Botanical Survey of India | Flora of India

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Claoxylon wightii Hook.f., Fl. Brit. India 5: 413. 1887; Susila & N.P.Balakr. in J. Econ. Taxon. Bot. 16: 733. 1992 & in Rheedea 5(2): 133. 1995. Micrococca wightii (Hook.f.) Prain in Ann. Bot. (Usteri) 25: 630. 1911; Gamble, Fl. Madras 2(7): 1328. 1921 (repr. ed. 2: 929. 1957); Govaerts et al., World Checkl. & Bibl. Euphorbiaceae 3: 1182. 2000.


Shrubs or undershrubs, up to 2 m high; branchlets and branchlets terete, glabrous, hirsute, or tomentose. Leaves alternate or subopposite, ovate or oblong-lanceolate, elliptic-lanceolate to linear-lanceolate, obtuse or subtruncate to cuneate at base, acute to acuminate at apex, subentire, crenate or serrate along margins, 3 - 10 x 0.5 - 3.5 cm, chartaceous, glabrous or sparsely white-hairy or silky on both sides or sparsely villous above, densely yellowish hirsute or tomentose beneath; lateral nerves 5 - 7 pairs; petioles 1.5 - 5.5 cm long, bearing 2 glands at apex; stipules subulate to linear-lanceolate, 0.5 - 1 mm long. Inflorescences axillary or terminal racemes, solitary or in clusters, 2 - 8 cm long; bracts linear-lanceolate, 1 - 3.5 x 1 - 1.5 mm. Male flowers: 2 - 3 mm across, mixed with 1 - 8 sterile male flowers in each cluster; pedicels 2- 4 mm long; bracts 2 – 4 mm long, finely hairy; sepals 3, ovate, connate, 1 - 2 x ca 0.7 mm; stamens 6 - 10, subsessile, mixed with hyaline scales or filaments, 0.3 - 0.7 mm long; anthers oblong, ca 0.3 x 0.5 mm. Female flowers: solitary in axillary racemes, 3 - 4 mm long; scales 2, ovate, ca 2 mm long; sepals 3-lobed, up to 2 mm long; disc-scales 3, attached to ovary; ovary ca 2 mm long, hirsute; styles up to 1 mm long. Fruits 3-lobed, 7 - 10 mm across, hispid or densely hirsute.



KEY TO THE VARIETIES


1a. Plants glabrous or subglabrous; leaves subglabrous; bracts linear-lanceolate; fer tile male flowers mixed with 1 - 2 sterile male flowers 2
b. Plants densely yellowish tomentose or hirsute; leaves densely hirsute on both sides; bracts ovate-lanceolate; fertile male flowers mixed with 3 - 8 sterile male flowers 3
2a. Internodes 1 - 3 cm long; petioles 1 - 4 cm long 9.4. wightii
b. Internodes 3 - 6 mm long; petioles up to 1 cm long 9.2. glabratum
3a. Internodes 1.2 - 2 cm long; petioles up to 4 cm long; leaves ovate-lanceolate, usually more than 1.5 cm wide, sparsely glandular-serrate along margins; fertile male flowers 3 - 4 in each cluster, mixed with 3 - 4 sterile flowers; bracts dissected or toothed 9.3. hirsutum
b. Internodes 3 - 6 mm long; petioles up to 1 cm long; leaves linear-lanceolate, usually less than 1.4 cm wide, closely glandular-serrate along margins; fertile male flowers solitary in each cluster, mixed with 6 - 8 sterile male flowers; bracts entire 9.1. angustatum


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