GARUGA 



GASTERIA 



1317 



pinnata, Roxbg. Tree, 30-40 ft., with Ivs. 1 ft. or 

 more long; Ifts. obtusely erenate: fls. small, in a very 

 large panicle: fr. a black drupe. India and Malaya to 

 the Philippines. — Also cult, abroad under glass. 



L. H. B. 



GAS PLANT: Didamnus. 



GASTERIA (Greek, gaster, belly; referring to the 

 usually swollen base of the flowers). Liliacea-, tribe 

 Aloiiwse. Mostly acaulescent and small succulents of 

 similar decorative uses and treatment as Aloe. 



Leaves usually elongated, crowded in rosettes or on 

 short sts., usually 2-ranked: fls. with a red or rosy 

 typically ventricose curved tube and short equal sub- 

 erect greenish spgms. about as long as the stamens and 

 pistil. S. Afr. Species 43. Monog. by Berger in Engler, 

 Das Pflanzenreich, hft. 33 (1908). 



aclDacifolla, IS. 

 angulata. 3, 4. 

 canaliculata, 7. 

 carinata, lb. 

 conspurcata, 2. 

 cras.sifolia, 6. 

 denticulata, 5. 

 disticha, 2, 3, 5. 

 Dregeana, 10. 

 ensifolia, 18. 

 excavata, 13. 

 falcata, 15. 

 fallax, 10. 

 formosa, 9. 



glabra, 16. 

 glabrior, 7. 

 grandipunctata, 17. 

 intermedia, 1. 

 latifolia, 1, 15. 

 lingua, 5. 

 longifolia, 3. 

 maculata, 10. 

 major, 16. 

 marmorata, 6, 

 minor, 16. 

 nigricans, 6, 7, 

 nitens, 18. 

 nitida, 17. 



, 12. 

 10. 



obliqua^ 10. 

 parvifolia, 14. 

 par\'ipunctataf 17. 

 picta, 9. 

 planifolia, S. 

 pulchra, 11. 

 scaberrima, 1. 

 strigata, 15. 

 subnigricans, 7. 

 sulcata, 4. 

 truncata, 3. 

 venusta, 18. 

 verrucosa, 1, 



A. Fls. scarcely 1 in. long, inostly ventricose. 



B. Lvs. radical, in 2 nearly straight rariks, not keded. 



c. The Ivs. with pale raised warts. 



1. verrucosa, Haw. (.4Zde !>errucdsa. Mill. A. disticha, 

 Linn. A. vcrriicula, Medikus. A. acuminata and A. 

 racemosa, Lam.). Cespitose: Ivs. acute, somewhat 

 concavely 3-sided, spreading, I-2 x 4-6 in., dull gray, 

 very rough with white crowded tubercles: infl. 2 ft. 

 high, typically simple. Cape. B.M. 837. DC, PI. Gr. 

 63. Berger 42, 43. — Varies in a form with Ivs. 1 ft. 

 long and branched infl., var. latifdlia, Salm (Aloe 

 lingua var., Ker), B.M. 1322, f. 2, 3. Salm, Aloe § 29, 

 f. 25; a form with large greener more mucronate Ivs. 

 with less crowded warts, var. intermedia. Baker (G. 

 intermedia, Haw. Aloe intermedia, Haw. ), SaLm, 

 Aloe §29, f. 24. B.M. 1322, f. 1; and a form with 

 scarcely concave greener Ivs. with the greenish warts 

 somewhat in lines on the back, var. scaberrima. 

 Baker (G. intermedia scaberrima, Haw. Aloe scaberrima 

 Sakn), Salm, Aloe § 29, f. 26. Hybrids are rejiorted 

 between G. verrucosa and G. pulchra; G. verrucosa 

 intermedia and G. carinata as well as Haworlhia radula; 

 and G. verrucosa latifolia and G. brevifolia. 



cc. The Ivs. not white-warty. 



2. conspurcata. Haw. (G. disticha conspurceda. 

 Baker. Aloe conspurcata, Salm). Lvs. obtuse, mucro- 

 nate, little concave, IJ-2 x 10-12 in., green, smooth 

 except on the margin, with small often confluent white 

 spots: infl. 2}^-3 ft. high, simple. Cape. Salm, Aloe § 

 29, f. 31. 



3. angulata. Haw. (G. disticha angulata, Baker. G. 

 longifolia, Haw. Aloe angulata, Willd. A. lingua Inngi- 

 folia, Haw.). Lvs. abruptly short^mucronate, a little 

 concave on one or both faces, 2 x 8-10 in., one or both 

 edges angularly doubled, dark green with small often 

 confluent white spots: infl. 3 ft. high, exceptionally 

 branching. Cape(?). SaLm, Aloe § 29, f. 29. — A form 

 with gutter-hke lvs. is var. truncata, Berber (.4. 

 angulnia truncata, Willd.). 



4. sulcata. Haw. (G. angulata. Haw. Aloe .sulcata, 

 Salm. A. lingua angule'ita, Haw.). Lvs. concavely stra[)- 

 shappfl, 4-angled, 1x4 in., dull green with small green- 

 ish httle-raised dots: infl. 2 ft. high, simple; fls. httle 

 inflated. Cape. Salm, Aloe § 29, f. 32. 



5. lingua, Berger (G. disticha, Haw. G. denticulata. 

 Haw. Aloe lingua, Thunb. A. disticha, R. & S.). Lvs. 

 obtusely mucronate, oblong, somewhat concave, 

 2-edged, denticulate above, 2 x 8-10 in., green or grayish 

 with more or less banded and pale greenish spots: infl. 

 3 ft. high, simple. Cape. Salm, Aloe § 29, f. 33. Ber- 

 ger 44. 



6. nigricans, Haw. (Aloe nigricans. Haw. A. obliqua, 

 Jacq.). Lvs. oblong, abruptly mucronate, 2-edged, 



2 X 5-8 in., glossy dark green or purplish with more or 

 less banded pale greenish spots: infl. 3 ft. high, some- 

 times branched. Cape. Salm, Aloe § 29, f. 7. — Varies 

 into a less mottled form with shorter fleshier lvs., var. 

 crassifolia. Haw. (.4. lingua crassifolia, Ait. A. crassi- 

 fblia, R. & S.), B.M. 838. .J.H. III. 60, p. 98; and a 

 white- and rosy-marbled form with smaller lvs., var. 

 marmorata, Baker (A. marmorata, Salm. A. formbsa, 

 R.&S.). 



7. subnigricans, Haw. (G. nigricans subnigricans, 

 Baker. Aloe subnigricans, Spreng. A. psexidonigricans, 

 Salm). Lvs. scarcely 1 in. wide, acute, green with small 

 separate rather transversely arranged pale spots: infl. 



3 ft. high, simple; fls. ventricose. Cape. Sahn, Aloe § 

 29, f. 10. — Varies into a form with more concave lvs., 

 var. canaliculata, Salm; and a form with sword-like 

 darker lvs., var. glabrior, Haw. (Aloe guttata, Salm. A. 

 nigricans denticulata, Salm. G. nigricans guttata. 

 Baker). Sakn, Aloe § 29, f. 9. 



BB. Lvs. crowded along an evident if short st. 

 c. The lvs. in 2 straight or twisted ranks. 



8. planifolia, Baker (Aloe planifolia, Baker). Lvs. 

 in straight ranks, narrow, abruptly mucronate, 2-edged, 

 ^ X 6-10 in., glossy green with more or less confluent 

 oblong white spots, the minutely rough margin often 

 rosy: infl. 6 ft. high, or more, simple; perianth very 

 abruptly inflated below. Cape. Ref. Bot. 162. 



9. picta. Haw. (Aloe Boureana, R. &. S., A. Bowie- 

 ana, Sakn). Lvs. in twisted ranks, tongue-shaped, 

 abruptly mucronate, somewhat concave and 3-sided, 

 lJ-^-2x 10-14 in., glossy dark green mottled with 

 round white spots confluent below, the thickened mar- 

 gin subentire: infl. 3 ft. high, branched. Cape. Salm, 

 Aloe § 29, f. 3. — Varies into the smaller var. formdsa, 

 Berger (Aloe Bowieana formdsa, Salm. G. formdsa, 

 Haw.). 



10. maculata, Haw. (G. obliqua. Haw. G. nigricans 

 platyphylla, Baker. Aloe maculata, Thunb. A. obliqua. 

 Haw. A. maeulata obltgua, Ait.). Lvs. in somewhat 

 twisted ranks, tongue-shaped, blunt or abruptly 

 mucronate, 2-edged or with one margin doubled, 

 15^-2x6-8 in., glossy dark green with more or less 

 confluent large oblong spots or entirely white at base 

 below, rough-margined: infl. .3-4 ft. high, branched. 

 Cape. Salm, Aloe § 29, f. 1. B.M. 979. Berger 47.— 

 Two varieties are distinguished: var. fallax, Haw. (A. 

 maculata anguslior, Sakn), with smaller whiter smooth 

 lvs., and var. Dregeana, Berger, with rough-margined 

 lvs. 



11. pulchra, Haw. (Aloe maculata ptUchra, Ait. .4. 

 pulchra, Jacq.). Lvs. in spiral ranks, falcate, narrowed 

 from the base, acute, scarcely 1 x 8-10 in., glos.sy dark 

 green with oblong white spots transversely or reticu- 

 lately confluent, shghtly rough-margined: infl. 3 ft. 

 high, branched. Cape. Jacq., Schoenbr. 4:19. Salm, 

 Aloe § 29, f. 2. DC, PI. Gr. 91. B.M. 765. Miller, 

 Icon. 292. Berger 47. — It is said to have been crossed 

 with G. verrucosa. 



cc. The lvs. not 2-ranked. 



12. marmorata, Baker. Lvs. smooth, lorate-lanceo- 

 late, rounded and cuspidate at tip, 1-1^^x5-6 in., 

 with one margm doubled, dark green with large green- 

 ish more or less confluent spots: infl. 2-2J-^ ft. high, 

 branched. Cape. 



