Cruciferae. 509 
9. Brassica rapa L. Folia caulina inferiora Iyrata, longiuscule 
petiolata, sed basi dilatata semiamplexicaulia, viridia: lobus terminalis 
maximus obovatus, apice rotundatus, sinuato-dentatus, laterales 2—3 
multo minores, triangulares; superiora obverse lanceolata vel linearia, 
acutiuscula, sessilia, basi cordata semiamplexicaulia, repando-dentata 
vel integra, glauca. Racemus sub anthesi densiusculus, floribus imis 
alabastra superantibus, dein elongatus, laxus, 25—50-florus. Pedicelli 
floriferi 10 mm., fructiferi 15 mm. longi. Flores 6—8 mm. longi. Petala 
flava, obovata, apice rotundata, in unguiculum fere aequilongum sen- 
sim cuneato-angustata. Stamina interiora 6 mm., exteriora 4 mm. longa. 
Pistillum eylindricum; ovarium 24-ovulatum, in stylum 1,5 mm. longum 
contraetum; stigma capituliforme, stylo sublatius. Siliquae pedicellis 
fere horizontalibus, crassiusculis insidentes, erecto-patentes, late lineares, 
50—54 mm. longae, 3,5 mm. latae, in stylum 15—17 mm. longum 
subuliformem longitudinaliter 3-nervem viridem attenuatae; stigma 
0,5 mm. latum, stylo sublatius; valvae convexae, flavidae, longitudina- 
liter 3-nerves, nervo medio crasso, lateralibus tenuioribus, anastomosan- 
tibus. Semina minutissime tuberculata. Cotyledones conduplicatae. 
Brassica rapa L. Spee. I edit. 1I (1753) p. 666; DO. Syst. Nat. 
II p. 590 et Prodr. I p. 214. 
Brassica campestris L. I. e.; Robins. in Gray Synopt. Flor. I, 1 
p. 153. 
Radix annua vel biennis. Caulis 50—90 cm. altus, ramosus, ca. 
8-folius, + disperse setulosus, pruinosus, acutangulus.. Folia inferiora 
10—12cm., superiora 6— 10cm. longa, omnia + subtus in nervis disperse 
setulosa. Pedicelli saepe setigeri, floriferi erecto-patentes. Sepala 4 mm. 
longa, oblonga, glabra, denique patentia. Antherae 1,5 mm. longae, ob- 
longae. Pistillum glabrum. Siliquae torulosae. Semina 1 mm. longa 
et lata, 0,5 mm. crassa, obscure fulva; funiculus 1 mm. longus, anguste 
alatus. Cotyledones obverse reniformes. 
Introducta in Haiti: Picarda n. 93. — Patria dubia, probabiliter 
regio mediterranea. Planta frequenter colitur. 
10. Brassiea integrifolia (West) O. E. Schulz. Folia caulina in- 
feriora late obovata, in petiolum cuneato-angustata, utrinque inaequa- 
liter grosse 12—15-dentata, saepe basi lobulis parce dentatis decur- 
rentibus instructa; media oblonga, obtusiuscula, utrinque minute ca, 
8-dentata; superiora linearia, obtusiuscula, in petiolum brevem, sed 
bene conspicuum angustata, integerrima. Racemus sub anthesi laxius- 
culus, postea laxus, 30—40-florus. Pedicelli floriferi 6—8 mm. longi, 
fructiferi vix elongati. Flores 6—9 mm. longi. Petala dilute flava; 
lamina late obovata vel fere orbicularis, in unguiculum linearem, fere 
aequilongum subito angustata. Stamina interiora 5,5 — 6,5 mm., exteriora 
