Gesneria calycina Sw.

Gesneria calycina Swartz

Gesneria calycina Swartz, Prodr. 90, 1788.—Sw., Fl. Ind. Occid. 2:1026, 1800 (“Gesnera”).— Lunan, Hort. Jam. 1:322, 1814.—Spreng. Syst. Veg. ed. 16, 2:839, 1825; Fritsch in Engler & Prantl, Nat. Pflanzenfam. 4(3b):184, 1894—Urb., Symb. Ant. 2:376, 1901.—Adams, Fl. Pl. Jamaica 680, 1972.

Conradia calycina (Swartz) Martius, Nov. Gen. & Sp. 3:38, 1829 & 3:191, 1832.—G. Don, Gen. Syst. 4:651, 1838.—DC., Prodr. 7:525, 1839.

Sinningia calycina (Swartz) Hort. ex Don in Loudon, Hort. Brit. 241, 1830.

Gloxinia calycina (Swartz) Hort. ex Steudel, Nom. Bot. ed. 2, 1:690, 1840 (“calicyna”).

Gloxinia lindleyi Steudel, Nom. Bot. ed. 2, 1:690, 1840 [pro parte, as to Swartz synonym].

Vaupellia calycina (Swartz) Grisebach, Fl. Brit. W. Ind. 460, 1862.

Pentarhaphia calycina (Swartz) Hanstein, Linnaea 34:307, 1865.

Shrubs or trees: stems woody, erect, bark exfoliating, gray-brown, lenticels numerous, erumpent, subverrucose, resin abundant apically and covering younger leaves; branches from enlarged nodes, green-brown, glabrous, internode length less than 1.5 cm.

Leaves alternate to approximate, crowded at branch apices: petioles sulcate, 1.0–3.0 cm long, 1–2 mm wide, green, glabrous, verrucose; blades

elliptic to oblanceolate or obovate, 12.0–21.6 cm long, 2.8–5.5 cm wide, membranous to subcoriaceous, base acute to cuneate, margin slightly crenate to dentate, apex acute to caudate, both sides green, glabrous, abaxial veins prominent, resinous occasionally.

Inflorescences axillary, 2– to 4-flowered: peduncles terete, 5.8–11.5 cm long, 1–2 mm in diameter, green to brown, verrucose; bracts 2, linear to lanceolate, 0.8–2.0 cm long, 1–4 mm wide, caducous, glabrous, apex acute; pedicels terete, 1–4 cm long, 1 mm in diameter; floral tube linear, 5–8 mm long, elongating in fruit, 1–2 mm wide, green, glabrous, verrucose, resinous; calyx lobes 5, connate at the base for over half their length into a cup, each free portion flat, membranous, ovate, 0.6–1.6 cm long, 4–8 mm wide, apex acute to rounded, margin entire, green and glabrous both sides, veins prominent; corolla obliquely subcampanulate, tube 0.8–1.2 cm long, ca 1.6 cm wide at mouth, inside and outside green, glabrous, limb 5-lobed, each lobe erect, green, rounded at apex, margin subentire; stamens 4, adnate to the base of the corolla tube, exceeding the corolla tube by 6 mm, filaments linear, 2.0–2.5 cm long, greenish, glabrous, anthers oblong, ca 2 mm long, 1 mm wide, not coherent; ovary inferior, disc annular, entire, style linear, broader toward apex, ca 2 cm long, greenish, glabrous, stigma stomatomorphic.

Capsule elongate, splitting into 2 valves from the apex, 1.2–2.0 cm long, 4–5 mm wide, gray-brown, glabrous, verrucose, costae 10, prominent; seeds

linear, twisted, 1 mm long or slightly longer, less than 0.25 mm wide, reddish-brown (Figure 19f).

TYPE-COLLECTION.—“India occid: Jamaica,” O. Swartz sn (S, holotype, Figure 73a; BM, LINN, M, UPS, isotypes).

DISTRIBUTION AND ECOLOGY.—Gesneria calycina is found in the John Crow Mountains of eastern Jamaica (Figure 72), on moist shaded limestone slopes at 400–700 m altitude. Gesneria calycina has been collected with flowers from November to April. This species may be pollinated by any of the flower-feeding bats in Jamaica (Table 6).

SPECIMENS EXAMED.—JAMAICA. Parish of Portland: 5 mi SW of Priestman’s River, ca 1500 ft, 6 February 1953, G. Proctor 7635 (IJ); Ecclesdown, 1200 ft, 1 March 1961, C. Adams 9096 (UCWI 2 sheets), 29 March 1961, C. Adams 9343 (BM, UCWI); John Crow Mts. above Ecclesdown, 1350 ft, 8 April 1967, A. Katzenberger & R. Katzenberger 108 (RDJ); east slope of John Crow Mts., 1.5 mi SW of Ecclesdown, 1500 ft, 3 April 1951, G. Proctor 5682 (IJ, US); east slope of the John Crow Mts., 1.5–2 mi SW of Ecclesdown, 1500–2000 ft, 14 January 1955, G. Proctor 9800 (IJ); east slope of the John Crow Mts., 1–1.5 mi SW of Ecclesdown, 1 March 1961, G. Proctor 22125 (BM, GH, IJ, US); SW of Ecclesdown, 1600 ft, 3 November 1964, T. Talpey 13 (BH); 1–2 mi SW of Ecclesdown, John Crow Mts. foothills, 1500–2500 ft, 30 March 1958, T. Yuncker 18541 (BM, F, G, IJ, S); Betty’s Hope, near Manchioneal, 3000 ft, 20 March 1858, N. Wilson 463 (GOET, K). LOCALITY UNKNOWN: “Jamaica,” no date, W. Macfadyen sn (K); “India occid: Jamaica,” no date O. Swartz sn (S, holotype of Gesneria calycina Swartz; BM, LINN, M, UPS, istoypes).

Gesneria calycina is a species of plant in the family Gesneriaceae. It is endemic to Jamaica.

Gesneria calycina là một loài thực vật thuộc họ Gesneriaceae. Đây là loài đặc hữu của Jamaica.