JOHN BRIQUET, LABIATE ET VERBENACE.^ AUSTRO-AMERICAN^. 6 



Salvia Linn. 



Salvia Regnelliana Briq., sp. nov. — Tab. 1, B. 



Brasilia: Rio Grande do Sul, Silveira Martins, Arroio 

 Grande, in pascuis (»potreiro> dictis), flor. mens. Febr. 1893, 

 Exp. 1. Regn. A 1261. 



Caulis elatns, ramosus, ramis divergenti-ascendentibus, 

 internodiis elongatis, undique breviter puberulus. Folia ovato- 

 elliptica, apice breviter acuminata, marginibus regulariter 

 convexis, basi cuneato-extennata, snperiora brevissime petio- 

 lata, inferiora longiiis petiolo puberulo instructa, atrovirentia, 

 subtus pallidiora nitidule glandnloso-punctata et (prsesertim 

 ad nervös) breviter pubescentia; nervatio simplex pennata,nervis 

 lateralibus utrinqne circa 5, inter se parum prominnle anasto- 

 mosantibus; serratura constans ex dentibus crenatis, crebris, 

 sat robnstis, intus rectinscnlis, extus gibbis, cnlminibus sub- 

 calloso-peracutis prorsns versis. Spicastrum elongatum, foliis 

 sensim ad bracteas sessiles subrotundatas, summas quidem 

 ovato-lanceolatas quam flores breviores reductis. Verticil- 

 lastri dorsiventraliter dispositi, 2-flori, pedicellis dense patule 

 hirto-pubescentibus calice brevioribus. Calix tubulosus, basi 

 prominule nervatus, superne magis membranaceus, viridis vel 

 apice subviolaceus, breviter et sparse pilosulus, minute glan- 

 duloso-punctatus, intus fauce breviter scabrido-hirtus; labrum 

 ovatum, breviter acuminatum, integrum; labiolum ovatum, 

 breviter acuminatum integrum. Corolla pulchre scarlatino-pur- 

 purea, extus villoso-pubescens, tubo longe exserto cylindrico in- 

 cur vo, labiis mediocribus; labrum oblongum, leviter incurvum, 

 emarginatum; labiolum labro brevius, patens, leviter 3-fidum, 

 lobis lateralibus brevissimis, obtusis, lobo medio latiore truncate. 

 Staminum filamenta mediocria, pollinatoria elongata loculos 

 lineares sat magnos exsertos ferentia, vectiaria elongata re- 

 miformia, inferne appendiculo acuto brevi prsedita. Stylus 

 exsertus, glaber, valde insequaliter bifidus, ramo postico re- 

 curvo subulato, antico prorsus curvulo. 



Internodia caulinaria ad 10 cm. longa. Foliorum in- 

 feriorum lamina superficie ad 12 x <S cm., petiolus ad 3 cm. 

 longus; superiorum lamina superficie circa 4 — 5x2,5 — 4 cm., 

 petiolus tantum 2 — 5 mm. longus; dentium culmina 1 — 2 mm. 

 alta et 1 — 5 mm. distantia. Spicastrum ad 15 cm. longum, in- 

 ternodiis inter verticillastros sensim decrescentibus, bracteis 



