Yanthosia.] LVI. UMBELLIFERJE. 363 
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general involuere narrow, acute, the partial ones 3, broad and coloured, 
longer than the flowers, the lateral ones very oblique. Calyx-lobes slightly 
gp acute. Fruits with 4 or 6 prominent ribs on each side. 
ones 3, obovate-oblong, obtuse, near ual, longer than the flowers, 
i l 
LT X, Atkinsoniana, F. Muell. Fragm.ii.127. Glabrous, or the young 
ves floccose-tomentose. Stems from a perennial woody stock elongated, 
of t on lo 4 h te 
g petioles, in the eastern specimens 3-partite with cunea 
acutely toothed or deeply lobed segments, the central ones often longer and 
a d d the partial involucres sometimes scarcely longer than the 
dg "lobes shortly and broadly cordate, acute. Fruits 4- or 6-ribbed. 
Es ‘7 Sien, Grassy open country north of Richmond, 4. Cunningham ; Clyde 
W.A. oore; Blue Mountains, A. and R. Cunningham, Miss Atkinson. 
Island, Ki mm Swan River, Drummond, lst Coil. ; Blackwood river, Oldfield ; Bald 
; one river, and Lake Leven, Maxwell. - 
SS, rotundifolia, DC. Prod.iv.75. Stems erect, simple or slightly 
: rarely ed, often woody at the base, 1 to 2 ft. high, glabrous tomentose or 
>Y hirsute. Leaves not confined the base of. the stem, on short 
Ear ne : 
g, bearing each a compound um 
2 d Usually 4 with a sessile uinbellule in the centre. Involucral bracts petal- 
3 "m coloured, those of the general involucre usually 4, ovate-lanceolate 
