604 CLXXH. CYPERACER. (C. B. Clarke.) [ Cyperus. 
Throughout INDIA, except the dry west, common from SIKKIM and AssAM to 
CEYLON and PENANG.—DISTRIB. All warm regions. . ften as 
Glabrous. Rhizome very short; roots wiry. Stems 8-30 in. Leaves OTe me 
long as stem, 1—2 in. broad, flat, green, 3-nerved. Umbel 4-12 in. in diam," tt 
pound (depauperated examples with few spikes occur) ; bracts 4-10, up e 1). 
leaf-like. Spikelets 3-9 together, digitate, 3—5 by 1—j in. (sometimes muc ongoi 
Glumes boat-shaped, green, back 3-5-nerved; wings of rhachilla narrow, v gei 
duous. Stamens 3-2; anthers small, linear-oblong, often (when young) with a times 
linear-lanceolate crest. Nut dusky black; style much shorter than nut, ep e 
hardly any; branches linear, shortly exsert.—One of the commonest of t e g Tx 
best known as C. elegans, Linn., but no part of Linnæus’s elegans, whose 3 Prip- 
figure cited, and his description, are all of C. viscosus, Aiton. Nor can his P i 
tion include C. diffusus, Vahl. Kunth, in transferring the name C. elegans, , 
to this plant, followed Swartz and Willdenow. 
21. C. pubisquama, Steud. in Zoll. Verz. Ind. Archip. 1. 62 and Syn 
Cyp. 20 ; spikelets very numerous rigid, glumes minutely mucronate Zei 
puberulous, their upper margins tightly imbricate even in fr uit (othe Syn. 
as C. diffusus). Mig. Fl. Ind. Bat. ii. 266. C. lagorensis, Steud. 534 
Cyp.36. C. diffusus, Kunth Enum. ii. 30; Boeck. in Linnæa, xxxv. 8953 
C. B. Olarke in Journ. Linn. Soc. xxi. 127 aud xxv. 8l; Troe 
Journ. Bot. xxiii. 140 (not of Vahl or Roæb.).—Cy perus, Wall. Cat. 3370, 
From AssAM and BURMA to PERAK and CEYLON.—DISTRIB. Malay Weier 
Differs, uniformly, from large examples of C. diffusus, Vahl in 
packed glumes (even in fruit); but might be treated as a var. 
. : l 
22. C. Helferi; Boeck. in Linnea, xxxviii. 360; middle-sized, € 
middle-sized flaccid, glumes distant ovate-lanceolate shortly m Toure. 
nut } length of glume (otherwise as C. diffusus). C. B. Clarke m 
Linn. Soc. xxi. 128.—Fimbristylis, Wall. Cat. 3528. mtn, (Ke 
Burma; Chappedong River, Wallich. Prau; Kurz. MERGUI; Grifith 
Distrib. 6140). TENASSERIM or ANDAMANS, Helfer (Kew Distrib. 6140). 
ee e 
23. C. multispicatus, Boeck. in Linnea, xxxviii. 362; umbel VET 
decompound, spikelets many solitary compressed slenderer, glumes ó as 
imbricated minutely mucronate, nut A length of glume (other, multi- 
diffusus). C. B. Clarke in Journ. Linn. Soc. xxi. 129 (and 14, V 
striatus, by error). 
CACHAR; Keenan. TENASSERIM or ANDAMANS ; Helfer (Kew D istrib. 6169) y 
Umbel 12-16 in. across; spikelets innumerable, in Helfer’s specimen r digitate. 
pedicelled solitary, in Keenan’s about half solitary half 2-3 togethe 
Glumes in fruit with upper margins imbricated. 
24. C. Kurzii, C. B. Clarke in Journ. Linn. Soc. XX Kee 
very decompound secondary rays rigidly divaricate, spikele ` rian ar 
wings of rhachilla broad persistent, glumes closely imbricate tip 
acute scarcely mucronate (otherwise as C. multispicatus). 
ANDAMAN ISLES; Phæacia, Kurz. : S 20-24 
This does not match any of the foregoing closely-allied species (nn 
inclusive). : at 
. 799; stem 
25. C. turgidulus, C. B. Clarke in Journ. Linn. Soe. 1 190: es cate, 
top triquetrous almost 3-winged, umbel dense secondary TA sal globose 
spikelets few-fid. turgid sometimes almost terete clustered in 
