Euphorbiaceae 217 
dschou nach Hsinning (11274). Hsikwangschan bei Hsinhwa (12639). NE-Y.: 
Dungtschwan (Maıke, distr. Bonatı 7342). 
Croton L. 
** C, caudatiformis Hax».-Mzr. in Sitzgsanz. Ak. W. W., 1925, 225. 
Subgen. Eueroton MüLr. Arg., sect. Astraeopsis GRISEB. (Lasiogyne 
[KrorzscH] Pax), subsect. Medea MÜLL. Arg. 
Arbor monoica vel dioica parva, valde ramosa, ramulis rhachidibusque 
juvenilibus foliisque supra parce, his subtus ad nervos dense stellato-tomen- 
tellis, post anthesin mox praeter capsulas brevissime furfuraceo stellato-pul- 
verulentas glaberrima. Ramuli +3 mm crassi, grisei vel griseobrunnei, inno- 
vationibus brevibus foliis accrescentibus comato-foliatis. Folia late ovata vel 
orbieulari- vel rhombeo-ovata, 4—10%, em longa, breviter acuminata usque 
(praesertim inferiora) rotundata, basi late cuneata usque latiuscule cordata, 
margine crebre et hie illice duplicato crenato-serrata, hydathodibus brevibus 
crassis, glandulis ad insertionem 2, peltatis, pallide marginatis, demum stipitibus 
usque ad 1 mm longis insidentibus, saturate concolori-viridia, densissime pellu- 
eido-glandulosa, adulta rufescentia, subcehartacea, decidua; costa nervique 
basales 4 ceterique utrinsecus 3—6 aequidistantes, valde obliqui, strieti, prope 
marginem anastomosantes, tenues trabeculaeque — irregulares venularumque 
rete densum in sicco utringue prominula et praesertim subtus rubescentia; 
petiolus lamina 24,—4Plo brevior, + gracilis. Stipulae 5—7 mm longae, subu- 
lato-lineares, tomentosae vel glabratae, fugaces. Racemi ramulis terminales 
singuli, erecti, subsessiles, 8s—20 cm longi, simplices, raro basi ramis paueis 
serotinis (vel aborientibus?) aueti, rhachi sulcata, 14, mm crassa, pedicellis 
32—4ris fasciculatis glabriusculis irregulares, laxiusculi. Bracteae lineares, 
pedicellos tenues 2--3 mm longos subaequantes, membranaceae, subglabrae, 
deciduae. Pedicelli inferiores interdum 9 singuli, tomentosi. Floris 2 sepala 5, 
oblonga, 3 mm longa, viridia, apice barbellata; petala (glandulae?) subtriplo bre- 
viora, spathulata, purpurea. Ovarium illa aequans, dense tomentosum; styli 
eo aequilongi, tenues, purpurei, tortuosi, inferne connati et hirti. Capsula pedi- 
cello usque ad 8 mm elongato fulta, globosa, 13 mm diametro, pariete crassa 
septisque tenuibus lignosis; semina ellipsoidea, subcompressa, 7 mm longa, 
pallide brunnea, ventre costata et praesertim hie purpureo-punctata. Floris 5 
sepala petalaque aequalia 5, late elliptica, 2 mm longa, brunneo-membranacea, 
apice tantum barbellata; discus albovillosus; stamina ce. 14, ad 4 mm longa, 
filamentis quam antherae late ellipticae duplo longioribus. 
Im Savannenwald und trockenem Gebüsche der str. St. auf Phyllit, 1500 bis 
2300 m. Y.: Beyendjing (Ten 212). Dort bei Gwanfang, 13. V. 1915 (6299, Typus). 
An den Zuflüssen des Djinscha-djiang n von Lidjiang bei Laodselou und zwischen 
Yumi und Sandjia-tsun, 27° 46—50', 10. VIII. 1915 (7576). S.: Datjiaoku unter 
Kwapi am Yalung n von Yenyüen, 29. V. 1914 (2709; SCHNEIDER 1440). Um 
Muli, VI. 1922 (Forresr 21398). & 
Proximus C. caudatus GEISEL differt scandens, inflorescentiis cum calycibus 
 dense foliis quoque densius tomentosis, foliis angustis ovatis. ec euryphyllus 
W. W. Sm. in Not. R. B. Gard. Edinbgh., XIII., 159 cum (©. Tiglio L. compa- 
