338 CXXXVI. IRIDEE (BAKER). | Morcea. 
1. MORASA, Linn. ; Benth. et Hook. f. Gen. Plant. iii. 688. 
Perianth-tube obsolete ; outer segments obovate-unguiculate, spread- 
ing from about the middle ; inner erect, generally narrower. Stamens 
inserted at the base of the outer segments of the perianth opposite the 
branches of the style ; filaments filiform, generally united at the base ; 
anthers linear, basifixed. Ovary cylindric-trigonous, 3-celled ; ovules 
many in a cell ; style-branches petaloid, with two lanceolate or deltoid 
petaloid crests; stigma at the base of the crests. Capsule oblong- 
trigonous. Seeds globose.—Rootstock usually a corm, rarely a rhizome. 
Leaves linear or ensiform, few or many. Stem simple or branched. 
Outer spathe-valves firm, green. Flowers 2 or more in each spathe, 
various in colour, often fugacious. 
Species 60, the others South African, with only one in Australia. 
*EKumMor#A. Rootstock a tunicated corm. 
Stem simple. 
Flowers small ` i 5 : ` A . 1. M. gracilis, 
Flowers large. 
Produced leaf basal. 
Leaf very narrow . : : : A . 2. M. Mechowii. 
Leaf 4 in. broad. : : S S . 3. M. diversifolia. 
Leaf 4 in. broad. 
Stem without rudimentary leaves . 4. M. Welwitschit. 
Stem with 1-2 rudimentary leaves 5. M. zambesiaca. 
Leaf 3-1 in. broad . S : 5 : 6. M. macrantha. 
Produced leaf supra-basal, 
Leaf subterete 7. M. angusta. 
Leaf 4 in. broad 8. M. ventricosa. 
Leaf 4—3 in. broad . 9. M. textilis. 
Stems branched. 
Inflorescence spicate . 10. M. Thomsoni. 
Inflorescence racemose . 11. M. Carsoni. 
Inflorescence corymbose. 
Flowers yellow. 
Stem with only a rudimentary leaf from the 
middle . . e : . 12. M. spithamea. 
Stem with a produced leaf from the middle . 13. M. andongensis. 
Flowers lilac. 
Leaves ł in. broad tg 5 S e . 14. M. Candelabrum, 
Leaves} in. broad. e e e . 15. M. glutinosa. 
**DreTEs. Rootstock a rhizome, 
The only species : e : > : ‘ , 16. M. iridioides. 
1. M, gracilis, Baker in Trans. Linn. Soc. ser. 2, Bot. i. 272. 
Corms globose, tufted, 4—} in. diam. ; outer tunics fine, brown, fibrous, 
produced above the neck. Produced leaves 2, terete, basal, erect, 
very slender, shorter than the stem. Stem slender, simple, 8-15 m. 
long, with a rudimentary leaf from above the middle. Spathe cylin- 
drical, 2-2} in. long; outer valve much shorter than the inner. 
Perianth yellow, fugacious, under 1 in. long; inner segments but little 
