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1347 



COLLOMIA* heterophylla. 



Various-leaved Collomia. 



PENTANDRIA MONOGYNIA. 



Nat. ord. Polemoniace^. 

 COLLOMIA. — Suprh, vol. 14. foL 1166. 



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C. heterophylla ; glanduloso-pubescens, foliis inferioribus pinnatifidis incisis, 

 superioribus cuneatis pinnatifidis v. incisis, supremis (involucri) oblongis 

 acutis integerrimis. 

 C. heterophylla. Hooker hot. mag. 2895. 



Annxia, prostrata, ramosissivia, undique pilis glandulosis viscosis ohsita. 

 Folia infima suhlyrata, proxima pinnatifida lacmiis oblongis incisis, supe- 

 riora cuneata v. pinnatifida incisa, involucralia oblonga, acuta, integerrima, 

 suLverticillata. . Floras congesti, subseni, involucro b-"'"""'"' ^"'^'^ *«" 

 f^ndibularis,.p^ntagonus, tubo membranaceo. Umbo ei 

 '^vminatis , foliaceis , sinubus leviter gibbosis. Corolla ) 

 duplh longior et'^multb angustior, tubo gracili pilos 

 roseo, 5-partito, laciniis oblongis, obtusis. Stamina 5, quorum tria fauce 

 tnserta intermedia longiore, duo supra medium tubi subsessilia. Ovanum 

 ovatum, 3-loculare, polyspermum. Stylus cum ovario continuus , fliformis : 

 stigmata tria, linearia, intiis papillosa. Ovarium oblongum, calyce ves- 

 fijum, 3-loculare, loculicidb dehiscens, loculis trispermis, valvulis ah axt 



laciniis 



ifundibularis, calyce 



placentiferd 



^cilaginosd ; embryo in axi albuminis 



Semina oblonga, utrinq 



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A little annual plant, beautiful when minutely examined 



of the 



but not particularly attractive at first sight 

 north-west of North America, whence it was sent to the 

 Horticultural Society by Mr. Douglas in 1826. When 

 once introduced into a Garden, it soon becomes a weed, 

 fwmg itself in waste ground, or wherever the soil is suf- 

 fered to rest undisturbed. It offers what seems to be an 

 explanation of the nature of the supposed spiral vessels in 



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» See fol. 1 16G 



