100 XXVI. ERiocAULACE^. [^EriocauloTt 



7. E. andongense Welw. ms. in herb. 



Glabrous, somewhat fleshy, subglaucous-green becoming yel- 

 lowish-green when older ; leaves radical, ensiform, acute, rosulate, 

 erecto-jjatent, somewhat conspicuously fenestrate when dried ; 

 scapes numerous, subfiliform, compressed-quadrangular ; sheaths 

 slightly shorter than the leaves, margins united to within a short 

 distance of the oblique subacute tip ; flower-heads compact, sub- 

 globose when ripe, fuscous, monoecious, peripheral flowers female, 

 inner male, all trimerous ; receptacle villous, bracts and perianth- 

 leaves glabrous ; involucral bracts shorter than the disc, bluntly 

 obovate or subacute, pale straw-coloured and shining ; floral 

 bracts oblanceolate, acute, fuscous ; female flowers on a short 

 villous pedicel, 2 sepals larger, boat-shaped, keeled, acute, broadly 

 falcate in side view, the third shorter, narrowly oblanceolate, 

 bluntish, almost flat ; internode between calyx and petals very 

 short; odd petal larger, linear-lanceolate, with bifid apex, the 

 others linear enlarging upwards, with a blunt irregularly crenate 

 apex ; ovary trigastrous, the 3 filiform styles slightly exceeding 

 the long petal ; seeds elliptical, striolate, male flowers shortly 

 stalked, calyx funnel-shaped, sepals obliquely oblanceolate, blunt, 

 free or 2 more or less connate in the lower half ; petals rudi- 

 mentary, anthers 6, 2-celled, black. 



Plants 5 to 8 in. high ; leaves -| to 2 in. long by }, to 1^ lines 

 broad, scapes reaching 8 in., heads 1^ to 2 lines across. Involu- 

 cral bracts 1 line by \ line, floral bracts a little over 1 line by 

 between ^ and -^ line ; pedicel of female flower \ line, the larger 

 sepals f by i line, the third slightly shorter ; internode i line, 

 large petal f by ^ line, smaller petals i line long. Stalk of male 

 flower i line long. 



Near E. transvaalicum N.E.Br, but distinguished by its lighter 

 flower-heads, glabrous bracts and perianth-leaves, broader sepals 

 of female flower, etc. 



Puxco AxnoxGO. — Growing gregariously in spongy places on the 

 higher rocks of Pedra de Cazamba in the priesidium : beginning of May 

 1857. No. 2442. Rather plentiful in spongy rocky places by springs on 

 the huge rocks towards the south of the prassidium. Fonte de Salgado ; 

 middle of April 1857. No. 2443. Wet places by the cataract of 

 Condo (De Estefania). Not yet in fl. ; March 1857. No. 2443&. 



8. E. submersum Welw. ms. in herb. 



A submerged glabrous annual herb, with numerous densely 

 rosulate, linear-filiform, long-pointed leaves, spreading under water 

 in the form of a vividly green star, soon becoming extremely 

 flaccid when exposed to the air ; scapes numerous, crowded in the 

 centre, erect, stiflish, 5- to 7-angular, flattened when dried ; sheath 

 shoiter than the leaves, edges united to within a short distance of 

 the thinly membranous, easily broken, often bifid or trifid apex ; 

 flower-heads compact, depressed-globose, black, with a sparse 

 whitish puberulence, monoecious, male and female flowers mixed, 

 trimerous ; receptacle discoid, slightly hairy ; involuci-al bracts 

 glabrous, obovate-spathulate with very blunt or rounded apex ; 



