164 COL. GRANT—BOTANY ОҒ THE SPEKE AND GRANT EXPEDITION. 
MONOCOTYLEDONES GLUMIFERZ. (By Professor OLIVER.) 
СХРЕВАСЕЖ *, 
1. CYPERUS FLAVESCENS, L. ; Kunth, Enum. Pl. ii. 5; App. Speke's Journ, 653. 
Hab. In байв on the rocks, Madi, Dec. 1862, Col. Grant ! 
2. CYPERUS NITIDUS, Lam.; Bæekel., in Linnæa, xxxv. 461.— C. lanceus, Thunb. ; App. 
Speke's Journ. 654. 
Hab. 6° S. lat., Jan. 1861, Col. Grant ! 
Also at the Cape, our specimens from which are more robust than Col. Grant's. 
З. CYPERUS LAEVIGATUS, L.; Bockel. in Linnæa, xxxv. 486.— C. mucronatus, Rottb. ; 
Kunth, Enum. Pl. ii. 17; App. Speke’s Journ. 653. 
Hab. Near Zungoméro, 7° 33’ S. lat., Col. Grant. Widely spread in both hemispheres. 
[Found by the edge of a hot spring which bubbled up from the earth in fifty or sixty places, too hot 
for the hand. This plant, and no other vegetation, grew within arm’s length of the bubbling water and 
under the influence of its heat.—J. А. G.] | 
4. CYPERUS CUSPIDATUS, Humb. et Kunth; Bæckel., in Linnæa, xxxv. 496.—0. squar- 
rosus, App. Speke's Journ. 658. 
Hab. Madi, on rocky heights, Dec. 1862. With a wide distribution in both hemispheres. 
5. CYPERUS ARISTATUS, Rottb.; Kunth, Enum. PI. ii. 23; App. Speke’s Journ. 653 (in 
part). | | 
Hab. Kazeh, 5° Б. lat. 1860, Col. Grant! Widely spread in tropical countries. 
6. CYPERUS GRANTII, Bæckel. MSS. in hb. Kew. Viridis ; rhizomate brevi crasso, vaginis 
vetustis dissolutis brunneis obtecto; culmis (1-1}-ped.) evidenter trigonis, haud com- 
pressis, basin versus foliatis ; foliis culmo brevioribus perlonge angustissime acuminatis ; 
radiis ascendentibus bracteis anguste linearibus brevioribus; bracteis radiorum inferi- 
orum 2-33 poll. longis, ochreis, tranversim truncatis; spiculis capitato-confertis, lineari- 
lanceolatis oblongisve, 3-2 lin. longis; squamis lucidis oblongis, superne parum dilatatis, 
brevissime mucronulatis, mucrone recto, carina evidente, 3-nerviis, atro-sanguineis, con- 
coloribus basi pallidiore. | 
Allied to С. tenaz, Bæckel., in Linnæa, xxxv. 504, а South-African species. 
Hab. 5° 6 S. lat., alt. 3800 feet, sandy place near water (Cyperus no. 15, App. Speke’s 
Journ. 654). 
7. CYPERUS SPHÆROCEPHALUS, Vahl; Kunth, Enum. Pl. ii. 45.— C. obtusiflorus, Vahl, 
var. flavissimus, Bæckel.,in Linnea, xxxv. 529. Rhizomate lignoso crasso; culmo solitario, 
rigido, 3-1-pedali, triangulari ; foliis culmo brevioribus v. æquilongis attenuato-linearibus, 
margine obsolete scabriusculis lævibusve; foliis floralibus 4-5 patentibus, basi dilatatis, 
capitulum subglobosum amplectentibus ; spiculis 8-15, sessilibus, ovato-ob 
natis, aureis, obtusis, 12—18-floris, squamis dense imbricatis, ov 
multinerviis.— App. Speke's Journ. 654. 
_ Capitula I poll. lata. Spicule 3-2 poll. longæ. 
* I have gratefully to acknowledge the liberal and prompt assistance of Dr. O. Bæckeler in the determination of 
many of these Cyperaceæ.—D. 0. 
longis, compla- 
ato-lanceolatis, obtusiusculis, 
