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(Last Modified On 10/31/2012)
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(Last Modified On 10/31/2012)
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Genus
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CATOPSIS Griseb.
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PlaceOfPublication
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Fl. Brit. W. Ind. 599. 1864.
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Synonym
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Tussacia Willd. ex Beer, Bromel. 21, 99. 1857, non Reichenb. 1827. Pogospermum Brongn. in Ann. Sci. Nat. V. 1:327. 1864.
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Description
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Stemless herbs. Leaves densely utriculate-rosulate, entire, minutely appressed- lepidote, green, the sheath large. Scape conspicuous. Inflorescence usually bi- pinnate, rarely simple or tripinnate, exceeding the leaves, its branches polystichous- flowering. Flowers small or minute, usually sessile or nearly so, perfect or -func- tionally dioecious. Sepals free, usually rounded and asymmetric, glabrous. Petals free, naked. Stamens included, unequal so far as known, anthers ovate or elliptic. Ovary superior, broadly ovoid or ellipsoid; style shorter than the ovary or wanting; ovules few to several, long-caudate. Capsule septicidal. Seeds with coma apical and folded over, their bases projecting from the capsule.
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Key
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a. Sepals 10-15 mm. long. b. Petals bright yellow, much exceeding the submembranaceous sepals; scape slender, usually decurved - - 1. C. NUTANS bb. Petals white, equaling or shorter than the coriaceous sepals; scape erect, stout - - _ 2. C. BERTERONIANA aa. Sepals not more than 9 mm. long. b. Scape-bracts shorter than the internodes. c. Sepals not more than 4.5 mm. long; inflorescence delicate with very slender axes; leaves usually 10-15 cm. long - 3. C. APICROIDES cc. Sepals 5-8 mm. long. d. Leaves in a cylindric rosette, usually strict; sepals cuneate on the right with the wing much exceeding the midnerve, 5-6 mm. long _ - ----4. C. NITIDA dd. Leaves in a cyathiform rosette, arching-divergent; sepals curved on both sides of the base with the wing not exceeding the mid- nerve, 7-8 mm. long- 5. C. SESSILIFLORA bb. Scape-bracts equaling or exceeding the internodes. c. Leaf-blades ligulate, 2-4 cm. wide. d. Sepals 2 mm. long, exceeding the floral bracts; scape erect - 6. C. MICRANTHA dd. Sepals 5-7 mm. long, exceeded by the floral bracts; scape de- curved - 7. C. WANGERINI cc. Leaf-blades linear, not over 5 mm. wide; flowers barely more than 2-ranked -8. C. LUNDELLIANA
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