161 
Original Articles. 
ON PHYSOTRICHIA; A NEW GENUS OF UMBELLIFERZ 
FROM ANGOLA. 
By W. P. Himen, M.A: 
(Tax. 182.) 
_Puysotricrta, Hiern. —Calycis — acuti, peritectic 
pestenten inzequales, erectiusculi, in fructw vix vel parum aucti, 
odia 
agna, stroperpe rea, ‘Fructus ere ide eo-oblongus, subtéres, com- 
missura lata; car ella facie subplana; juga primaria prominentia, 
obtusa, subsequalia, papillis densis cylindricis vesiculatim turgidis 
munita > juga secundaria 0; vitte ad valleculas solitaria (vel ad 
valleculas anton gemine?). Carpophorum bipartitum. Semen 
facie concavu 
erba why nis, rigida, erecta, cemagety Folia radicalia, durius- 
cula, Dratice vel pinnatim com ; foliolis ovalibus vel ovatis, 
acne vel sublobatis vel tft. Umbelle composite, pluri- 
nvolucri et involucell orum tex’ co, submembranacer. 
ee Hiern, species uni 
LABITAT in Angola, Prov. Pungo ‘deodonge ; in dumetis apricis 
sabulosis ad sinistram fluninis Cuize inter Qui inda ef Banza de 
Quitage. ir Welwitsch ! Iter Angolense, No, aaa 
Plant 2—3 feet high, rather aromati¢, drying ney Root-stock 
thick, with several stems , branched below the Silas of the ground, 
Flowering stems: s capé-like, glabrous, undivided and naked below, 
ightly branch es radi 
minal one petiolate: obtuse or apiculate at the Spat: narrowed towards 
he base; coarsely serrate-dentate, rather fleshy and almost coriaceous, 
14-24 inches long by {—1 itich wide; ; E gis tl petiolés 3—12 
inches long. Umbels 1—2 inches in diametér ; printary and secondary 
pound umbels, the solitary vitte situated in the intervals 
of the phbetinn? and tiot wingéd primary ridges which alone are present, 
and the eis teréte fruit with a wide commissure, readily place the 
Plant in the neighbourhood of Seseh’, to which genus’ its affinity is 
closest, and Pcie which it is separated by the distinct character of the 
armature of the fruit (fron: which the name is taken), associated with, 
a peculiar 0 and foliage. There is no othér genus oo 
N.S. VoL. 2. [suNE 2, 1878. ] 
