THE SPECIES AND HYBRIDS OF MENTHA 171 
keeled, th ter ong 
attenuate point, the inner about half as is ales — than 
the anthers, which are about twice as long as the filame 
In the plantation on the Lower Plateau, Table Mt., "2800 ft., 
No. 3075. 
A very strongly marked Boon which approaches no other that 
I eid or can find in herbaria 
Geissorhiza pubescens, sp.n. Corm 2-3 ]. in diameter, with 
chins: uae hard concave tunics. Stem subglabrous. Leaves 
about 14 1. broad, densely pubescent. Perianth-tube shorter than 
the spathe, limb blue, with narrow eens segments. Spathes 
Aristea paaclaens sp. n. can cespitose. Leaves 6-12 in. 
in. high, strong ancipitous 
bee 
=] 
=] 
& 
g. 
S. 
Bs 
< 
ae 
fe) 
iS 
a 
cts 3-1 i 
curved on back. Inner spathe whitish or pale brown, not lacerate. 
Perianth-limb 4-4 in. Capsule 4 in., on pedicels $4 in. long. 
A, pauciflora. It is also near A. racemosa Baker, but that species 
has stalked flower-clusters, 
‘ta opnilinlalinas scp ansehen cat aoasouals 
THE SPECIES AND HYBRIDS OF MENTHA. 
By M. Ernest Matinvaup.* 
On entering upon the systematic study of the French forms of 
the genus Mentha, it is easy to differentiate firs Crees = 
those we have eS pees called ‘‘ cardinal spec hese are 
Mentha sylvestris, M. viridis, M. —— U. aeatias, ed M. 
arvensis of the Linnean nomenclatur 
. Aoye-prannea (from the Comptes-rendus du Congrés des Sociétés § Savantes 
en 1898—Sciences) and printed in the boll ief that Me a yaud’s views will 
interest critical fon desewen among pies selve 
i See napes Soc. Bot. de a os Xxi. seen fev, p. 43. 
not renounced our former view of Mentha viridis as a oi 
of ab. sylvestris; ; but here the ¢ ‘error, chiefly relative and bearing upon a poin 
= individual perception, is in any cas ——— a or ene of “theory, hile 
ractically the elevation of M. viridé is i of a y 
facilitates the demonstratién of facts 9 
N 
