352 
REVISION OF THE NATURAL ORDER ZEDERACE 4. 
By BERTHOLD SgEMaANN, Pu.D., F.L.S. 
(Continued from Vol. III. p. 299.) 
XIII. ON THE Genus RAvKANA. 
XXXI. RAUKANA, gen. nov.—Pedicelli inarticulati. Flores ecalycu- 
lati, hermaphroditi. Calyx tubo obconico, limbo 5-dentato. Petala 5, 
ovata, æstivatione valvata. Stamina 5. Ovarium 2- per excessum 
3-loculare, loculis l-ovulatis. Styli 2-3, basi connati, apice recurvi, 
intus stigmatosi.  Drupa ovata, subcompressa v. 5-angulata, 2-8- 
locularis, loculis 1-spermis. Albumen..... —Arbor Nove-Zelandie, 
20—40-pedalis; foliis exstipulatis, oppositis v. alternis, 1- v. 3-folio- 
latis, foliolis oblongis v. lineari-lanceolatis integerrimus v. pinnatifidis, 
membranaceis lucidis; umbellis terminalibus v. axillaribus, involu- 
cratis. 
l. R. Edgerleyi, Seem.—Panaz Edgerleyi, Hook. fil. Fl. N. Zeal. 
i.94, et Handbook, p. 101. Nomen vernaculum N. Zelandicum, teste 
Hooker, “ Raukana."—Mountainous regions of the Northern and 
Middle Islands of New Zealand (Edgerley ! Colenso! Bidwill! Hector! 
in Herb. Hook. 
According to Edgerley, the natives rub their bodies with the fra- 
grant leaves of this tree, whence the name. 
XIV. On Tug Genus TREVESIA. 
XXXII. Trevestra, Visiani, Mem. della Reale Acad. della Sc. di To- 
rino, ser. ii. tom. iv. p. 262 ; C. Koch, Wochenserift, 1859, p. 67 ; Walp. 
Rep. v. p. 226; Miq. Ann. Lugd.-Bat. i. p. 10. (Actinanthe, sect. 
Sciadophylli, Mig. Comm. Phyt. p. 102.)—Pedicelli inarticulati. Flores 
ecalyculati, polygamo-monoici. Calyx tubo brevi-turbinato v. ellip- 
soideo-urceolato, limbo brevissimo integerrimo v. obsoletissime 8-10- 
denticulato, in fructu irregulariter crenulato. Petala 10, abortu pau- 
ciora, ovato-linearia v. ovato-triangularia, basi plus minus connata, 
eestivatione valvata. Stamina petalorum numero ; filamentis brevius- 
culis; antherz ovatis, sstivatione biserialiter imbricata. Stylus 1; 
stigma 10-radiata. Ovarium 10- v. abortu 8—4-loculare, loculis 1- 
ovulatis. Drupa exsucca, stylo coronata, 10—4-pyrena, pyrenis char- 
taceis ligneis. Semina valde compressa; albumen :equabile ; cotyle- 
