■Commelina'] xiv. commelinace^. 75 



fugacious. Leaf-sheaths long-ciliate. Short thicket-grown damp 

 rather sandy places by the larger lake of Quilunda, near Prata. Sept. 

 1857. No.6619. 



GoLUNGO Alto. — A low herb with long creeping stoloniferous stem 

 and numerous pale blue flowers, flowering almost the whole year on 

 dry and damp sunny and shady slopes. A most noxious weed in fields, 

 especially where Amchh is sown. Almost everywhere except in 

 primitive woods. Damp shady places by the river Congo near Can- 

 guerasange, Oct. 18.'>4, and in fl. and fr. Zengas do Queta ]March 1856. 

 No. 6609. 



MossAMEDES. — An annual or biennial herb, widely csespitose, with 

 runners and very long stolons, flowers a rather deep blue. Called by 

 the negroes Quindagala ; cooked with seeds of a Phaseolus, and eagerly 

 devoured by them. Plentiful on the damp sandy rocks of the river 

 Bero. In fl. Aug. 1859. No. 6580. 



Var. Werneana C. B. Clarke, I.e., p. 145 ; Durand & Schinz, I.e. 



Sierra Leoxe. — Damp thicket by cataracts on Sugar-loaf mount- 

 ains. Sept. 1853. Nos. 6625, 66256. 



GoLUXGO Alto. — Sange No. 6606. Plentiful in damp reedy (Capim) 

 places and on the banks of the river Quiapoze ; beginning of June 

 1855. Varzea d'Isidre Sept. 1855. No. 6608. 



2. C. scandens Welw. ex C. B. Clarke, I.e., p. 146; Durand & 

 Schinz, I.e., p. 428. 



PuNGO AxDONGO. — A herb 5 to 10 ft. long ; flowers deep blue. 

 Leaves and especially the sheaths glaucescent. Among reeds on the 

 t»anks of the Cuanza, near N-Billa. March 15, 1857. No. 6642. 



3. C. subulata Roth., Nov. Plant. Sp. p. 23 (1821) ; C. B. Clarke, 

 I.e., p. 148 ; Durand & Schinz, I.e., p. 428. 



C. heterantha Welw. ex Clarke, I.e. 



PuxGo AXDON'GO. — Sometimes annual erect filiform, slender, grow- 

 ing in dense masses, sometimes ascending, branched from the base, 

 biennial and perhaps perennial, with a tuberculately swollen rhizome. 

 The external anterior perianth-leaves ovate-elliptic somewhat concave, 

 the posterior navicular keeled, all white ; lateral petals semicircular- 

 reniform clawed, the third similar but smaller, almost sessile, all a 

 suli^hur-chesnut colour and flat. Two stamens with horseshoe-shaped 

 anthers, four with sterile clear yellow connective enlarged in different 

 forms. Style filiform, red, stigma slightly capitellate, yellow. In some 

 specimens the petals were blue (perhaps a different species). Sandy 

 rocks of the praesidium, near Catete, Luxillo, etc. In fl. and fr. Jan. 

 1857. No. 6633. Poor meadows near Condo. March 1857. No. 6633&. 



HuiLLA. — A herb scarcely a foot long, with long fibrous rhizome, 

 stems prostrate, rooting at the nodes and streaked.with red, leaf-sheaths 

 white to pale yellowish with broad purple bands, spathes pale yellowish, 

 bent downwards, flowers small, yellow. Plentiful among crops of 

 maize and Phaneolus, on the banks of the river Ema. etc. In fl. Feb. 

 1860. No. 6588. An annual much-branched prostrate-ascending 

 herb ; primary stems semi-rotund, branches and branchlets triquetrous, 

 spathes numerous, deflexed, purplish with green-yellow stripes, flowers 

 small, yellow. Too plentiful among maize and almost all kinds of 

 tropical crops ; springs up and flowers in March. Lopollo, 27 March 

 1860. No. 6589. 



MossAMEDES. — C. heterauthaWelw.ms. Annual, branched, glaucous- 

 igreen, stem and branches procumbent-suberect, rooting at the nodes, 



