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Compilation
Xylopia oxypetala

3 Images see all

Type of Unona oxypetala De Candolle [family ANNONACEAE]
Isotype of Unona oyxpetala DC. ex Dunal [family ANNONACEAE]
Xylopia talbotii Exell [family ANNONACEAE]
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Name

Identification
Isotype of Unona oyxpetala DC. ex Dunal [family ANNONACEAE ] Verified by Johnson, D.M., Xylopia oxypetala (DC. ex Dunal) Oliv. [family ANNONACEAE ] (stored under name); Verified by Not on sheet.,
Related name
  • Xylopia talbotii
  • Xylopia oxypetala
  • Xylopia villosa
  • Unona oyxpetala

Flora

Entry for Xylopia acutiflora Dunal A. Rich. [family ANNONACEAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Zambesiaca
Resource Type
Reference Sources
Entry From
FZ, Vol 1, Part 1, page 104, (1960) Author: N. K. B. Robson
Names
Xylopia oxypetala DC. Oliv. ex Engl. & Diels [family ANNONACEAE], tom. cit.: 63, t. 22 fig. E (1901). Type as for Unona oxypetala.
Coelocline acutiflora Dunal A. DC. [family ANNONACEAE], loc. cit.: t. 5 c (1832). Type as for Xylopia acutiflora.
Unona acutiflora Dunal [family ANNONACEAE], Mon. Anon.: 98, 116, t. 22 (1817). Type as above.
Unona oxypetala DC. [family ANNONACEAE], Syst. Veg. 1: 496 (1817). Type from Sierra Leone.
Coelocline oxypetala DC. A. DC. [family ANNONACEAE], in Mém. Soc. Phys. Hist. Nat. Genève, 5: 209, t. 5 b (1832). Type as above.
Xylopia acutiflora Dunal A. Rich. [family ANNONACEAE], in Sagra, Hist. Ile Cub., Bot., Pl. Vasc. 1: 55 (1845). — Oliv., F.T.A. 1: 32 (1868). — Engl. & Diels in Engl., Mon. Afr. Pflanz. 6: 63, t. 22 C (1901). — Exell & Mendonça, C.F.A. 1 1: 20 (1937), 355 (1951). — Boutique, F.C.B. 2: 326 (1951). — Keay, F.W.T.A. ed.2, 1: 42 (1954). Type from Sierra Leone (\"America meridionale\" = lapsus calami!).
Information
Shrub or tree, 2–20 (30) m. high, sometimes scrambling. Branches orange-red to purple-brown, smooth, spreading-pubescent at first, eventually glabrous; lenticels usually numerous; bark often exfoliating. Leaves petiolate; lamina 5.5–11.5 x 2–4.6 cm., oblong to elliptic or ovate-elliptic, acute or usually acuminate at the apex, cuneate to rounded at the base, membranous, bluish-green or greyish and glabrous (except along the midrib) above, green to orange-brown (not glaucous) and ± densely sericeous- or appressed-pubescent below, with densely reticulate venation usually more prominent below than above; petiole 1.5–6 mm. long, blackish, appressed-pubescent. Flowers solitary (very rarely 2–3), fragrant; pedicels absent or up to 6 mm. long, appressed-rusty-pubescent; bracteoles 2–5, oblong to orbicular. Sepals 2–3.5 mm. long, ovate to semi-orbicular, obtuse or apiculate to rounded, appressed-pubescent outside, glabrous and magenta within. Petals white or pale yellow outside, magenta within, the outer ones 2–5 x 0.3–0.4 cm., linear, curved in section above, broadened and concave at the base, sericeous-pubescent outside, puberulous or glabrous within; the inner ones somewhat shorter and narrower, otherwise similar. Stamens 1.5–2 mm. long, linear or cuneate; connective-prolongation ± obliquely capitate, papillose. Carpels 5–10, 3.5–4.5 mm. long; ovary ovoid-cylindric, appressed-pilose; style c. 1.5–2 times as long as the ovary, cylindric, with a terminal tuft of hairs. Fruit on a pedicel 4–7 mm. long; fruiting carpels 3–9, 1–4.8 x 0.8–1.1 cm., 1–8-seeded, cylindric or obovoid, curved, not apiculate, glabrescent, finely rugose, scarcely vertically ridged, scarlet outside, pink within, on stipes 4–10 mm. long. Seeds c. 1 cm. long, ellipsoid, reddish-brown, oblique, uniseriate; aril inconspicuous.
Habitat
Fringing and evergreen forest
Range
From Sierra Leone to the Sudan and southwards to the Belgian Congo, N. Rhodesia and Angola.
Altitude range
15–1050 m.
1050
15
Distribution
Zambia W Mwinilunga, fl. 13.x.1955, Holmes 1273 (K).

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