Cruciferae. 509 



9. Brassica rapa L. Folia caulina inferiora lyrata, longiuscule 

 petiulata, sed basi dilatata semiamplexicaiilia, viridia: lobus terminalis 

 maximus obovatus, apice rotundatus, sinuato-dentatus, laterales 2 — 3 

 multo minores, trianguläres; superiora obverse lanceolata vel linearia, 

 acutiuscula, sessilia, basi cordata seraiamplexicaulia, repando - dentata 

 vel integra, glaiica. ßacomus sub anthesi densiusculus, floribus imis 

 alabastra superantibus, dein elongatus, laxus, 25 — 50-üorus. Pedicelli 

 floriferi 10 mm., fructiferi 15 mm. longi. Flores 6 — 8 mm. longi. Petala 

 flava, obovata, apice rotundata, in unguiculum fere aeqiiilongum seii- 

 sim cuneato-angustata. Stamina interiora 6 mm., exteriora 4 mm. longa. 

 Pistillum cylindricum; ovarium 24-ovulatum, in stylum 1,5mm. longum 

 contractum; stigma capituliforme, stylo sublatiiis. Siliquae pedicellis 

 fere horizontalibiis, 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, stjlo sublatius; valvae convexae, tlavidae, longitudina- 

 liter 3-nerves, nervo medio crasso, lateralibus tenuioribus, anastomosan- 

 tibus. Semina minutissime tuberculata. Cotyledones conduplicatae. 



Brassica rapa L. Spec. I edit. II (1753) p. 666; DC. Syst Nat. 

 II p. 590 et Prodr. I p. 214. 



Brassica campestris L. l. c; Robins. in Gray Syywpi. Flor. I, 1 

 p. 133. 



Radix annua vel biennis, Caulis 50 — 90 cm. altus, ramosus, ca. 

 8-folius, + disperse setulosus, pruinosus, acutangulus. Folia inferiora 

 10 — 12 cm., superiora 6 — 10 cm. longa, omnia + subtus in nervis disperse 

 setulosa. Pedicelli saepe setigeri, floriferi erecto- patentes. Sepala 4 mm. 

 longa, oblonga, glabra, denique patentia. Anthorae 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. Brassica iiiteg-rifolia (West) 0. 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 lix 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 



