58 16. TILIACE.E. 



[5. M. verticillata (L.) ; st. erect, 1. cordate with 5 deep cre- 

 nate -dentate triangular acute lobes, fl. axillary clustered nearly 

 sessile, outer sep. linear half as long as the reticulated diaphanous 

 pilose enlarged inner ones, pet. about as long as the calyx, fr. 

 glabrous, carp, rounded on the edge reticulated. E. B. S/2953. 

 Fl. small. Carpels separated by a deep furrow into which the 

 elevate-reticulated surface extends. Central disk very small. 

 Stem quite erect like a little hollyhock. Petioles several times 

 longer than the clusters. Near Llanelly, S. Wales. A.] E. 



2. ALTHAEA Linn. 



1. A. qfficinalis (L.) ; 1. soft on both sides crenate or crenate- 

 serrate cordate or ovate 3 5-lobed, peduncles axillary many- 

 flowered shorter than the leaves, st. downy. E. B. 147. R- v. 173. 

 St. 2 3 feet high. Covered with soft velvety pubescence. 

 Marshes, particularly near the sea. P. VIII. IX. Marsh Mallow. 



f2. A. hirsuta (L.) ; 1. hispid cordate, lower 1. reniform ob- 

 tusely 5-lobed, upper 1. palmate with 5 or 3 acute lobes, pedun- 

 cles axillary 1-flowered longer than the leaves, st. hispid. E.B.S. 

 26/4. R. v. 172. Stem and calyx very hispid. Between Cob- 

 liam and Cuxton, Kent. A. VI. VII. E. 



3. LAVATERA Linn. Tree-Mallow. 



1. L. arborea (L.) ; st. woody, 1. 7-angled plaited velvety, ped. 

 axillary aggregated 1-flowered shorter than the petioles. E. B. 

 1841. Fl. large, purplish rose-coloured with darker veins. St. 

 38 feet high. Maritime rocks, rare. B. VII. IX. 



Order XVI. TILIACE.E. 



Sep. 4 5, aestivation valvate. Pet. 4 5. Stam. distinct, 

 indefinite, or (in exotics) polyadelphous ; anth. 2-celled, bursting 

 longitudinally . Glands 4 5 at the base of the petals. Carp. 

 4 10-celled, several seeds in each cell or by abortion 1 -celled 

 1 -seeded. Embryo erect in the axis of fleshy albumen ; cotyle- 

 dons flat, leafy. L. alternate, with stipules. 



1. TILIA. Sep. 5, deciduous. Pet. 5, with or without a scale 

 at the base. Stam. indefinite, free, or polyadelphous. 

 Ovary 5-celled, cells 2-seeded. Style 1. Fr. 1 -celled, with 

 1 or 2 seeds. No scale to the pet.' in our plants. 



1. TILIA Linn. Lime Tree. 

 <w 



*1. T. europcea (L.); L obliquely cordate glabrous except a 

 woolly tuft at the origin of each vein beneath, ped. many- 

 flowered, fr. not oblique nearly smooth coriaceous downy. E. B. 



