BOTANY OF SOUTHERN RHODESIA. 4795 
A very abundant little species, varying from about 3 to 8 em. 
in height. First collected by Sir John Kirk in the same locality. 
EnrocAULON AMPHIBIUM, Rendle, sp. nov. 
Herba aeaulescens foliis rosulatis, linearibus superne angus- 
tatis, apiee leviter incrassatis, glabris, multinervis, tesselatim 
venulosis; peduneulo solitario, tenue, longitudinaliter striato, 
glabro, vagina laxa, tubuliforme, apice breviter et unilateraliter 
fissa, folia excedente, glabra ; capitulo globoso, niveo, bisexuale ; 
bracteis involucralibus reflexis, pallide brunneis, late oblongis 
et obtusis, interioribus oblongo-spathulatis, et breviter aeumi- 
natis, bracteis fertilibus paullo brevioribus, spathulatis, abrupte 
acuminatis, superne brunneis, dorso sub apice albo-barbatis; 
receptaculo sparse villoso ; floribus faemineis breviter pedicellatis, 
sepalis 3, eonnatis, tubo infundibuliforme lateraliter fisso, superne 
concavo et fusco, apice dorsaliter albo-barbato ; petalis 3 sub- 
sequalibus, obovato-spathulatis, iu facie interiore deuse lanatis sub 
apice glanduligeris, apice barbatis: ovario trigono, stylo pæne 
ad basin tripartito; floribus maseulis cum sepalis ut in fl. 
foemineo ; stipite supra sepala breve ; petalis albis, subequalibus, 
oblongis, glanduligeris, lanatis et barbatis ut in fl. femineo; 
staminibus 6, antheris olivaceis; seminibus flavidis translucen- 
tibus. 
Plants growing alongside the stream and also submerged; 
attached by long stout cylindrical roots, 2 mm. thick. Leaves 
reaehing nearly 8 em. long, 7 mm. broad above the sheath; 
pedunele 30-40 em. long, about 1 mm. diam. in the middle; 
heads 6 mm. diam.; involucral bracts about 3 mm. long, fertile 
bracts about 2:5 mm. long; outer rows of female flowers, re- 
mainder of head male; female flower—sepals 25 mm. long, 
stipe below petals 5 mm., petals about 2:5 mm. long and 1 mm. 
broad ; style divided for nearly 3 its length; male flower—stipe 
below petals barely 1 mm. long, petals 2 mm. long by barely 
1 mm. broad. 
Hab. By and in stream, Matopo Hills, near American Mission. 
An interesting species recalling E. lacteum, Rendle, in habit, 
but differing from all other African species in having the sepals 
of the female, as well as of the male, flower connate. 
EnrocAULON MATOPENSE, Rendle, sp. nov. 
Herba acaulescens foliis densiter rosulatis, brevibus, subulatis, 
