Acanthaceae (PDF)

446ACANTHACEAEbranous, abaxially glabrous, margin ciliate. Calyx yellowishbrown, 6–7 mm, glabrous, 5-lobed almost to base; lobes 5–6 ×ca. 1 mm. Corolla white with purple dotted stripe in throat, ca.1.5 cm; tube ca. 6 × 3 mm; lower lip oblong, ca. 7 × 6 mm, 3-lobed, middle lobe ca. 3 × 2 mm, lateral lobes ca. 2 × 1 mm;upper lip triangular, ca. 5 × 6 mm, apex emarginate. Stamens 2,inserted at base of throat; filaments ca. 3 mm, glabrous; antherthecae ovoid. Ovary ca. 1.5 × 1 mm, glabrous; style ca. 8 mm,glabrous. Capsule obovoid-ellipsoid, ca. 10 × 3 mm, glabrous,2-seeded. Seeds orbicular in outline, ca. 3 mm in diam., glabrous.Fl. Sep–Oct, fr. Nov–Jan.Streamsides; 300–900 m. Yunnan [Vietnam].10. Rungia longipes D. Fang & H. S. Lo, Guihaia 17: 49.1997.长 柄 孩 儿 草 chang bing hai er caoHerbs to 50 cm tall. Stems subterete, bifariously pubescent.Petiole (1–)4–4.5 cm, pubescent; leaf blade ovate to elliptic,10–17 × 4–8.5 cm, thinly papery to papery, abaxially pubescentalong veins, adaxially densely covered with white linearcystoliths and glabrous, secondary veins 6 or 7 on each side ofmidvein, base broadly cuneate and slightly oblique, marginundulate-denticulate, apex acuminate. Spikes axillary, 2.5–11cm, 1-sided; bracts 4-ranked, heteromorphic; sterile bracts ellipticto ovate-elliptic, (6–)10–12 × 3–4 mm, abaxially subglabrous,hyaline margin ca. 0.5 mm and ciliate, apex obtuse; fertilebracts elliptic to obovate-elliptic, ca. 12 × 5 mm, abaxiallypuberulent, margin slightly ciliate, apex rounded; bracteolesobovate-elliptic, ca. 7 × 3 mm, apex obtuse. Calyx 6–10 mm;lobes subulate, margin ciliolate. Corolla not seen. Capsule ca. 1cm, pubescent. Seeds ovate in outline, ca. 2 × 2 mm, verrucose.Fr. Apr–Jun.● Forests in valleys. Guangxi.11. Rungia bisaccata D. Fang & H. S. Lo, Guihaia 17: 48.1997.囊 花 孩 儿 草 nang hua hai er caoHerbs 20–40 cm tall. Stems subterete when young then 4-angled, 2-sulcate, pubescent along furrow. Petiole 0.8–2.5 cm,pubescent; leaf blade ovate-elliptic, 5–13 × 2.3–5.7 cm, papery,abaxially subglabrous or puberulent along veins, adaxiallyglabrous, secondary veins 5–7 on each side of midvein, basebroadly cuneate to attenuate, margin slightly undulate, apexacuminate to obtuse. Spikes axillary, 1-sided; bracts 4-ranked,sterile and fertile ones similar, obovate, 7–11 × 4–8 mm, abaxiallyglabrous, margin slightly ciliate, apex rounded; bracteolesoblong-elliptic, ca. 10 × 4 mm, margin hyaline and ciliolate.Calyx ca. 7 mm; lobes subulate, margin ciliolate. Corolla whitewith rose dots, ca. 1.8 cm, outside and inside slightly glandtippedpuberulent; tube cylindric and ca. 2.5 mm in diam. forca. 9 mm, inside with a saccate papilla; lower lip ca. 6 × 3 mm,patent, 3-lobed, central lobe larger; upper lip ca. 5 mm, erect, 2-lobed. Staminal filaments ca. 5 mm, glabrous; anther thecae ca.2 mm. Ovary glabrous; style ca. 1.3 cm, glabrous. Capsule notseen. Fl. Jan–Feb.● Rocky mountains. Guangxi.12. Rungia pungens D. Fang & H. S. Lo, Guihaia 17: 47.1997.尖 苞 孩 儿 草 jian bao hai er caoHerbs 0.5–1.5 m tall, isophyllous. Stems erect or basalportion prostrate and rooting at nodes, 4-angled, glabrous orbifariously pubescent. Petiole 0.4–5.5 cm, glabrous; leaf bladeelliptic to ovate-elliptic, 2.5–16 × 0.9–5.5 cm, densely coveredwith linear cystoliths, glabrous, secondary veins 4–9 on eachside of midvein, base broadly cuneate, margin slightly undulate,apex acuminate. Spikes terminal or axillary, 2–5 cm, 1-sided;peduncle 1–9 cm; rachis pubescent or gland-tipped pubescent;bracts 4-ranked, heteromorphic; sterile bracts elliptic, 7.5–8 ×4–6 mm, abaxially gland-tipped puberulent, hyaline margin0.8–1.5 mm broad and ciliate, apex cuspidate; fertile bractslanceolate, 6.5–7.5 × ca. 4 mm, abaxially gland-tipped puberulent,hyaline margin ca. 1 mm wide and ciliate, apex cuspidate;bracteoles elliptic, ca. 6 × 4 mm, abaxially scabrid, adaxiallyglabrous. Calyx 6–7 mm; lobes linear, unequal, scabrid. Corollalight yellowish green outside and white with purple dots inside,ca. 1.5 cm, gland-tipped pubescent and pubescent; tube ca. 7mm; lower lip 3-lobed, middle lobe larger; upper lip ca. 6 mm,apex emarginate. Staminal filaments ca. 5 mm, glabrous; antherthecae ca. 1.5 mm. Ovary hirsute; style ca. 1 cm, basal portionhirsute. Capsule ca. 8 mm, gland-tipped puberulent or puberulent.Seeds ovate in outline, ca. 2 × 1.5 mm, verrucose. Fl. Dec–Feb, fr. Apr–May.● Limestone hills, forests; 600–1000 m. Guangxi, Yunnan.13. Rungia napoensis D. Fang & H. S. Lo, Guihaia 17: 46.1997.那 坡 孩 儿 草 na po hai er caoHerbs 70–90 cm tall. Stems 4-angled when young thensubterete, sulcate, bifariously pubescent. Petiole 0.5–2.5 cm,bifariously pubescent; leaf blade narrowly elliptic to lanceolate,3–10 × 1–4 cm, papery, both surfaces densely covered withlinear cystoliths, abaxially pubescent along veins, adaxially glabrous,secondary veins 4–7 on each side of midvein, base cuneate,margin subentire, apex acuminate. Spikes axillary or terminal,1–5 cm, 1-sided; peduncle 3–5 mm, pubescent; bracts 4-ranked; sterile bracts lanceolate-elliptic, ca. 4 × 1–2 mm, abaxiallyglabrous, margin hyaline and ciliate, apex acute; fertilebracts purplish, elliptic, ca. 9 × 4 mm, covered with cystoliths,abaxially glabrous, hyaline margin ca. 0.5 mm broad and ciliate,apex acute; bracteoles purple at tip, elliptic, ca. 9 × 5 mm,abaxially puberulent. Calyx ca. 6 mm; lobes linear. Corollawhite, ca. 1.6 cm, outside sparsely pubescent; tube ca. 7 × 2mm; lower lip ca. 7 mm, 3-lobed, central lobe larger; upper liptriangular, ca. 6 mm, apex emarginate. Staminal filaments ca. 3mm, glabrous; anther thecae ca. 1.5 mm. Ovary glabrous; styleca. 1.2 cm, subglabrous. Capsule not seen. Fl. Dec–Mar.● Limestone hills, streamsides; 200–500 m. Guangxi.14. Rungia yunnanensis H. S. Lo, Acta Phytotax. Sin. 16(4):92. 1978.云 南 孩 儿 草 yun nan hai er caoHerbs. Stems stout, subterete, sulcate, bifariously re-