Fimbristylis thomsonii Boeckeler, Linnaea 37(1): 37. 1871.

Bhandari, Prabin, Chaudhary, Satyam, Neupane, Ajay, Zhou, Shi-Liang & Zhang, Shu-Ren, 2021, Taxonomic notes on Cyperaceae of Nepal: new records of a genus, six species and other noteworthy species, PhytoKeys 180, pp. 141-156 : 141

Fimbristylis thomsonii Boeckeler, Linnaea 37(1): 37. 1871.

Type.

India, Mount Khasia , J.D. Hooker & T. Thomson 12 [lectotype, designated by Dey and Halder 2015, pg. 230, 231: P (P00051618 image!)] .

Description.

Plant more than 20 cm. Blade less sheath lacking. Leaf-blade flat, 2 mm wide, margin scabrous, ligulate. Involucral bract shorter than inflorescence, to 4.5 cm. Inflorescence terminal in compound anthela with more than 20 spikelets. Spikelets 5-7 × 1.5-3 mm, elliptic, ovoid to oblong, reddish. Glumes boat-shaped, ovate, chestnut brown, 3-3.5 × 2 mm, mid-vein keeled, arising from the base and excurrent into a mucro, 3 more lines arising each side of mid-vein from base to apex, surface glabrous, margin membranous. Style 1.5 mm long, base inflated, 3-angled, not ciliate. Stigmas 3. Stamens 3, 3 mm long. Achene white, shiny, trigonous, obovate, 1.5 × 1 mm, verruculose. (Fig. 2F ).

Distribution.

Nepal (new record), India, China, Myanmar, Bangladesh, Laos, Malaysia, Philippines, Vietnam and Thailand.

Ecology.

Grows in grassland, near Schima-Castanopsis forest; 1020 m elev.

Phenology.

Flowering and fruiting in April.

Specimen examined.

Nepal, Kaski: Pokhara, Kharchyang-Aghihare Community Forest, Bhirswara, 28°9'34.27"N, 83°59'32.80"E, 1020 m elev., 25 Apr 2020, P. Bhandari & A. Bhandari KAS28 (KATH).

Figures

Figure 2. Achene A Eleocharis ochrostachys B Fimbristylis acuminata C F. ferruginea D F. nutans E F. salbundia F F. thomsonii G Fuirena umbellata H Machaerina rubiginosa I Scleria rugosa.