3(5. BORAGINACE/E. 



Ill 



2. Hi-xiOTROPiuAr. L. 



(Greek hi'lKi.^. the sun. anrl trepo, I turn; the ancients 

 believed that the l-sided spikes turned towards the sun.) 



Calyx deeply cut into 5 lobes ; corolla with a cylindrical 

 tube and o blunt, .spreading lobes, folded in bud; stamens 

 enclosed; style short or none, with a conical stigma; carpels 

 attached obliquely to the receptacle by their base. Flowers 

 sessile in dense, bractless spikes which are usually forked. 



Flowers white ; carpels 4. 



Carpels wrinkled, glabrous 



Carpels smooth, downy 



Flowers lilac; caipels 2 



H. euro'pcBum 1 

 H. lasiocarpum 2 

 n. anchuscefolium 3 



European 

 rather stiff 



r?0 



1. Heliotropium europseum, L. 



Hrliotiopc. J3ranching annual, downy with 

 hairs and with a slender tap- 

 root; leaves stalked, oval, 

 greyish-green on both sides, 

 the nerve.s prominent below ; 

 flowers white ; peduncle bear- 

 ing 1-4 spikes : calyx aIIIous, 

 as long as .corolla-tuhe, per- 

 sisting after the fall of the 

 fruit ; corolla-lobes separated 

 by short teeth, tube glabrous 

 inside ; stigma conical, notcli- 

 ed at summit and longer than 

 the style; fruit subglobnlar, 

 carpels 4, ovoid, suhtriangu- 

 lar. tuberculate. downy or 

 glabrous; receptacle convex. 



Cultivated ground and 

 wasle places in settled dis- 

 tricts. — Nearly all the year. - 

 Mediterranean region. 



The far - northern native 

 plant described as 11. <'"- 

 ropwxim in Fl. Aiist. IV., 894, 



is di-stinguished by some botanists as ][. E'trhicoldii, Steu- 

 del. a species also found in India, and characterised by 

 almost smooth, glabrous carpels. 



2. H. la.sioca.rpuni, Fischer and Meyer. Scarcely 

 differs from the preceding, except in its smooth, downy 

 carpels. Sometimes considered a variety of II. EirhirnJdii, 

 and all 3 .species are verj' -closely allied. 



Beside River Torrcns, near Adelaide. — Most of the 

 year. -Westein Asia and India. 



3. H. anchusaefolium, Poiret. Villous, strong- 

 -smelling perennial, with ascending stems, woody at base; 



Heliotropium europaeum. 



