293 
Petioli 9-12 lin. longi. Folia 3-4 poll longa, medio 11-2 poll. 
lata... Calyx $ lin. longus. Coria tubus 15 lin. pu lobi 14 nii 
longi. 
Near ZL. Braunii, Engler. 
417. Gladiolus (Eugladiolus) erectiflorus, Baker [Iridew]; caule 
gracili glabro elongato, foliis e 2-3 linearibus glabris elongatis 
rigide subcoriaceis, spica laxa simplice multiflora, spathæ -valvis 
lanceolatis parvis  scariosis, fiorita us erectis albis venis ibe: 
angustioribus, staminibus segmentis superioribus paulo brevioribus. 
Habitat.—Liendwe, west of Lake Tanganyika, Carson, 1 of 1894 
collection. 
Cormus ignotus. Folia pedalia vel sesquipedalia, 3-4 lin. lata, 
Valva exterior 12-15 lin. longa. Perianthium 2-21 poll. longum. 
Near. G..Grantii, Baker, 
CCCCLXXXVIII.—SUMACH. 
(Rhus Coriaria, L.) 
There are three sorts of sumach known in commerce. Vene 
ti 
sumach, or young fustic, consists of the twigs of Rhus Co pre Sai 
southern European. species. Tn s eee a ps bright Tu i 
, Dby. 
their astringent properties in tanning pee The en cd the 
region, and the one more widely € consists of the 
iterranean 
powdered leaves only of Rhus reste a nd rub growing on 
rocky slopes in Sicily and elsewhere, An interesting account of the 
cultivation of sumach in the vicinity of Colli, near Palermo, is trans- - 
lated by Colonel H. Yule, C.B., in the Transactions of the Botanical | 
Society of Edinburgh (Vol. IX., pp. 341-355), from an article by 
Professor 
The actes oF the sumach are eut with a pruning hook or knife of 
a peculiar shape, called a * ronco," while the leaves after drying in the 
fields, are threshed with a flail called a “ UM These implements | 
were fenem for the Kew e kind peer of the 
Foreign Office, in 1885. (hte. pos XV. [3] p 
The sumach plant has been successfu ully introd Msc " Aann, and | 
is said to thrive well in the dry plains of the Wimmera district. 
Sumach from Melbourne plants was shown at the Exhibition of 1863. 
Ina report by the U.S. Consul at Palermo, dated November 12, 
1884, it is stated — n " attains a height of about 3 feet. It is a 
shrub with small o about an inch lon cf The most favourable 
locality for the pier n no the plant is rocky soil on the slopes of 
hills.sueh as those about Palermo, whi ch are covered with it. The 
growth of the plant begins in spring, and it ripens its leaves about, 
August. "When the sumach is cut, it is spread on the field to dry, the», 
rd ze then broken from the stems, packed in bags, and conveyed to 
the 
vd The firs t process to which it is subjected in the mill is that of 
cleaning, which consists of placing it in the * ventila’—~a kind of sieve— 
B 2 
