Heinsia crinita (Afzel.) G.Taylor

Species

Angiosperms > Gentianales > Rubiaceae > Heinsia

Characteristics

A shrub or small tree. It grows to 6 m high. The bark is grey to light brown and mottled. It is smooth. The leaves are opposite and simple. They are oval and 2-8 cm long by 1-5 cm wide. They are light green. There are some harsh hairs on top and soft velvety hairs underneath. The leaves taper to both ends. The flowers are white and 3-4 cm across. The flower tube it 3 cm long with spreading lobes. Flowers can be single or a few in a group either in the axils of leaves or at the ends of branches. The fruit is oval and 10 mm long. They are orange when mature. At the top there is the leaf-like remains of the calyx.
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Leaves 1.2–14 × 0.4–7.1 cm, narrowly to broadly elliptic to oblong or lanceolate, slightly to markedly acuminate at the apex, cuneate at the base, glabrous to slightly bristly-pubescent above, sparsely to densely bristly-pubescent on the venation beneath; tertiary venation obscure to very evident; petiole 1–8 mm long; stipules 1.5–5 mm long, bifid, soon falling.
Corolla white, the tube greenish outside, the throat hairs yellow; tube 1.5–3 cm long, appressed pubescent outside with ± stiff hairs; lobes very variable in size and shape, (1)1.8–2.8(3.5) × (0.5)1.1–1.5 cm, linear-oblong to broadly elliptic, shortly apiculate at the apex, densely puberulous.
Calyx tube 3 mm long, turbinate, appressed bristly-pubescent; lobes 5–6, 3.5–21 × 0.8–8.5 mm, oblong, elliptic or lanceolate, rarely ovate, clawed at the base, often quite leaf-like.
Style reaching about halfway up the tube in short-styled flowers, the stigmas 3 mm long, the anthers not exserted but situated just below the throat.
Fruit 0.8–1.8 × 0.8–1.4 cm, oblong-ellipsoid to subglobose, sparsely shortly bristly pubescent, mostly crowned with the persistent calyx lobes.
Flowers sweet-scented, solitary or in lax terminal cymes; peduncles (including stalks of solitary flowers) 0.2–4 cm long; pedicels 1–3 mm long.
A branching shrub in secondary forest or a small understorey tree in high forest, 8-25 ft. sometimes up to 40 ft. high
Seeds blackish, about 1.3 mm long, ± triangular in outline, strongly compressed, deeply pitted.
Compact shrub or small tree (0.2)1.5–7.5(12?) m tall; stems glabrous to bristly-pubescent.
Stigmas 2–4 mm long in long-styled flowers, exserted, the anthers 2–3 mm below the throat.
Flowers white with yellow throat-hairs
Fruits yellow.
Life form -
Growth form shrub
Growth support free-standing
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Sexuality hermaphrodite
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Mature height (meter) 10.0
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Environment

A tropical plant. It occurs at low altitudes along the edges of forest in river valleys. It is mostly on sandy soils. In Zimbabwe it grows up to 1,000 m above sea level.
More
Not known
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Hardiness (USDA) 9-12

Usage

The leaves can be dried and stored. They are eaten in soup. They can be high in oxalates.
Uses animal food environmental use food gene source material medicinal poison wood
Edible fruits leaves
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Cultivation

Plants can be grown from stem cuttings. It can also be grown by seeds.
Mode seedlings
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Distribution

Heinsia crinita world distribution map, present in Angola, Central African Republic, Congo, Cabo Verde, Gabon, Ghana, Guinea, Kenya, Liberia, Mozambique, Nigeria, Sierra Leone, Somalia, Tanzania, United Republic of, Zambia, and Zimbabwe

Conservation status

Heinsia crinita threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:753022-1
WFO ID wfo-0000981047
COL ID 6LGH2
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Heinsia crinita Gardenia crinita Heinsia splendida Heinsia crinita var. scitula Heinsia crinita var. splendida

Lower taxons

Heinsia crinita subsp. crinita Heinsia crinita subsp. parviflora