Oxyanthus pyriformis Skeels

Hat-pins loquat (en)

Species

Angiosperms > Gentianales > Rubiaceae > Oxyanthus

Characteristics

Glabrous shrub or small tree 2–8.4 m. tall; young stems ± terete.. Leaf-blades ovate, broadly elliptic or oblong-elliptic, 8.5–29 cm. long, 4.5–16.7 cm. wide, obtuse to shortly acuminate at apex, cuneate to truncate or less often cordate, and frequently unequal at the base, thinly coriaceous; tertiary nerves rather coarsely reticulate, often raised above; domatia obscure; petiole 0.5–1.3 cm. long; stipules ovate to triangular, 0.9–2.8 cm. long, 0.4–1.2 cm. wide, acute to acuminate.. Inflorescence a moderately lax 10–30-flowered cyme (becoming lax in fruiting stage); peduncle short, exceeded by the stipule; pedicels 3–8 mm. long; bracteoles inconspicuous, ± subulate at tip.. Calyx glabrous; tube ovate, 2–3 mm. long; limb-tube 1–2.5 mm. long, wider than the tube; lobes filiform to subulate, 1–4 mm. long.. Corolla-tube 3.4–13.6 cm. long, 1.5–2.5 mm. wide at top; lobes oblong or narrowly obovate, 1–2.6 cm. long, 1.5–5 mm. wide, acute to acuminate.. Anthers almost entirely exserted.. Stigmatic club 1.75–4 mm. long.. Fruit pale green, obovoid, 1.8–3.7 cm. long; calyx-limb caducous.. Seeds pale brown, 5 mm. long, with obvious striations.
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Leaf blades 8.5–29 × 4.5–16.7 cm, ovate, broadly elliptic or oblong-elliptic, obtuse to shortly acuminate at apex, cuneate to truncate or less often cordate, and frequently unequal at the base, subcoriaceous, slightly shiny above, pale (light olive-green when dry) beneath; midrib flat or narrowly crested above, prominent beneath; lateral nerves in (8)9–10 main pairs; tertiary nerves rather coarsely reticulate, often raised on both surfaces; domatia obscure; petiole 0.5–1.3 cm long; stipules 0.9–3.3 × 0.4–1.4 cm, ovate to triangular, acute to acuminate, mid-nerve not apparent.
Inflorescence a moderately lax 10–30-flowered cyme (becoming lax in fruiting stage); peduncle short, exceeded by the stipule; pedicels 3–8 mm long; bracts/bracteoles inconspicuous, ± subulate at tip.
Corolla tube 3.4–13.6 cm long and 1.5–2.5 mm wide at the top; lobes 10–26 × 1.5–5 mm, oblong or narrowly obovate, acute to acuminate.
Calyx glabrous; tube 2–3 mm long, ovate; limb-tube 1–2.5 mm long, wider than the tube; lobes filiform to subulate, 1–4 mm long.
Glabrous shrub or small tree (1.6)2–8.4 m tall; young stems ± terete.
Fruit pale green, 1.8–4 cm long, obovoid; calyx limb caducous.
Seeds pale brown, 5 mm long, with obvious striations.
Anthers almost entirely exserted, apiculate, hastate.
Pollen presenter 1.75–4 mm long, ellipsoid.
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Growth support free-standing
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Sexuality hermaphrodite
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Mature height (meter) 2.0 - 8.4
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Hardiness (USDA) 9-12

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Cultivation

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Distribution

Oxyanthus pyriformis world distribution map, present in Kenya, Mozambique, and Tanzania, United Republic of

Conservation status

Oxyanthus pyriformis threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:758803-1
WFO ID wfo-0000261810
COL ID 6TGGT
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Ixora caffra Oxyanthus natalensis Megacarpha pyriformis Oxyanthus pyriformis

Lower taxons

Oxyanthus pyriformis subsp. pyriformis Oxyanthus pyriformis subsp. longitubus Oxyanthus pyriformis subsp. tanganyikensis Oxyanthus pyriformis subsp. brevitubus