MELOTHRIA . CUCURBITACEÆ (AUCT. COGNIAUX). 613 
42. M. eordata; foliis breviter petiolatis, late triangulari-cor- 
datis, obtusis vel interdum leviter emarginatis, supra scabris et grosse 
albo-punctatis, subtus levibus, glabris vel sparse pilosis, margine 
undulato-denticulatis; racemis masculis petiolo sæpissime breviori- 
bus; floribus minutis; calycis tubo late campanulato. — Bryonia cor- 
data Thunb. in Hoffm. Phytogr. Blatt. p. 5 et Fl. Cap. p. 34; Ser. in 
DC. Prodr. 3, p. 305; Rœm. Syn. fasc. 2, p. 35. — B. Thunbergiana 
Dietr. ex Steud. Nomencl. ed. 1, p. 123. ed. 2, v. 1, p. 233. — Pilo- 
gyne dilatata Schrad. ! in Eckl. et Zeyh. Enum. pl. Afr. austr. n. 1784 
et in Linnæa, 12, p. 411; Rœm. 1. c. p. 30. — Zehneria dilatata Endl.! 
mss. in Walp. Rep. 2, p. 196. — Z. cordata Sond.! in Harv. et Sond. 
Fl. Cap. 2, p. 486. 
Caulis gracilis, ramosus, suleatus, sparse pilosus vel subglaber. 
Petiolus gracilis, striatus, leviter villosus. Folia rigida, supra atro- 
viridia, subtus paulo pallidiora, 3-5 cent. longa lataque, basi leviter 
emarginata vel interdum subtruncata. Cirrhi graciles, elongati, 
Striati, subglabri. Pedunculus communis masculus satis gracilis, sul- 
catus, sparse pilosus, 1/,-3 cent. longus, apice dense capitato-15-30-flo- 
rus; pedicelli villosi, apice dilatati, 1-2 mill. longi. Calycis tubus 
Sparse pilosus, 1 '/, mill. longus, 2 '/, mill. latus, basi rotundatus ; 
dentes triangulares, */, mill. longi. Corolla villosa, segmentis ovatis, 
acutis, 1*/, mill. longis. Staminum filamenta filiformia, sparse lon- 
geque villosa, 2 mill. longa ; antheræ ovatze, papillosæ, 1 mill. longæ, 
loculis leviter arcuatis. Pedunculus femineus 8 mill. longus. « Fructus 
ut in Zehneria scabra » (Sond.). 
In Africa australi (Drége in herb. Flor. et Vindob.); inter frutices 
ante sylvas ad Olifantshoek, dist. Uitenhage (Ecklon et Zeyher sine 
n. in herb. Schrad. nunc hort. Petrop., n. 1784 in herb. Vindob.). 
b. Folia subtus scabra villosa vel tomentosa. Spec. 43-47. 
43. M. velutina; foliis cordato-suborbicularibus, 5-angulato-sub- 
lobatis, supra sparse villoso-hirsutis demum scabris, subtus dense vil- 
loso-subhirsutis, basi satis profunde emarginatis, margine profunde 
acuteque inciso-dentatis; floribus femineis subumbellatis rarissime 
solitariis; calyce sparse piloso; fructu glabro. — Pilogyne velutina 
Schrad. ! Reliq. in Linnæa, 12, p. 412; Rom. Syn. fase. 2, p. 30. — 
Zehneria velutina Arn.! in Hook. Journ. of Bot. 3, p. 275 (1841); 
Endl. in Walp, Rep. 2, p. 196 (1843); Sond. in Harv. et Sond. FI. 
Cap. 2, p. 486. —? Bryonia lævis Thunb. Prodr. pl. Cap. p. 13; Fl. 
