EEVISION OF EXTRA- TKOPICAL SOUTH AFEICAN AS CLE PI AD ACE iE. 311 Vol. Sect . Part. Contents. Date. AUTHORITV. 27 I. 53 Pertussis— Picus . . . —Mar. 1814 Book List. II. 54 Picus — Poetics ? 28 I. 55 Poetry— Preaching . . ? II. 56 Preaching — Punjoor .' [IMay, 1814 Book List.] 29 I. 57 Punishment — Earn . . ? 11. 58 Earn— Eepton . —Dec. 1814 Book List. 30 I. 59 Eepublic — Eock 9 II. 60 Eock— Ezemien
- ?
31 I. 61 S — Sarabanda 1815 Last Plate. II. 62 Sarabanda— Scotium . —Sept. 1815 Book List. 32 I. 63 Scotland — Shammy . —Mar. 1816 M.L.A. II. 64 Shammy — Sindy .[—Feb. 1816 Book List.] 33 I. 65 Sine— Sound . — May, 1816 Book List. II. 66 Sound — Starboard . . . —July, 1816 Do. 34 I. 67 Starch— Stuart . r— Oct. 1816 Book List.] II. 68 Stuart — Szydlow .[ Do. Do. ] 35 I. 69 T— Testudo . -Feb. 1817 Do. II. 70 Testudo— Toleration .[—May, 1817 Advt.inGent.Mag.] 36 I. 71 Tolerium — Tumours . —Aug. 1817 Book List. II. 72 Tumours— Vermelho . 24 Oct. 1817 M.L.A. 37 I. 73 Vermes — Union . 2:3 Dec. 1817 Do. II. 74 Union — Wateeoo . . ? 38 I. 75 Water— Whitby .' [— April, 1818 Book List. II. 76 Whitby— Wren . 31 July, 1818 M.L.A. 39 I. 77 Wren— Zyto: Aam-Baldwi n[— Dec. 1818 Book List.] II. 78 Baldwin— Zollikofer. Title s [— Sept. 1819 Publisher's Advt.] III. 79 Titles, Preface, Plates . —Aug. 1820 M.L.A. ["and last"] ("last") Part A Plates to complete. [Delivered with 21 L t 25 IL J B Do. Do. C Do. Do. 29 L a D Do. Do. 31 L ° E Do. Do. 39 L 2 F Do. Do. 39IIL^ ] REVISION OF EXTRA-TROPICAL SOUTH AFRICAN ASCLEPIADACEiE. By Rudolph Schlechtek. In this following paper I have endeavoured to comply with the wish of many of my South African correspondents by making an enumeration of the Asclepiadacea hitherto described from extra- tropical South Africa. I have not attempted to draw a natural boundary between the extra-tropical species and the tropical ones, since anyone who has seen a little of the South African flora will be convinced that it would have been a vain attempt ; in the east as well as in the north no natural boundary exists. In Harvey & Sender's Flora Cajyensis the limits of the north are very uncertain, as in those days very little was known about the interior districts. Judging from the knowledge which we have nowadays of these countries, I consider it advisable that in the volumes of the Flora Capensis which are now in course of preparation only the species south of the Tropic of Capricorn should be enumerated, while the
