301 
VINCA herbacea. 
FTungarian Periwinkle. 
—>—_ 
PENTANDRIA MONOGYNIA. 
_ Nat. ord. Apocynrm. Jussieu gen. 143. Div. I. Germen duplex. 
Fructus bifollicularis. Semina non papposa. 
VINCA. (Contorta). Cal. 5-partitus persistens. Cor. hypocrateri- 
formis tubo longo, fauce 5-gona, limbo plano obtusé 5-lobo. Anth. mem- 
branacee. Stylus 1; stig. urceolatum et subtis peltato-orbiculatum. Fol- 
liculi erecti conniventes oblongi angusti; sem. oblonga, nuda. Suffrutices 
(rarins herbe), quidam non lactescentes, quidam caulibus diffusis ; fol. oppo- 
sita ; flores axillares. Juss. 1. c. 144. 
V. herbacea, caulibus herbaceis prostratis; foliis oblongo-lanceolatis glabris, 
floribus pedunculatis, calyce ciliato. Willd. enum. 274. " 
Vinca herbacea. Waldst. et Kitaib. hung. 1. 8. t.9. Persoon syn. 1. 267. 
Radix perennis. Caules herbacet procumbentes, in solo arenoso prostrat?, 
linea recté ad 14-2 pedes protendendi, nec nisi in graminosis a recta directione 
deflectendi, atque apice erigendi, tidem floriferi et radicantes (nec ut 
in VincA majore et minore florentes erecti, non Jflorentes procum= 
bentes), simplictssimi, rard ramosi ramis oppositis altero breviore, nudi, 
_leves, nitidi, et velut atomis quibusdam sub epidermide asperst, non raro 
purpurascentes, subguadrangult angults a petiolorum marae utrinque decur- 
rentibus, lateribus 2 majoribus convexis, minoribus subcanaliculatis. Fol. 
subsessilia, aaa obtusa, supra obscure viridia, nitida, subtus pallidiora, 
ulringue nuda, marginibus tamen subrevolutis ciliata setulis brevissimis rigidi- 
usculis, infima nonnunquam subrotunda, roxima ovata, oblongo-ovata, tandém 
lanceolata, omnia hyeme emorientia. Flores 4-5 in eodem caule, sustentate 
pedunculis erectis axillaribus, rard oppositis, folia aequantibus v. superantibus, 
teretibus v. subcompressis, post florescentiam recurvandis. Cal. (subcoloratus ) 
S-partitus, erectus, persistens, lac. (distantibus) acutis, subciliatis, bast 
utrinque glandula dentatis, Cor. congenerum, violaceo-cerulea (subsesqui= 
unciam transversa), nonnunguam candida, tubi parte angustiore sulcis 5 pro- 
findioribus insculpta, fauce hirsuta, pilis albis clausd. Fil. ubi corolle ad- 
nascuntur hirsuta, hinc prominentia, glabra, albida, versus antheras dilatata. 
Anth. lutez, extiis versiis apicem hirsute, medio utrinque lamind membranacea 
auctee. Germ. 2 ovata, interjectd utrinque glandula mellifera ovata virtdi- 
luted. Styli albi. Stig. (albo-lanatum). Folliculi 2 subcylindrici, medio 
nonnunguam angustati, subangulati, versits apicem tenutores, alter sepé 
abortiens. Sem. oblonga, hinc convexa, inde fovea longitudinali excavatas 
Wald. & Kit. 1. c. 
The species is native of Hungary, and was first recorded 
by Messrs. Waldstein and Kitaibel in their splendid work 
on the rarer plants of that kingdom. It differs in several 
points from its well-known congeners mor and minor; 
most decisively however in not having a suffrutescent ever- 
green stem, but one that dies iB the winter. The drawing 
N 
