116 29. ONAGRACE.E. 



Caps. 1-celled, 3-valved, many-seeded, loculicidal. Placentas 

 often only at the base. Seeds ascending, comose. 



I. TAMARIX. Styles 3, patent. Seeds affixed at the base of 

 the capsule ; coma or down of simple papilliform hairs at 

 the apex. 



1. TAMARIX Linn. Tamarisk. 



I 1 . T. anglica (Webb) ; 1. glabrous rather narrowed at the base 

 spurred, fl.-buds ovoid, hypogynous ring 5-angled narrowed into 

 the filaments of the cordate shortly apiculate anthers whose 

 cells diverge below, caps, roundish-trigonous at the base abruptly 

 narrowed towards the apex. T. gallica Sm., E. B. 1318. St. 

 shrubby, with slender leafy branches. L. minute, with a loose 

 spur at the base. Spikes lateral, rather panicled, slender. Fl. 

 small, pink. South-west coast of England. S. VII. E. 



Order XXIX. ONAGRACE^E. 



Cal. tubular, adnate to the ovary wholly or in part, with 2 4 

 lobes valvate in aestivation. Pet. as many as the calyx-lobes, 

 twisted in aestivation, inserted at the top of the tube. Stam. 2, 

 4 or 8, inserted with the petals. Ovary of several cells, with a 

 central placenta. Style 1, filiform, stigma capitate or lobed. Fr. 

 a berry or capsule with 4 cells. Albumen 0. L. alternate or 

 opposite, not dotted. 



1. EPILOBIUM. Cal. 4-cleft, deciduous. Pet. 4. Stam. 8. 

 Style filiform with a clavate or cruciform stigma. Caps, 

 linear, 4-celled, 4-valved. Seeds many, bearded. 



2. (ENOTHERA. Cal.-limb tubular below. Seeds not bearded. 

 In other respects like Epilobium. 



3. ISNARDIA. Limb of the cal. 4-cleft, persistent. Pet. 4 or 0. 

 Stam. 4 . Style filiform, deciduous, stigma capitate. Caps, 

 obovate, 4-valved, 4-celled, many-seeded, with a loculicidal 

 dehiscence. 



4. CIRC^EA. Limb of the cal. 2-cleft, deciduous, its tube 

 closed by a cup-shaped disk. Pet. 2, obcordate. Stam. 2, 

 alternate with the petals. Style simple ; stigma emarginate. 

 Caps. 1- or 2-celled, cells 1 -seeded, seeds erect. 



1. EPILOBIUM Linn. Willow Herbs. 



A. Fl. irregular, cal. without a free tube, stam. and style ulti- 

 mately declining, 1. scattered. 



1. E. angustifolium (L.); st. erect round, 1. lanceolate veined. 



