LAURINEA. 77 
1. Umbellularia? parvifolia, Hemsley. 
Frutescens, ramulis gracillimis, foliis rotundato-ovatis vix pollicaribus. . 
Frutex preter flores glaberrimus, ramulis gracillimis, internodiis brevissimis. Folia alterna, 
graciliter breviterque petiolata, coriacea, rotundato-ovata vel interdum fere orbicularia, 8 ad 
16 lineas longa, basi rotundata vel fere truncata, apice subacuta vel rotundata, subtus 
pallidiora, venis minute reticulatis obscuris. Flores minuti, hermaphroditi?, involucrati, 
brevissime pedicellati; involucra breviter pedunculata, axillaria vel terminalia, 2-bracteata, 
3-flora (semper ?). Bacca 4-5 lineas diametro, globosa. 
Mexico, without locality (Gregg, 314). Hb. Kew. 
A very distinct plant in its slender branchlets and small leaves; but the material is 
insufficient for a complete description. 
[Dendrodaphne macrophylla, Beurling in Kongl. Vetens.-Akad. Handl. 1804, p. 145; 
DC. Prodr. xv. 1, p. 259, from Panama, is a very doubtful plant. | 
9. CASSYTHA. 
Cassytha, Linn. Gen. Plant. n. 505; Benth. et Hook. Gen. Plant. ii. p. 164. 
Twining or rambling parasitic herbs or shrubs. About fifteen species, whereof one 
is widely dispersed in tropical countries, one or two are South-African, one is Bornean, 
and all the rest are Australian. | 
1. Cassytha filiformis, Linn. Sp. Pl.ed. 1, p. 35; Benth. Fl. Austral. v. p. 311; 
DC. Prodr. xv. 1, p. 255 (varietates) ; Jacq. Amer. t. 97; Hook. Exot. Fl. t. 167. 
Mexico, Sierra Madre (Seemann, 1980).—Tropical America, Arrica, Asia, and 
Avustrauia. Hb. Kew. . 
[Hernandia sonora, Linn., a common West-Indian tree, may be looked for in 
Central America. | | 
Order CXXI. PROTEACE. 
Proteacee, Benth. et Hook. Gen. Plant. iii. p. 165. 
This order comprises forty-nine genera and about 950 species, which, with very few 
exceptions, are either shrubby or arboreous. The greater part inhabit Australasia and 
South Africa; and a few small genera are peculiar to South America. A very few 
species occur in Tropical Africa and Madagascar; the genus Helicia extends from 
Australia to India and Japan; and Roupala is the only genus north of the equator in 
America. 
1. ROUPALA. 
Roupala, Aubl. Pl. Guian. i. p. 83, t. 82; Benth. et Hook. Gen. Plant. iti. p. 178. 
There are about thirty species, inhabiting America, from Mexico to South Brazil and 
Chili ; and one is recorded from New Caledonia. 
