Carex speciosa Kunth var. courtallensis (Nees ex Boott) Kük. (1909: 481)

Jin, Xiao-Feng, Cen, Jia-Meng, Hahn, Marlene, Lu, Yi-Fei & He, Jin-Jing, 2015, Notes on Carex (Cyperaceae) from China (II): a taxonomic revision of sect. Radicales (Kük.) Nelmes, Phytotaxa 217 (2), pp. 117-132 : 130

(10b) Carex speciosa Kunth var. courtallensis (Nees ex Boott) Kük. (1909: 481) ( Figure 4 : I, J).

Basionym. Carex courtallensis Nees (in Boott 1858: 52). Type :— Pennisula, eastern India, 1820, Wallich 2380 (holotype, E!; isotype, E!) .

Carex speciosa Kunth subsp. dilatata Noltie (1993: 197) . Type:— NAGALAND. Kohima, 21 Oct 1885, C. B. Clarke 41058 (holotype, K!).

This variety differs from Carex speciosa var. speciosa by having peduncles enclosed in bract sheaths, and leaves 8–12(–20) mm wide.

Additional specimens examined:— CHINA. Sichuan: Mianning, Poshang, T. T. Yu 18018 (E, KUN, PE).

Yunnan: Baoshan, Mount. Gaoligong, Gaoligongshan Biodiv. Surrey 18437 (E). Gongshan, from Dulongkjiang to Gongshan, Q. Lin & X. F. Deng 700754 (KUN). Jingdong, Zhujing, S. G. Xu 5321 (KUN). Kengma, Chiuchayko, T. T. Yu 17307 (E, KUN, PE). Lushui, Pigugang, Bijiang Exped. 1526 (KUN). Lancang, C. W. Wang 76779 (PE). Yongde, Mount. Daxue, E. D. Liu 5296 (KUN).

Note:— Sometimes this variety has been recognized as a species rank and named Carex courtallensis Nees.

Figures

FIGURE 4. A–C: Carex cylindriostachys Franch. (A) habit; (B) pistillate scale; (C) perigynium. D–H: Carex speciosa Kunth. (D) habit; (E) staminate scales; (F) pistillate scale; (G) perigynium; (H) achene. I, J: Carex speciosa var. courtallensis (Nees ex Boott) Kük. (I) upper part of inflorescence; (J) perigynium. (A–C drawn from Qinghai-Tibet Exped. 849 in PE, D–H from N. Wallich 3394 in K, I, J from T. T. Yu 18018 in KUN; drawn by Xiao-Feng Jin).