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1. Reaumuria Linnaeus, Syst. Nat., ed. 10. 2: 1069, 1081, 1374. 1759.
红砂属 hong sha shu
Hololachna Ehrenberg.
Subshrubs or shrubs, to 80 cm tall, with numerous zigzag branchlets. Leaves subsessile, scale-like, shortly terete or linear, small, margin entire, often fleshy or leathery, with salt-secreting glands. Flowers solitary on lateral branches or on shortened branchlets, or clustered in lax racemes, hermaphroditic, 5-merous; bracts imbricate, slightly longer or shorter than corolla. Calyx subcampanulate. Petals deciduous or persistent, inside with 2 scale-like appendages in lower half, margin laciniate, serrate, or entire. Stamens 5 to numerous, free or filaments united into 5 fascicles at base, opposite to petals. Ovary orbicular or broadly ellipsoid; styles 2-5. Capsule cartilaginous, 3-5-septicidal; seeds long brown hairy.
Twelve species: N Africa, Asia, S Europe; four species (one endemic) in China.
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| 1 |
Leaves compressed-flat, shortly petiolate. |
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4 R. alternifolia |
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Leaves subterete, thick, sessile |
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(2) |
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| 2 (1) |
Leaves 1-5 mm, shortly terete, scale-like; petals 3-4.5 mm; stamens 7-10; styles 6-8(-12); capsule narrowly ellipsoid. |
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1 R. soongarica |
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Leaves 4-15 mm, sublinear, terete; petals 5-8 mm; stamens 15 or more, often united into 5 fascicles at base; capsule globose, broadly ellipsoid, or oblong |
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(3) |
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| 3 (2) |
Bracts enlarged at base, broadly ovate, mucronate; flowers yellow; styles 3; capsule oblong, 3-septicidal |
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2 R. trigyna |
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Bracts the same shape as leaves, narrowly linear; flowers pink; styles 5; capsule globose or oblong-ovoid, 5-septicidal. |
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3 R. kaschgarica |
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Lower Taxa
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