Azorella. | UMBELLIFERAE. 649 
entire, much thickened. Umbels almost concealed amongst the uppermost 
leaves, shortly pedunculate, 3-flowered. Involucral leaves linear, subacute. 
Calyx-teeth acute. Fruits ovoid, terminated by the elongated styles ; 
carpels slightly compressed, convex on the back, 5-ribbed, contracted at 
the commissure.-—Phil. Trans. Roy. Soc. clxviii (1879) 20; T. Kirk Students’ 
Fl. (1899) 191; Cheesem. Man. N.Z. Fl. (1906) 200; Subantarct. Is. of 
N.Z. ii (1909) 407; Rep. Macquarie Is. (1919) 26. 
Macguarif Istanp: Sides of the hills, forming prominent globular masses often 
4ft. in diameter, Fraser, J. H. Scott! A. Hamilton! H. Hamilton / 
Forms large convex masses composed of the closely packed stems and branches of 
the plant; the young shoots, with their leaves, forming a bright-green smooth and 
even crust or surface, so densely compacted as to bear the weight of a man. It is 
also found in Fuegia; Kerguelen Island; Crozets; Marion Island; Heard Island. fy, se 
% = 
“ 
4. SCHIZEILEMA Domun. 
Glabrous perennial herbs ; rhizome stout or slender, putting out creeping 
and rooting stolons. Leaves remform or orbicular, undivided or crenate- 
lobed or 3-5-foliolate ; petioles always long. Umbels few- or many- 
(eae ee | (1 A ae 2 ~~ ananmnata 
+ Leaflets distinctly stalked. 
Slender, creeping. Leaves membranous. 3-foliolate  .. -. IL. S, trifoliolatum. 
+t Leaflets or segments all sessile. 
Small, densely matted; leaves 3-partite, segments entire or 
nearly so © Pe bi re ‘4 ae 
Small, coriaceous, leaflets bluntly lobed or crenate. Fruit longer 
than its pedicel .. $ $a x 4 es 
Larger, less coriaceous, leaflets obcuneate, 3-5-lobed. Fruit 
3 or 4 times shorter than its pedicel : 
2. S. nitens, 
3. S. hydrocotyloides, 
4. S. Allanii. 
5 
Large, robust, coriaceous. Fruit usually shorter than its pedicel . S. Roughii. 
Slender, densely matted. Leaves membranous, 3-foliolate. Fruit 
shorter than its pedicel, involucral leaves obtuse 3 .. 6. S. pallidum. 
Small, leaves few, coriaceous, 3-foliolate. Involucral leaves acumi- 
nate bee v os Ss, F: -. 7. S. Colensoi, 
** Leaves undivided. 
+ Minute, leaves entire or nearly so, j,-} in. diam. 
Small creeping herb. Leaves entire ; margins flat <5 -- 8 S. Cockaynei 
Small tufted herb. Leaves obscurely 3-lobed or crenate; mar- 
gins recurved .. ss ve y Ms -» 9 S. exiguum. 
{t Much longer. Leaves reniform or orbicular-cordate, crenate-lobed. 
Leaves 3-jin. diam. Stipules entire. Pedicels shorter than the 
fruit one aed? = Hs Tg - -. LO. S. reniforme. 
Leaves $-2 in. diam, Stipules usually ciliate-fimbriate, Pedicels ‘ 
longer than the fruit oe oo. is ns -. Ll. S. Haastii 
, ewe g- 
