Five Britifh Species of Orobanche. 181 
Anthere didymzx, altero apice mucronate—deflorate una cum 
ftylo exferte. Piftillum, germen ovato-oblongum, nudum; fty- 
lus filiformis, fubnudus; ftigma retufum, margine dilatatum, 
purpureum,, medio: tran{versé rimofum,. aliquando monftrofum 
evadit triangulare vel quadratum. Pericarpium, capfula ut conge> 
‘nerum. Semina rugofa, vel obfoleté reticulata. 
Dignofcitur prima facie—a precedente, calyce’ diphyllo variabili; 
—a majorey corolla cylindracea ; 
—ab utraque, coroll& minore.. 
Floret Julio, Augufto;, 4 vel 3. 
Habitat in agris ad radices Trifoli pratenfis, non in fementis anno; 
et in pafcuis inter Hypocherin radicatam, &c.—Sheringham,, 
Weyborn, Eaton, Frettenham. 
Having been: favoured by the Prefident with a fight of the plants 
in the Linnzan herbarium, it was with great pleafure I found there 
one of this fpecies: it was infcribed. by Linnzus, Orobanche major, 
and was given him by Loefling;. moft probably it was one of thofe 
fyom the King of Spain’s garden at Aranjuez, found at the roots of 
elms, which Loefling has. defcribed: among his Plante Hifpanice 
rariores. ‘That it forms a diftinét fpecies there can, now be very 
little doubt : the figure in Engli/h Botany is taken from one of my 
fpecimens—it reprefents.the-calyx perfectly well, but not the ftig- 
mata. It is frequently to be found witha much longer fpike; in. 
which cafe the flowers are not only more numerous,. but are much 
clofer fet than in the figure. From its growing fo very copioufly 
among clover, I am of opinion it is the fame which Dr. Turner 
noticed.as being fo pernicious to it.. None of the other old Her- 
balifts have mentioned it, nor has it been introduced into any of our 
Britith Floras, if. we.except Hudfon,,who is thought to.have it in his 
firft: 
