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1. Macrosolen (Blume) Blume in Roemer & Schultes, Syst. Veg. 7: 1731. Oct-Dec 1830.
鞘花属 qiao hua shu
Loranthus Jacquin sect. Macrosolen Blume, Fl. Javae (Loranth.) 16. 16 Aug 1830.
Shrubs parasitic, base often with epicortical roots, all parts glabrous. Leaves opposite, pinnately veined. Inflorescences axillary, racemes or spikes, rarely umbels; 1 bract and 2 bracteoles subtending each flower; bract small, shorter than the calyx; bracteoles often connate. Flowers bisexual, 6-merous, actinomorphic or sometimes zygomorphic by the presence of a single split. Calyx ovoid to ellipsoid, limb annular or cupular, persistent. Mature flower bud tubular. Corolla sympetalous, tube gradually dilated, usually 6-keeled in middle portion, then constricted abruptly to a neck and expanded to a clavate tip, lobes reflexed. Filaments short; anthers 4-loculed, sometimes multilocellate; pollen grain semilobate in polar view. Ovary at first 3-loculed, then 1-loculed; placentation free, central. Style filiform, base usually articulated. Stigma capitate. Berry ovoid or ellipsoid.
About 40 species: tropical S and SE Asia; five species in China.
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Leaf blade 3.5-5.5 × 1.3-2 cm, apex rounded. |
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5 M. tricolor |
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Leaf blade 4-14 × 1-6 cm, apex acute to acuminate or obtuse. |
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(2) |
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| 2 (1) |
Pedicel 4-6 mm; racemes (2-)4-8-flowered; peduncle and rachis to 20 mm; berry subglobose. |
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1 M. cochinchinensis |
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Pedicel 1-4 mm; racemes 2-4(-8)-flowered; peduncle and rachis 1-5 mm; berry ellipsoid (berry not known for M. robinsonii). |
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(3) |
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| 3 (2) |
Corolla red with green markings; mature bud 2.5-3.5 cm. |
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4 M. bibracteolatus |
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Corolla orange or yellow; mature bud 1.1-1.5 cm. |
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(4) |
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| 4 (3) |
Umbels 2- or 3-flowered; petiole 2-4 mm; lateral veins of leaf blade conspicuous adaxially. |
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3 M. robinsonii |
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Racemes 2-4(-8)-flowered; petiole 3-10 mm; lateral veins of leaf blade inconspicuous adaxially. |
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2 M. geminatus |
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Lower Taxa
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