936 DICOTYLEDONEÆ. GERRARDANTHUS. 
folis angulato-3-7-lobatis, late ovatis vel subtriangulari-hastatis, 
margine integerrimis, basi latissime leviterque emarginatis ; floribus 
masculis fuscis; sepalis integerrimis ; corolla rotata; antheris muticis. 
— G. Portentosus Naud.! ex Durieu Cat. des gr. réc. en 1866 au 
Jard. des pl. de Bord. p. 26 (1867); Journ. Soc. centr. Hort. de Fr. 
1867, p. 598; 1868, p. 62; Bull. soc. Bot. de Fr. 14, Rev. p. 39; Rev. 
hort. 1868, p. 444. — G. megarhiza Dene et Harv.! in Harv. Gen. 
South Afr. pl. ed. 2, p. 127. 
Radix tuberosa, disciformis, epigæa, amara, 30-60 cent. longa, 
1-1 */, metr. lata. Caulis lignosus, tuberculatus, altissime scandens; 
rami graciles, angulati, glabri, penduli. Petiolus gracilis, striatus, 
lævis, 2-3 cent. longus. Folia tenuiter membranacea, 6-8 cent. longa 
et fere totidem lata, utrinque lævia et glaberrima, supra læte viridia, 
subtus paulo pallidiora, lobis lateralibus brevibus late triangularibus, 
acutis vel obtusis, terminali longiore, acuto et longe apiculato. Cirrhi 
filiformes, elongati, glabri, striati. Pedunculus communis masculus 
brevissimus vel nullus; pedicelli subfasciculati, capillares, 1-2 cent. 
longi. Calycis lobi oblongi, apice rotundati, 3 mill. longi, 1-1 "/, mill. 
lati. Corolla glabra, 12 mill. lata, segmentis apice sæpius leviter emar- 
ginatis. Staminum filamenta filiformia, 1*/, mill. longa; antheræ 
horizontales, oblongæ, 1 '/, mill. longze. Pedunculus femineus filifor- 
mis, 1-1'/, cent. longus, basi bracteatus; bractea ovato-oblonga, 
acuminata, 2-3 mill. longa. Ovarium ab apice ad basim attenuatum, 
1'/, cent. longum, 2-2 '/, mill. crassum ; styli 2 mill. longi. Fructus 
fulvus, glaber, lævis, longitudinaliter obscure angulatus, basi angus- 
tissime attenuatus, 6-6 '/, cent. longus, 20-22 mill. crassus. Semina 
cinerea, basi subtruncata, apice subacuta, 2*/, cent. longa, 7 mill. 
lata; ala pellucida, usque ad medium decurrentia, oblonga, apice 
rotundata, 2 '/,-3 cent. longa, 12-14 mill. lata. 
Prope Port Natal (J. Sanderson in herb. Kew., comm. Dr. Harvey: 
Guinzius n. 430 in herb. Vindob.). 
2. G. parviflora; foliis integris, regulariter ovatis vel vix angu- 
latis, margine integerrimis, basi profundiuscule lateque emarginatis ; 
floribus masculis viridi-flavescentibus; sepalis integerrimis; corolla 
rotata; antheris muticis. 
Rami gracillimi, suleati, glabri vel brevissime puberuli, diffusi. 
Petiolus subfiliformis, striatus, glaber, 1!/,-2 cent. longus. Folia 
tenuiter membranacea, utrinque glabra et levia, supra læte viridia, 
subtus paulo pallidiora, apice breviter acuminata, 5-6 cent. longa et 
