20 
The Apogon Section 
Pedicels of unequal length, some very long ; seeds thin flat D-shaped ; capsules /. sibirica (p. 20). 
short, globose. 
' Pedicels more nearly equal and shorter ; seeds thick, cubical j capsules longer, /. oriental is (p. 23). 
trigonal. 
Foliage with glossy upper surface, glaucous beneath ; seeds small, thick discs /. Bulleyatta (p. 30). 
or D-shaped. 
Foliage glaucous on both surfaces. 5 - 
1 Stems much longer than the leaves ; seeds flat discs. I* Delavayi (p. 25). 
1 Stems about equal to the leaves. 6 - 
[ Perianth tube short, pedicels very long ; seeds small, cubical. /. Wilsoni (p. 26). 
i Perianth tube longer, pedicels shorter; seeds pyriform, more or less compressed. /. chrysograp/us (p. 28). 
7 - 
Stem stout, straight; leaves with a glossy upper surface; seeds disc-shaped, /. Clarkei (p. 29). 
with wrinkled thickened flange ; capsule trigonal. 
Stem slender, wiry, curiously bent; leaves glaucous on both surfaces; seeds I. prismatica (p. 31). 
pyriform, compressed with smooth skins and no flange ; capsule acutely 
winged. 
t + /. SIBIRICA 
(Plate I a) 
Linn. Spec. Plant, ed. I. p. 39 (1753). 
•Jacq. FI. Aust. I. t. 3 (1773)- 
•Bot. Mag. t. 50 (1788), t. 1163 (1809) var. alba. 
•Red. Lil. VII. t. 420 (1813), VIII. t. 438 (1816) (both var. alba; two forms). 
Koch, Syn. ed. II. p. 810 (1844). 
•Reichb. leones, CCCXLI. fig. 768 (1847). 
Hausmann, FI. von Tirol, II. p. 861 (1852). 
Ambrosi, FI. Tir. mer. I. p. 646 (1854). 
Parlatore, FI. it. III. p. 300 (1858). 
Baker in J. L. S. XVI. p. 139 (1877). 
Hdk. Irid. p. 9 (1892). 
Nyman, Consp. p. 702 (1878), Suppl. p. 295 (1890). 
Boiss, FI. Or. V. p. 126 (1881). 
Richter, PI. Eur. I. p. 256 (1890). 
Marchesetti, FI. Triest, p. 540 (1896-7). 
Lynch, Book of the Iris, p. 70 (1904). 
Asch. und Graeb. Syn. III. p. 505 (1906). 
Synonyms. 
I. maritima, Miller, Diet ed. VIII. no. 11 (1768). 
•Reichb. leones CCCXLII. fig. 769 (1847). 
/. flexuosa, Murr. Nov. Comm. Gott. VII. p. 30, t. 4 (1776). 
/. pratensis, Lam. FI. Fr. III. p. 498 (1778). 
Lam. Encycl. III. p. 300 (1789). 
I. angustifolia, Gilib. Exercit. Bot. II. p. 498 (1792). 
Miller, Diet. ed. VIII. no. 12 (1768). 
I. stricta , Moench, Meth. p. 528 (1794). 
I. acuta, Willd. Enum. Hort Berol. Suppl. p. 4 (1813). 
•Reichb. leones CCCXLIII. fig. 770 (1847). 
I. trigonocarpa, A. Braun, K. Koch and Bouch£, Ind. Sem. Hort. Berol. 1853, P- l 7 ■ 
(The specimen of this in Herb. Braun (B) shows that there was some confusion between I. pris- 
matica Pursh, and a small form of I. sibirica , for parts of both plants occur together on the 
same sheet.) 
I. crirrhiza, Pospich, FI. Oest Kiistenl. I. p. 269 (1897). 
Xiphium sibiricum, Schrank. Flora VII. (1824), 2 Beibl. p. 17. 
Parlat. FI. It. III. p. 300 (1858). 
Xiphion Jlexuosum , Alef. BZ. XXI. p. 297 (1863). 
Xyridion flexuosum, Klatt, BZ. XXX. p. 500 (1872). 
Xyridion sibiricum , Klatt, BZ. XXX. p. 500 (1872). 
t Indicates that the species has grown and flowered in my garden, 
t Indicates species that I have raised from seed. 
• Indicates that the species is illustrated. 
