386 la. CRASSyLACE^ (britten). 



Stamens isomerous with the petals. Petals free or scarcely united 



at the base. 



Flowers 4-5-merous, small, mostly annual, herbs 1. Tili^ea. 



Flowers 5-merous. Suffruticose fleshy perennials 2. Crassula. 



Stamens twice as many as the petals. 



Petals united nearly to the middle, or beyond. 



Calyx shortly 4-fid, large . . . ■ 3. Bryophyllum. 



Calyx 4-partite, rarely 4-fid 4. Kalanchoe. 



Calyx 5-6-partite 5. Cotyledon. 



Petals free, or scarcely united at the base. 



Flowers 5-merous 6. Sedum. 



Flowers 6-merous 7. Se&ipervivum. 



1. TILLJEA, Linn.; Bentn. et Hook. f. Gen. PI. i. 657. 



Calyx-lobes 4-5'. Petals 4-5, free or connate at the base. Stamens 

 4-5, filaments filiform .; anthers 2-celled. Scales 4-5, linear or 0. 

 Ovary of 4-5 free carpels ; narrowed into short subulate styles, with 

 minute stigmas ; ovules 1 or many in each carpel. Follicles 2- or many- 

 seeded. — Aquatic or terrestrial herbs, often very small, subsucculent, 

 glabrous. Leaves opposite, cylindrical subulate or flat, quite entire. 

 Flowers minute, axillary, solitary or cymose, white or red, often fas- 

 ciculate. 



A genus of wide distribution, scarcely separable from Crassula, comprising about 

 twer.ty species. 

 PentamerOus, rarely tetramerous. 



Leaves narrow, sessile ; petals connate at the base ; carpels 

 2-seeded ; scales small. 

 Stems annual, herbaceous. 



Flowers sessile 1. T. pentandra. 



Flowers pedicellate 2. T.pharnaceoides. 



Stem perennial, slightly ligneous at the base 3. T. subulata. 



Leaves nearly as broad as long, petiolate ; petals free ; carpels 



many-seeded ; scales A. T. alsinoide*. 



Tetnamerous. 



Pedicels longer than, or equalling, the leaves 5. T. Vaillantii. 



Pedicels shorter than.the leaves 6. T. aquutka. 



1. T. pentandra, Royle, Must. Bot. Eimal. 222 (name only). Stems 

 decumbent, branched; internodes shorter than the leaves in wild 

 specimens. Leaves subulate, acuminate, 2-3 lines long, connate at the 

 base. Flowers axillary, solitary in the upper axils, 2-3 together in the 

 lower, sometimes 4-merous. Calyx- segments lanceolate acuminate. 

 Petals ovate acuminate, white, not exceeding the sepals. Scales cu- 

 neate, truncate. — Crassula {Disporocarpa) Schimperi y C. A. Meyer. Ind. 

 Sem. viii. 57 ; Walp. Rep. ii. 254. Disporocarpa pentandra, Asch., 

 Schweinf. etAscherson, Enum. 271. Combesia Schimperi, Schwf., Flora 

 iEthiop. 80. 



Upper Guinea. Camaroons mountains, 8000 ft. (Nov.), Mann! 

 Nile Iiand. Mountains of Abyssinia, Parkyns ! Plowden! 



Lower Guinea. Benguela, Huilla, and Angola, Pungo Andorigo, Dr. Welwitsch ! 

 Specimens from the last-named locality have longer leaves than other Tropical 

 African examples ; and corresponding variation is noticeable in Indian specimens. 

 Also in the Himalayas and Nilgherries. 



