long.Leaf blade 10–30 × 10–25 cm, broadly ovate-suborbicular, shortly acutely acuminate at the apex, deeply cordate at the base, usually entire, occasionally shallowly denticulate, sparingly scurfily stellate-pubescent on the nerves on the upper and lower surfaces, otherwise ± glabrous and minutely gland-dotted beneath; main nerves 7–9(11) from the base, lateral nerves in 5–7 pairs.Stipules 0.7–1 × 0.7–1.5 cm, ovate, densely pubescent.Male inflorescences 20–30 × 20 cm, often leafy at the base; axes pubescent; bracts 1–2 mm long, ovate, 1–4-flowered.Male flowers: pedicels 2–3 mm long, ± glabrous; buds ovoid, pubescent; calyx lobes 2.5–3 mm long, broadly ovate, cream-coloured; disk glands 10, 0.3 mm long, cylindric; stamens 30–40, 2–3 mm long, anthers 1.3 mm long, pale yellow.Female inflorescences few-branched, up to 20 cm long and wide; bracts 4 mm long, 1-flowered; otherwise as in the male.Female flowers: pedicels stout, up to 8 mm long, pubescent; calyx lobes 3 mm long, accrescent to 5(9) mm in fruit, linear-lanceolate, 3-nerved, thick, reflexed, velutinous; disk shallowly 5-lobed; ovary 2 mm in diameter, 3-lobed, densely stellate-pubescent; styles 2 mm long, pubescent abaxially.Fruits 1–1.2 × 1.2–1.3 cm evenly scurfily stellate-tomentose.Seeds 7 × 5 mm, ellipsoid, dark brown-mottled; caruncle appressed, 2-lobed.